Doctor profile · Federal record

Dr. Shirin Heydari, PA

Physician Assistant · Fullerton, CA

  • NPI 1356977607
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 E Valencia Mesa Dr Ste 310
Fullerton, CA 928353800
(714) 734-3120

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
November 8, 2021
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356977607. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
264
Distinct HCPCS
8
Medicare allowed
$20,600
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 61 43 $85
72100 X-ray of lower and sacral spine, 2-3 views 58 41 $35
99442 Telephone medical discussion with physician, 11-20 minutes 45 42 $84
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $155
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 21 14 $28
72040 X-ray of upper spine, 2-3 views 19 12 $35
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 18 17 $145
99203 New patient office or other outpatient visit, 30-44 minutes 16 16 $105

In context: peer comparison

Among 21 peers in this city , average services per provider: 68. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$585
Transactions
14
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
SPINEART USA INC 9 $312.35
Medtronic, Inc. 1 $153.39
Globus Medical, Inc. 3 $106.43
Collegium Pharmaceutical, Inc. 1 $13.32

By nature of payment

Food and Beverage
$585

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
285
Patients
215
Total drug cost
$2,051
Drug Type Claims Patients Total cost
Gabapentin Generic 86 42 $854
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 49 42 $361
Methocarbamol Generic 48 41 $275
Methylprednisolone Generic 34 28 $273
Tramadol Hcl Generic 25 21 $68
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 15 $42
Cephalexin Generic 14 14 $70
Oxycodone Hcl Generic 14 12 $107

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shirin Heydari's medical specialty?
Dr. Shirin Heydari practices Physician Assistant in Fullerton, CA.
Where does Dr. Shirin Heydari practice?
Dr. Shirin Heydari practices at 100 E Valencia Mesa Dr Ste 310, Fullerton, CA 928353800. Office phone: 7147343120.
What is Dr. Shirin Heydari's NPI?
Dr. Shirin Heydari's National Provider Identifier (NPI) is 1356977607, issued by NPPES.
Does Dr. Shirin Heydari accept Medicare assignment?
Yes. Dr. Shirin Heydari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shirin Heydari commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); X-ray of lower and sacral spine, 2-3 views (HCPCS 72100); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.