Dr. Ryan William Stidham, MD

  • Ann Arbor, MI
  • Gastroenterologist
NPI1467517797PAC ID4880877588
Medicare services, 2024
35
Medicare patients, 2024
72
Part D claims, 2024
312
Publications
95
Clinical trials
1
Practice address
1500 E Medical Center Dr, Ann Arbor, MI 48109
Practice phone
Call (734) 936-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

University Hospital

School-Based Health Center · Ann Arbor, Michigan

See all 5 affiliations

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Dr. Ryan William Stidham is a gastroenterologist in Ann Arbor, Michigan

Dr. Stidham practices at University Hospital in Ann Arbor, Michigan.

Dr. Stidham's NPI, 1467517797, was assigned on December 27, 2006. Dr. Stidham graduated from University of Virginia School of Medicine in 2005. Dr. Stidham holds Michigan license 4301091691.

NPI and contact details
Medicare PAC ID
4880877588
NPI enumeration date
December 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(734) 936-4000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ryan William Stidham practices at University Hospital in Ann Arbor, Michigan

Dr. Stidham's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.

  • University Hospital
    1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000

Source: Dmand AI Affiliation Data

Dr. Ryan William Stidham is affiliated with 3 sites of care and 2 medical groups

Dr. Stidham's primary practice is University Hospital in Ann Arbor, Michigan. Dr. Stidham is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Dr. Stidham to 1 more hospital and 1 medical group, each named with a free account. Dr. Stidham's employer is on file too: a school & student health.

See all 5 affiliations for Dr. Stidham

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ryan William Stidham's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stidham practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
University HospitalAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ryan William Stidham is one of 487 gastroenterologists in Michigan

Gastroenterology is Dr. Stidham's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Stidham's licenses on file in 2 states: Michigan and Pennsylvania.

Specialties and state licenses

  • Gastroenterology, MichiganPrimaryLicense 4301091691 · taxonomy 207RG0100X
  • Internal medicine, PennsylvaniaLicense MT186120 · taxonomy 207R00000X

Gastroenterologists near Dr. Stidham

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Ryan William Stidham billed Medicare for 35 services in 2024

CMS data shows 35 Medicare services from Dr. Stidham across 2 procedure codes in 2024, for 72 Medicare patients. Medicare paid $3,408 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202435
Medicare patients72
Paid by Medicare$3,408
Procedure codes2

Dr. Stidham's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 182024: 3594%

Dr. Stidham compared with the Michigan median for gastroenterologists, 2024

  • Dr. Stidham
  • Michigan median
Medicare services
35vs 32489% below
Medicare patients
72vs 23069% below
Part D claims
161vs 42462% below

Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.

Dr. Stidham's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Stidham

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ryan William Stidham treated 72 Medicare patients in 2024, average age 66

CMS counts 72 Medicare patients who saw Dr. Stidham in 2024. The largest group is 65 to 74, with 34 patients. 68% of them have high blood pressure, and 63% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.40, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Stidham's median patient age at 52, with 47% women.

Medicare patients, 202472
Average age66
Average risk score2.40
Also on Medicaid31%

Dr. Stidham's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Stidham's Medicare patients by sex, 2024

  • Women4157%
  • Men3143%

Chronic conditions among Dr. Stidham's Medicare patients, 2024

  1. High blood pressure68%
  2. High cholesterol63%
  3. Arthritis44%
  4. Mood disorders43%
  5. Anxiety42%
  6. Depression39%
  7. Diabetes35%
  8. Chronic kidney disease33%

Share of Medicare patients with each condition. A patient can have several.

Dr. Stidham's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 52

Patient panel by sex, all payers

  • Women47%
  • Men53%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ryan William Stidham wrote 312 Medicare Part D claims in 2024

In 2024, Dr. Stidham wrote 312 Medicare Part D claims for 54 patients. CMS names the drug for 161 of them, across 7 drugs with 11 or more claims each, at $2,631,777 in total drug cost. In 2023, CMS named 190 claims across 9 drugs.

Part D claims, 2024312
Drugs named by CMS7
Total drug cost$2.6M
Part D patients54

Dr. Stidham's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1902024: 16115%

Drugs named by CMS: 7 in 2024, 9 in 2023.

See all prescribing by Dr. Stidham

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Ryan William Stidham ranks in the 61st percentile for colonoscopy in Medicare

Dr. Stidham accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Stidham as offering telehealth. CMS counts 44 procedures of colonoscopy by Dr. Stidham, more than 61% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Stidham ranks in Medicare procedure volume

Colonoscopy
61st percentile44 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
59th percentile38 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Ryan William Stidham has 95 publications on record

Dmand AI links 95 papers to Dr. Stidham, published from 2011 to 2025. 2018 was the busiest year, with 11. The most frequent topics are Crohn Disease, Inflammatory Bowel Diseases and Colitis, Ulcerative. Dr. Stidham has published most often in Inflamm Bowel Dis. Dr. Stidham's most frequent co-authors are Akbar Karim Waljee, MD, Shrinivas Bishu, MD and Jeffrey Aaron Berinstein, MD.

Papers95
Years published2011 to 2025

Dr. Stidham's papers by year, 2016 to 2025

Topics Dr. Stidham writes about most

  • Crohn Disease
  • Inflammatory Bowel Diseases
  • Colitis, Ulcerative
  • Machine Learning
  • Colonoscopy
  • Tomography, X-Ray Computed
  • Artificial Intelligence
  • Algorithms

Dr. Stidham's most frequent co-authors

Recent publications by Dr. Stidham

See all 95 publications and co-authors

See who Dr. Stidham researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Stidham works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ryan William Stidham has worked on 1 clinical trial

Dmand AI links Dr. Stidham to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Crohn Disease and Inflammatory Bowel Diseases.

Conditions in Dr. Stidham's trials

  • Crohn Disease
  • Inflammatory Bowel Diseases

Recent clinical trials with Dr. Stidham

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ryan William Stidham received $140,773 in industry payments from 2016 to 2025

CMS Open Payments shows 211 general payments to Dr. Stidham from 11 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 88% of the total. Abbvie Inc. paid the most, $76,784. It also lists 7 research payments totaling $691 in 2017.

General payments to Dr. Stidham by program year, 2016 to 2025

General payments to Dr. Stidham by kind, 2016 to 2025

$140.8Kin total
  • Consulting fees$124,49488%
  • Travel and lodging$10,7328%
  • Food and beverage$5,5474%

Companies that paid Dr. Stidham the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Stidham

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Ryan William Stidham graduated from University of Virginia School of Medicine

Dr. Stidham graduated from University of Virginia School of Medicine in 2005.

  1. Medical schoolUniversity of Virginia School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Ryan William Stidham's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Ryan William Stidham

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Ryan William Stidham's NPI number?

Dr. Ryan William Stidham's NPI number is 1467517797. It was assigned on December 27, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ryan William Stidham?

Dr. Ryan William Stidham is a gastroenterologist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Ryan William Stidham practice?

Dr. Stidham practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Dr. Stidham's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Dr. Stidham to 1 hospital and 1 medical group.

What is Dr. Ryan William Stidham's office phone number?

The practice phone on file for Dr. Stidham is (734) 936-4000.

What is Dr. Ryan William Stidham's medical license number?

Dr. Stidham holds Michigan license 4301091691, one of the licenses on file in 2 states.

Which states has Dr. Ryan William Stidham been licensed in?

Dmand AI has state licenses on file for Dr. Stidham in Michigan and Pennsylvania.

Which hospitals is Dr. Ryan William Stidham affiliated with?

Dr. Stidham is affiliated with University Hospital. Dmand AI links Dr. Stidham to 1 more hospital.

What medical group is Dr. Ryan William Stidham part of?

Dr. Stidham is linked to University of Michigan Health. Dmand AI links Dr. Stidham to 1 more medical group.

Does Dr. Ryan William Stidham accept Medicare?

Yes. CMS data shows Dr. Stidham billed Medicare for 35 services in 2024, and Dr. Stidham accepts Medicare assignment.

Does Dr. Ryan William Stidham offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Stidham as offering telehealth services.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Ryan William Stidham see?

CMS counts 72 Medicare patients who saw Dr. Stidham in 2024, with an average age of 66.

What services does Dr. Ryan William Stidham bill to Medicare?

In 2024, Dr. Stidham's most billed Medicare services were hospital inpatient care (99233) and hospital inpatient care (99222).

Where did Dr. Ryan William Stidham go to medical school?

Dr. Stidham graduated from University of Virginia School of Medicine in 2005.

What drugs does Dr. Ryan William Stidham prescribe most?

In 2024 Medicare Part D data, Dr. Stidham's most prescribed drugs by claims were Stelara, Rinvoq and Humira(Cf) Pen.

Has Dr. Ryan William Stidham received payments from drug or device companies?

CMS Open Payments shows $140,773 in general payments to Dr. Stidham from 11 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Ryan William Stidham been practicing?

Dr. Stidham graduated from medical school in 2005, 21 years ago.

Does Dr. Ryan William Stidham do research?

Dmand AI links 95 publications to Dr. Stidham, published from 2011 to 2025. Dr. Stidham has worked on 1 clinical trial.

Who does Dr. Ryan William Stidham publish with?

Dr. Stidham's most frequent co-authors are Akbar Karim Waljee, MD (45 shared papers), Shrinivas Bishu, MD (13 shared papers) and Jeffrey Aaron Berinstein, MD (9 shared papers).

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