Ketan K. Shah, M.D., M.B.A.
Gastroenterology Physician · Orange, CA
Ketan K. Shah, M.D., M.B.A. is a gastroenterology physician with a practice address in Orange, California, and NPI 1629244652, issued on Apr 30, 2008. Check the license (California A120437, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ketan K. Shah
- Credential
- M.D., M.B.A.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A120437 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 W Town And Country RD Ste 1250, Orange, CA 92868
- Phone
- (949) 744-5441
- Enumerated
- Apr 30, 2008
- Record last updated
- Aug 18, 2025
- Fax
- (949) 266-1661
- Medicare enrollment
- Enrolled (PECOS I20150804006312); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 1100 W Town And Country RD Ste 1250
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Karen AcostaBehavior Technician1265128276
- Sheila Acosta GutierrezBehavior Technician1770281867
Verify Ketan K. Shah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A120437Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average gastroenterology physician in 2024
142 Medicare Part D claims for 78 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Omeprazole54 claims
- Gavilyte-G12 claims
- Pantoprazole Sodium12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 61.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $5,262.03
14 payments; by number, the most common kind was food and beverage; the largest payer was Merit Medical Systems Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ketan K. Shah among 2,140 gastroenterology physician records in California
Ketan K. Shah, M.D., M.B.A. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.
- NPI issued2008 · 63% of these records are older, 31% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2002 among the 1,538 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Orange → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Alaa Abousaif, MDOrange, CA 928681235124108
- William Collins, MDOrange, CA 928681104892074
- Jessica Hung, M.D.Orange, CA 928681396786323
- William Karnes, MDOrange, CA 928681881652998
- James Lee, MDOrange, CA 928681750358735
- Robert Lee, M.D.Orange, CA 928681669583530
- John Lee, MDOrange, CA 928681487734521
- William Metzger, MDOrange, CA 928681629040308
Common questions
What is Ketan K. Shah, M.D., M.B.A.'s NPI number?
Ketan K. Shah, M.D., M.B.A.'s National Provider Identifier (NPI) is 1629244652, issued on Apr 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ketan K. Shah, M.D., M.B.A. located?
The NPPES record lists a practice address at 1100 W Town And Country RD Ste 1250, Orange, CA, 92868. Phone: (949) 744-5441. Providers update this record themselves, so call before visiting.
How can I verify Ketan K. Shah, M.D., M.B.A.'s license?
NPPES lists California license number A120437, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ketan K. Shah, M.D., M.B.A. prescribe under Medicare Part D?
In 2024, Ketan K. Shah, M.D., M.B.A. had 142 Medicare Part D claims for 78 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Ketan K. Shah, M.D., M.B.A.'s MIPS final score?
The 2023 MIPS final score is 61.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.