Ali M. Etemadian, D.O.
Internal Medicine Physician · Chino, CA
Ali M. Etemadian, D.O. is an internal medicine physician with a practice address in Chino, California, and NPI 1316041718, issued on Sep 7, 2006. Check the license (California 20A6377, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ali M. Etemadian
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A6377 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5343 Riverside Dr, Chino, CA 91710
- Phone
- (909) 591-6227
- Enumerated
- Sep 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (909) 591-6319
- Medicaid ID
- 00AX63770 CA
- Medicare enrollment
- Enrolled (PECOS I20040319000377); accepts Medicare assignment
- Medical or professional school
- College Of Osteo Med Of The Pacific At Pomona, 1991
- Entity
- Type 1 · individual
Also registered at 5343 Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher BautistaPodiatrist1235230236
- Nidia Colomer De Saca, M.D.Psychiatry Physician1790880854
- Molly Duong, ODOptometrist1023508363
- Ricardo Saca, M.D.Internal Medicine Physician1619072774
- Darren Stewart, D.C.Chiropractor1003939273
Verify Ali M. Etemadian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A6377Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average internal medicine physician in 2024
3,709 Medicare Part D claims for 350 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 174 claims were for opioids.
Most prescribed
- Eliquis161 claims
- Xarelto128 claims
- Atorvastatin Calcium122 claims
- Furosemide107 claims
- Famotidine102 claims
- Pantoprazole Sodium102 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.
Bills Medicare through one group practice
- United Hospitalist IncPomona, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
16 internal medicine physician records list a practice address in Chino
They are 16 of the 1,097 NPPES records with a practice address in Chino, and 17,696 internal medicine physician records in California.
All 16 in Chino → All 17,696 in California → Every provider in Chino →
Other internal medicine physician records in California
- Jacob Aaron, MDSan Francisco, CA1407202518
- Alistair Aaronson, MDStanford, CA1457628760
- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Ali M. Etemadian, D.O.'s NPI number?
Ali M. Etemadian, D.O.'s National Provider Identifier (NPI) is 1316041718, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ali M. Etemadian, D.O. located?
The NPPES record lists a practice address at 5343 Riverside Dr, Chino, CA, 91710. Phone: (909) 591-6227. Providers update this record themselves, so call before visiting.
How can I verify Ali M. Etemadian, D.O.'s license?
NPPES lists California license number 20A6377, 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 Ali M. Etemadian, D.O. prescribe under Medicare Part D?
In 2024, Ali M. Etemadian, D.O. had 3,709 Medicare Part D claims for 350 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.