Doctor profile · Federal record

Dr. Ela Grigorian, MD

Family Medicine Physician (CMS: Internal Medicine) · Fontana, CA

  • NPI 1598937468
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9792 Sierra Ave
Fontana, CA 923356717
(909) 434-6000
fax (909) 434-6001
Additional location
23080 Alessandro Blvd Ste 202
Moreno Valley, CA 925539674
(951) 697-7866
fax (951) 697-7869

Credentials & registration

NPPES · NUCC
NPI registered
March 2008 — 18 yrs on file
Profile last updated
July 16, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A101344
Medicaid
CA #00A101344

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598937468. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
5
Medicare allowed
$6,533
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 63 41 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 36 25 $93
G0444 Annual depression screening, 5 to 15 minutes 27 27 $19
G0442 Annual alcohol misuse screening, 5 to 15 minutes 20 20 $19
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 13 13 $133

In context: peer comparison

Among 13 peers in Fontana Family Medicine Physician, average services per provider: 62. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$104
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 1 $29.14
Bayer Healthcare Pharmaceuticals INC. 1 $22.13
Sanofi Pasteur INC. 1 $19.66
Abbvie INC. 1 $18.30
Pfizer INC. 1 $14.56

By nature of payment

Food and Beverage
$104

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
465
Patients
163
Total drug cost
$41,784
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 65 33 $1,469
Metformin Hcl Generic 47 20 $544
Amlodipine Besylate Generic 44 17 $865
Rosuvastatin Calcium Generic 39 15 $1,164
Alendronate Sodium Generic 36 12 $423
Lisinopril Generic 36 18 $604
Losartan Potassium Generic 34 14 $463
Hydrochlorothiazide Generic 28 11 $93
Gabapentin Generic 24 12 $561
Levothyroxine Sodium Generic 23 11 $464

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ela Grigorian's medical specialty?
Dr. Ela Grigorian practices Family Medicine Physician in Fontana, CA.
Where does Dr. Ela Grigorian practice?
Dr. Ela Grigorian practices at 9792 Sierra Ave, Fontana, CA 923356717. Office phone: 9094346000.
What is Dr. Ela Grigorian's NPI?
Dr. Ela Grigorian's National Provider Identifier (NPI) is 1598937468, issued by NPPES.
Does Dr. Ela Grigorian accept Medicare assignment?
Yes. Dr. Ela Grigorian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ela Grigorian commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.