John Dimare, M.D.
Geriatric Medicine (Family Medicine) Physician · Glendora, CA
John Dimare, M.D. is a geriatric medicine (family medicine) physician with a practice address in Glendora, California, and NPI 1013246578, issued on Dec 12, 2009. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Dimare
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Family Medicine) Physician 207QG0300X
- Practice location
- 250 S Grand Ave, Glendora, CA 91741
- Phone
- (626) 857-3242
- Enumerated
- Dec 12, 2009
- Entity
- Type 1 · individual
Also registered at 250 S Grand Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Ronald Alcantara, RNEmergency Registered Nurse1306538905
- Mari AlmondEmergency Registered Nurse1689220493
- Josue BlancoEmergency Registered Nurse1790331486
- Martin Bohorquez, M.D.Anesthesiology Physician1073569307
- Yong Chen, M.D.Anesthesiology Physician1528247608
- Michael Deyoung, MDEmergency Medicine Physician1801822606
Verify John Dimare in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
100% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024
23 Medicare Part D claims, against an average of 4,917 among the 1,261 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $18.23
1 payment, mostly food and beverage; the largest payer was Gilead Sciences, Inc.. The 498 providers of this specialty with any payment received $2,104.14 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.
Geriatric Medicine (Family Medicine) Physician providers in California
There are 250 geriatric medicine (family medicine) physician records in California.
Other geriatric medicine (family medicine) physician records in California
- Nagina Abdiani, DOOrange, CA1518543271
- Shivali Agarwal, M.D.Fresno, CA1518493626
- Kent Ahn, MDFontana, CA1083762017
- Theresa Allison, M.D.San Francisco, CA1760415004
- Nancy Alvarez, NPSimi Valley, CA1437885837
- Aarthi Anand, M.D.Palo Alto, CA1881776060
- Eddy Ang, MD, MPHSouth Gate, CA1508158197
- Hermenegildo Angeles, MD APCDaly City, CA1396712303
- Lianna Ansryan, RN-GERO, MSN, CNS,Los Angeles, CA1568047645
- Celestine Arambulo, DOSan Diego, CA1477624377
Common questions
What is John Dimare, M.D.'s NPI number?
John Dimare, M.D.'s National Provider Identifier (NPI) is 1013246578, issued on Dec 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John Dimare, M.D. located?
The NPPES record lists a practice address at 250 S Grand Ave, Glendora, CA, 91741. Phone: (626) 857-3242. Providers update this record themselves, so call before visiting.
How can I verify John Dimare, M.D.'s license?
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 John Dimare, M.D. prescribe under Medicare Part D?
In 2024, John Dimare, M.D. had 23 Medicare Part D claims; the average among geriatric medicine (family medicine) physician prescribers was 4,917. 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.