NPPES file of Aug 9, 2026

Ela Grigorian, MD

Family Medicine Physician · Fontana, CA

Ela Grigorian, MD is a family medicine physician with a practice address in Fontana, California, and NPI 1598937468, issued on Mar 31, 2008. Check the license (California A101344, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598937468
Name
Ela Grigorian
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A101344 CA
Self-reported in NPPES; status is on the state search
Practice location
9792 Sierra Ave, Fontana, CA 92335
Phone
(909) 434-6000
Enumerated
Mar 31, 2008
Record last updated
Jul 16, 2024
Fax
(909) 434-6001
Medicaid ID
00A101344 CA
Medicare enrollment
Enrolled (PECOS I20090108000484); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9792 Sierra Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jazmin Alvarez, CHWCommunity Health Worker1295593945
  2. Sabrina Prudencio, NPFamily Nurse Practitioner1447607148
  3. Rita RamirezRegistered Nurse1033953252
  4. Maria Saiz, CHWCommunity Health Worker1841058591

Verify Ela Grigorian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A101344
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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22% fewer Medicare Part D claims than the average family medicine physician in 2024

2,770 Medicare Part D claims for 368 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Ela Grigorian2,770
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium208 claims
  2. Metformin Hcl161 claims
  3. Lisinopril125 claims
  4. Amlodipine Besylate110 claims
  5. Losartan Potassium99 claims
  6. Levothyroxine Sodium97 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.

Industry payments in 2024: $103.79

5 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ela Grigorian$103.79
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Moreno Valley Physicians Associates A Medical CorpMoreno Valley, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ela Grigorian among 17,133 family medicine physician records in California

Ela Grigorian, MD is one of 17,133 family medicine physician records with a practice address in California. 81% 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 53% of them.

  • NPI issued2008 · 53% of these records are older, 42% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2005 · median 2005 among the 10,652 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

198 family medicine physician records list a practice address in Fontana

They are 198 of the 3,012 NPPES records with a practice address in Fontana, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Frances Burke, MDFontana, CA 923351972674901
  2. Nathan Carlson, M.D.Fontana, CA 923351144212929
  3. Christine Carlson, MDFontana, CA 923351386612299
  4. Thawat Eosakul, M.D.Fontana, CA 923351811904519
  5. Diane Hom, MDFontana, CA 923351821169707
  6. Anissa Lacount, MDFontana, CA 923351609854397
  7. Rubin Lin, D.O.Fontana, CA 923351679678916
  8. Lannie Moy, PA-CFontana, CA 923351922037738

Common questions

What is Ela Grigorian, MD's NPI number?

Ela Grigorian, MD's National Provider Identifier (NPI) is 1598937468, issued on Mar 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ela Grigorian, MD located?

The NPPES record lists a practice address at 9792 Sierra Ave, Fontana, CA, 92335. Phone: (909) 434-6000. Providers update this record themselves, so call before visiting.

How can I verify Ela Grigorian, MD's license?

NPPES lists California license number A101344, 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 Ela Grigorian, MD prescribe under Medicare Part D?

In 2024, Ela Grigorian, MD had 2,770 Medicare Part D claims for 368 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.