A
AISO Studio

Is your hospital / health system website keeping up? Here's what the data shows.

Hospital / Health System Website Audit Report

We scanned 349 hospital / health system websites across the United States to benchmark their performance for search engines, AI answer engines, and accessibility.

Industry: Healthcare · Sample size: 349 sites · Scan date: March 14, 2026

Overview

The hospital / health system industry faces a clear challenge online. Most websites in this space score well below what search engines and AI systems need to surface content. The average AISO score across all 349 sites is just 45 out of 100. That is a low bar. It also means there is a big opportunity for businesses that invest in their web presence now.

The strongest area for hospital / health system sites is SEO, with an average of 69. The weakest area is AEO, at just 13. According to Google's SEO documentation, sites that fail to meet basic technical standards risk losing visibility in both traditional and AI-powered search results.

What does this mean for your business? If your site scores above 45, you are already ahead of most competitors. If it scores below, you risk losing traffic to rivals who fix these issues first. According to the W3C Web Accessibility Initiative, accessible websites also reach a wider audience and reduce legal risk.

Key insight: 69% of hospital / health system websites score below 50. The majority of sites in this vertical are underperforming across multiple dimensions.

Summary Scores

45

AISO Score

69

SEO

29

Readability

63

Engagement

13

AEO

57

WCAG

Key Findings

69%

Score Below 50

More than half of sites in this vertical are underperforming.

54%

Missing Schema Markup

These sites have no structured data, making them harder for search engines and AI to understand.

27%

No Open Graph Tags

Without OG tags, shared links on social media appear without rich previews.

What This Means

These findings tell a simple story. Most hospital / health system websites were built without modern optimization in mind. They load, they look fine, but they fail to communicate with the systems that drive traffic today.

Search engines need structured data to understand your pages. AI answer engines need clear, direct answers to cite your content. Screen readers need proper HTML to serve users with disabilities. Missing any of these means missing out on visitors, customers, and revenue.

Key Takeaways

After analyzing 349 hospital / health system websites, here's what stands out most. These are the three most important points from the data.

  1. Most sites score poorly overall. An average AISO score of 45 means the typical hospital / health system website misses more than half of what modern search and AI systems look for.
  2. AEO is the weakest link. At just 13 on average, this dimension drags down overall scores. Fixing it first gives the biggest return.
  3. Basic technical issues are widespread. 54% of sites lack schema markup. 27% have no Open Graph tags. These are quick wins that most sites have not addressed.
Bottom line: The hospital / health system industry is behind on web optimization. Early movers who fix these issues will gain a real edge in both search rankings and AI visibility.

How to Improve Your Score

Want to beat the average? Follow these steps in order. Each one builds on the last. Start with the basics and work your way up.

  1. Step 1: Fix your technical SEO. Add a meta title, meta description, and canonical URL to every page. Add schema markup using JSON-LD. Add Open Graph tags so your links look good when shared. These changes take less than an hour and have an immediate impact.
  2. Step 2: Improve readability. Rewrite your main pages at an 8th grade reading level. Use short sentences. Use simple words. Break up long paragraphs. According to Google, clear and simple content performs better in search results.
  3. Step 3: Add engagement elements. Use headings, bullet lists, bold text, and blockquotes. Add images with descriptive alt text. Make your content easy to scan. Visitors decide within seconds whether to stay or leave.
  4. Step 4: Optimize for AI engines. Add a FAQ section to your key pages. Use direct answer formats. Define what your business does in one clear sentence at the top of your homepage. AI systems like ChatGPT and Perplexity prefer content that gives a straight answer.
  5. Step 5: Check accessibility. Run a WCAG audit. Ensure all images have alt text. Check that color contrast meets minimum ratios. Use semantic HTML elements like headings, lists, and landmarks. According to the W3C, over one billion people worldwide live with some form of disability.

Score Distribution

The charts below show how scores are spread across all 349 sites. The histogram groups sites by score range. The grade chart shows how many sites earned each letter grade. A score of 80 or above earns an A. Below 30 is an F.

AISO Score Ranges

0-9
0
10-19
1
20-29
17
30-39
58
40-49
166
50-59
103
60-69
4
70-79
0
80-89
0
90-99
0

Grade Distribution

A
0 (0%)
B
0 (0%)
C
4 (1%)
D
103 (30%)
F
242 (69%)

Dimension Breakdown

Average scores across all 349 hospital / health system websites for each scoring dimension.

SEO
69
Readability
29
Engagement
63
AEO
13
WCAG
57

Full Results

The table below lists all 349 websites ranked by their overall AISO score. Each row shows the total score, letter grade, and individual dimension scores. Use it to see how sites in the hospital / health system space compare against each other.

Domains are partially blurred to protect privacy. Scores range from 0 to 100. Higher is better.

#DomainScoreGradeSEORead.Eng.AEOWCAG
1iuhea*******69C10045803891
2advent**********65C9454751892
3ohs*****64C7277582886
4intermount*****************62C7747656167
5uchea*******59D8937901869
6stjos*********59D8954851850
7parklandm****************59D7953851859
8holycrossm****************59D87401004319
9chihe********58D8154631092
10ahn****58D8554601092
11uwmed*********58D9733851867
12stjoh*********58D7258751082
13uabmed*********57D8442681091
14dbhdd.***********57D82267818100
15northm***********57D9440902039
16concord************57D8441851864
17chistale**************57D9442681082
18froed********57D8143801871
19aurorah*************57D8550531890
20mercy*******56D5763802550
21fmol******56D70386026100
22provid**********56D8951851045
23mountcar*************56D5754851870
24cho*****56D6755651880
25overlak*************56D85346018100
26cuans*********55D7526801893
27ochs*******55D9425751089
28nmm*****55D7460681062
29mas*****55D8628751878
30allina**********55D8040632080
31bjc****55D8252501088
32uhn*****55D8631901856
33essenti***********55D9143852530
34upm*****55D6751681087
35uvahe********55D72446310100
36baptis***********54D8723851077
37gradyh*********54D89276310100
38saintal***********54D9120851870
39saintl**********54D9237581083
40lvh*****54D72465510100
41valleyh*************54D8428902841
42dignit***********53D8138701863
43defini**********53D84195526100
44denver**********53D5249803353
45hartford**************53D6944852638
46sjrm*****53D7750801044
47hospital**************53D6443851862
48nkche********53D6049651883
49southsh*************53D7720652693
50mymic*********53D7145751857
51dhhs*******53D7233831079
52north********53D6656651070
53northc***********53D65406310100
54missio***********53D8218701894
55sch*****53D7448501092
56uvmhe********53D77217510100
57medicalcent******************53D8940701063
58ufhea*******52D7749501873
59unity*********52D9418781864
60dch*****52D8035801060
61steliz*********52D7941802530
62ummhe********52D928681895
63atrium**********52D8141732047
64okhe*******52D7943601077
65svm*****52D7737601092
66cople*******52D8950781819
67bartlet*************51D7642801841
68salinem***********51D7747551069
69hartfor*************51D6441852636
70uih*****51D7737601083
71kansashe**************51D8145701839
72holland************51D6235601892
73umc****51D7238551091
74merc*****51D7446702837
75dartmouth**************51D7934601086
76wexnerme*************51D8146681838
77stillwat**************51D7735683050
78brownh*********51D7926731081
79dcmh******51D8149801033
80brookin************51D7044501094
81conwaymed**************51D7910731897
82healthc************51D7442631073
83texash*********51D6257601067
84giffordh*************51D8146751044
85childr*********51D7539551089
86namcs*********50D8230631075
87provi*********50D8138601856
88uclah*********50D7038601083
89children*************50D8242801822
90ynh*****50D8436702635
91baptis***********50D7948551060
92maineh*********50D7724651092
93adventist**************50D7934501879
94henry********50D7719751877
95stluke*********50D7944731044
96mohosp*********50D67423520100
97bryanh*********50D8244601745
98henderso*************50D7255581056
99centennial*****************50D6760581050
100smmc******50D8443851810
101nyp****50D8435631853
102uhhosp*********50D5945751853
103okerho**********50D8459601821
104healt********50D6239681080
105etc*****50D6450751053
106cheyenn*************50D8616851855
107cedarhil*************50D8428851836
108health***********49F7721701085
109ynhh*****49F8133702635
110nemo*******49F898751082
111ukhealt*************49F970781083
112liberty************49F7259551047
113flemingco****************49F7432681858
114hillsdal*************49F7668501030
115southcou*************49F7956731016
116mountain.****************49F7936801038
117greenwic*************48F8138651835
118hcaflorid***************48F6917701094
119emoryhe************48F7734551860
120stluke***********48F7636582057
121mauih*********48F8235431869
122powers**********48F6739601071
123luthera*************48F5257651844
124tuftsm***********48F7945551842
125mhealth************48F4562501077
126mnhosp*********48F7220581890
127muhea*******48F8622801050
128umcs*****48F8428631850
129valleyhea***************48F7248631048
130sunriseh*************48F7417701085
131mmcl*****48F8237631050
132mountainv***************48F5754701044
133uncmedi*************48F6752601050
134woodcoun**************48F6533551091
135westerl*************48F8438651836
136nvr*****48F6936651065
137seattle*************48F7143731045
138alaskar***********47F822701093
139lmhos*********47F8434651836
140bridgepo**************47F8132701835
141christi***********47F8228801035
142hhc****47F6136651070
143nm.***47F7214901847
144rus*****47F6151501070
145team-*******47F6724601877
146mercy********47F6247601060
147nmh*****47F8427552550
148forres***********47F5957631039
149barrett************47F8222551082
150stjosep*************47F6957681022
151ecuhe********47F6658681026
152saintf**********47F5747501082
153carenew***********47F7742651829
154oregonh************47F9231801020
155cmhbu*******47F6439501080
156mounta**********47F774701094
157sent*******47F7521581090
158washing*************47F6245751044
159ivinson************47F8422651067
160caus*******47F840782862
161phoenixm**************46F5732531092
162baptist***********46F743840090
163stanford**************46F876702553
164thoc*****46F5938801831
165cho*****46F7752651018
166southlak*************46F6724601870
167bayc*******46F7419581088
168saintjosep******************46F8428801025
169saintfran***************46F8432801019
170adamsh***********46F8936651819
171mercyme***********46F8434801019
172medsta***********46F8630631044
173south*********46F8416801050
174bestc*******46F7936551053
175summerli*************46F6748581045
176massge*********46F6719601093
177bergenc***********46F6220701873
178mount*********46F6932651059
179vhcentr*************46F6920851055
180directory****************46F790652089
181trista***********46F749701087
182wth****46F840801864
183texasch***********46F7946651024
184ashleyr***********46F7733551064
185hcavir*********46F775651094
186wsh*****46F7705818100
187raleigh***********46F7227581075
188codyregi**************46F6748501056
189northwe************45F4744851828
190parkv*******45F6934501071
191uoflh*********45F7139701032
192nebraska*************45F770751083
193surgical**************45F5925751067
194bayarea************45F8933631026
195salemh*********45F6640801815
196wells*******45F6729501873
197utsw*******45F770601892
198bmh****45F7935801015
199sherida*************45F6647601041
200childr*********44F6732801032
201dsh.******44F55165810100
202idahofallsc********************44F6247681027
203uiheal**********44F4745651747
204umm*****44F7638501050
205mdme*******44F6130581862
206uofmheal*************44F7235651042
207healthp***********44F6933431078
208commun**********44F7232501064
209children*************44F7718501083
210springval***************44F7234581050
211rwjb*****44F670651892
212merc*****44F6944501050
213columbi*************44F6653501038
214har*****44F7919751833
215vcuhe********44F6731501864
216vmf*****44F879581071
217alah*****43F6944381059
218wregi********43F5523601083
219health.unive*********************43F6917581077
220augus********43F5724602061
221maineg**********43F6734651038
222them******43F5531551075
223mhan******43F624858044
224livingsto***************43F8035501829
225snhhe********43F5736751040
226nyula*********43F8232651021
227rankings*************43F7412801047
228prisma**********43F5249501053
229tidelan************43F7231581050
230vanderb*************43F626681090
231vhche********43F6940551038
232monhe********43F4946601050
233gwhos*********43F7928601830
234health***********42F740561092
235hhs*****42F5521511091
236portn*******42F890651062
237kum*****42F5423651067
238nortonh*************42F6944601022
239mha****42F760781753
240crm*****42F745060105
241northernl**************42F670631090
242hhs.******42F6016801055
243inov*****42F7713631056
244vhh*****42F6332481064
245cap*****41F720611085
246ech*****41F6537581032
247deh*****41F6640351060
248johnsonc*************41F5529481073
249ochsne**********41F6631502043
250massgene**************41F690601090
251nnm*****41F6231501056
252gmc****41F5947551027
253capita***********41F670601092
254nychealth****************41F306233086
255sanfor***********41F940731829
256legacy**********41F654438064
257asan******41F640801067
258tha****41F819582538
259eastalab*************40F5235751027
260cmh*****40F5926701036
261bmc****40F6928631029
262lcmch*********40F770731053
263health.***********40F504681092
264achsnm.er**************40F5242701020
265ouhea*******40F840751044
266kent******40F7213651047
267charte*********40F5027701837
268musch*********40F5940651023
269houston*************40F7215651837
270uvsh.ern*************40F5241701020
271gvhos*********40F600681082
272vtethic************40F7711481067
273wyohos**********40F740481091
274infirma************39F625651069
275calhospi**************39F5445551023
276osfhea***********39F801601060
277kauhos*********39F6225751022
278msa.ma**********39F6213831824
279nebras*********39F840531067
280jamaica************39F89090106
281ndh*****39F5716731046
282bellevu*************39F5952501016
283erlan*******39F6918801018
284st-ma*******39F4743511047
285huntsvil**************38F3535601054
286orland***********38F7119551829
287ms.***38F5234601031
288billing***********38F7721601021
289web.d*********38F346658106
290hapon********38F4935681026
291tha****38F560531094
292children*************38F7411701029
293huheal**********38F6224501050
294md.rc*********38F691631853
295alask********37F574501082
296healthcarere*********************37F770581056
297kyh*****37F590451095
298englewo************37F671540080
299mus*****37F5419601047
300doh.******37F1594201520
301cabellh*************37F4542431047
302ligaca**********37F3749601020
303cpg*****36F640731043
304baxter**********36F6716501044
305ems.o*******36F590601857
306ascensionwi*******************36F5419601044
307ucsfh*********35F6917501033
308yourcommu****************35F671130088
309hackensack******************35F663601047
310methodist****************35F4717601046
311wvumed*********35F6823501022
312cam*****35F547601058
313health***********34F796552010
314uconnh*********34F650651043
315kha-*******34F3533551829
316nursesupp****************34F540551070
317mayoc*********33F690501840
318lhaon********33F69055054
319chiam*******33F570701038
320mtpi*****33F554801021
321ruralhe************33F660751016
322gha****32F560481060
323lcm*****32F5426501017
324wvh*****32F520401075
325wor*****32F640351067
326ihaco*********31F681045039
327quee******31F640601030
328phs****31F594501039
329profiles**************31F45038886
330vum*****31F520581046
331cha****30F87045108
332imis.ark*************29F420501055
333in.***29F47053057
334barnes**********29F522651018
335coverva.d****************29F470601038
336hawaiipac**************28F450501048
337wdhos*********28F620451033
338ohioh*********28F57025080
339ahd****27F340401070
340anm*****27F5011501014
341okoh*****27F570531018
342dhhr*******26F1557151520
343nyhealth**************24F1542201520
344njh*****23F52050102
345medic*******22F25300060
346healthy*************21F1536151520
347dcheal*********21F55251520
348dshs.*********20F1528201520
349pennme**********11F0300020

Frequently Asked Questions

What is the average AISO score for hospital / health system websites?

The average AISO score for hospital / health system websites is 45 out of 100. This is based on a scan of 349 sites in the healthcare industry. The score combines five dimensions: SEO (69), readability (29), engagement (63), AEO (13), and WCAG accessibility (57).

How do hospital / health system websites perform on accessibility?

The average WCAG score is 57 out of 100. Many hospital / health system websites still lack basic accessibility features like alt text on images, proper heading structure, and sufficient color contrast. Improving accessibility helps you reach more users and reduces legal risk.

Are hospital / health system websites ready for AI search engines?

Not yet. The average AEO score is 13 out of 100. AI engines like ChatGPT, Perplexity, and Google AI Overview need structured data, FAQ sections, and direct answer formats to cite a website. Currently, 54% of hospital / health system sites have no schema markup at all.

What is the biggest weakness for hospital / health system websites?

The weakest dimension is AEO, with an average score of just 13. This represents the area where hospital / health system websites have the most room to grow. Focusing improvement efforts here will have the largest impact on overall scores.

How can I check my own website's score?

You can run a free audit on any website using AISO Studio. Enter your URL and get a full breakdown of your SEO, readability, engagement, AEO, and WCAG scores in under a minute. No signup required.

Methodology

We score each website across five areas. The AISO Score is a weighted mix of all five. It shows how well a site works for both people and AI systems. Here is what each area measures.

SEO (Technical Search Optimization)

Checks meta titles, descriptions, canonical URLs, schema markup, Open Graph tags, heading structure, and other signals that help search engines crawl and index a page.

Readability

Measures the Flesch Reading Ease score, average sentence length, and word complexity. Higher scores mean the content is easier for the public to read and understand.

Engagement

Looks at content formatting: headings, lists, bold text, blockquotes, images, and other elements that make content easy to scan and read.

AEO (AI Engine Optimization)

Checks how well content is set up for AI answer engines like ChatGPT, Perplexity, and Google AI Overview. Looks for direct answer formats, FAQ sections, and clear definitions.

WCAG (Accessibility)

Tests for Web Content Accessibility Guidelines compliance: color contrast, alt text, ARIA labels, semantic HTML, and keyboard navigation support.

How Does YOUR Hospital / Health System Website Score?

The average hospital / health system website scores 45/100. Run a free audit to see where you stand and get actionable recommendations to improve your search visibility, AI readiness, and accessibility today.

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