Amish Shah, D.O., M.P,H,
Geriatric Medicine (Internal Medicine) Physician · Tustin, CA
Amish Shah, D.O., M.P,H, is a geriatric medicine (internal medicine) physician with a practice address in Tustin, California, and NPI 1851531768, issued on Mar 5, 2009. Check the license (California 20A11673, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Amish Shah
- Credential
- D.O., M.P,H,
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 20A11673 CA
Self-reported in NPPES; status is on the state search - Practice location
- 17542 17TH St, Tustin, CA 92780
- Phone
- (714) 734-5500
- Enumerated
- Mar 5, 2009
- Entity
- Type 1 · individual
Also registered at 17542 17TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John AlexanderSocial Worker1598977647
- Angelica Bon, LCSWMental Health Counselor1083916860
- Quyen Dao, M.D.Obesity Medicine (Internal Medicine) Physician1932305034
- Haley LounsburySpeech-Language Pathologist1447626247
Verify Amish Shah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A11673Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
96% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
180 Medicare Part D claims for 71 beneficiaries, against an average of 4,420 among the 2,888 providers of this specialty who prescribed in Part D. 73 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen22 claims
- Morphine Sulfate Er22 claims
- Losartan Potassium13 claims
- Rosuvastatin Calcium13 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.
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 498 geriatric medicine (internal medicine) physician records in California.
Other geriatric medicine (internal medicine) physician records in California
- Adil Abbasi, M.D.La Jolla, CA1548261316
- Shashidar Acharya, M.D.Orange, CA1770685521
- Pouya Afshar, M.D.San Diego, CA1184958977
- Parag Agnihotri, M.D.San Diego, CA1447351085
- Andreas Ahlas, M.D.Bakersfield, CA1326200833
- Waseem Ahmed, MDSanta Rosa, CA1386803559
- Paul AisenSan Diego, CA1669470753
- Mahmuda Alam, M.D.Glendale, CA1568659985
- Francis Allinson, MDLa Jolla, CA1679062707
- Anna Almonte, M.D., D.O.Sacramento, CA1104970946
Common questions
What is Amish Shah, D.O., M.P,H,'s NPI number?
Amish Shah, D.O., M.P,H,'s National Provider Identifier (NPI) is 1851531768, issued on Mar 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Amish Shah, D.O., M.P,H, located?
The NPPES record lists a practice address at 17542 17TH St, Tustin, CA, 92780. Phone: (714) 734-5500. Providers update this record themselves, so call before visiting.
How can I verify Amish Shah, D.O., M.P,H,'s license?
NPPES lists California license number 20A11673, 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 Amish Shah, D.O., M.P,H, prescribe under Medicare Part D?
In 2024, Amish Shah, D.O., M.P,H, had 180 Medicare Part D claims for 71 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,420. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.