Doctor profile · Federal record

Dr. Mahmood Peshimam, M.D.

Family Medicine Physician (CMS: Family Practice) · Fountain Valley, CA

  • NPI 1801950498
  • Accepts Medicare
  • 50 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10900 Warner Ave, #115
Fountain Valley, CA 927083846
(714) 968-8600
fax (714) 968-8564

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
May 20, 2008
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A36540
Medicaid
CA #00A365400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801950498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
600
Distinct HCPCS
10
Medicare allowed
$61,318
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 225 64 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 97 55 $98
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 53 41 $16
99215 Established patient office or other outpatient visit, 40-54 minutes 43 38 $190
G0010 Administration of hepatitis b vaccine 42 24 $33
90746 Hepatitis b vaccine, adult dosage (3 dose schedule) 38 22 $69
90662 Influenza vaccine split virus, preservative free 24 24 $72
G0008 Administration of influenza virus vaccine 24 24 $33
G2012 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic 22 13 $15
99443 Telephone medical discussion with physician, 21-30 minutes 19 11 $138

In context: peer comparison

Among 16 peers in Fountain Valley Family Medicine Physician, average services per provider: 78. This provider delivers 7.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $124.99

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
573
Patients
179
Total drug cost
$11,780
Drug Type Claims Patients Total cost
Azithromycin Generic 85 73 $422
Atorvastatin Calcium Generic 79 23 $1,074
Metformin Hcl Generic 66 20 $666
Lisinopril Generic 44 13 $665
Atovaquone-Proguanil Hcl (Atovaquone/Proguanil Hcl) Brand 41 38 $3,805
Tamsulosin Hcl Generic 41 12 $524
Amlodipine Besylate Generic 32 0 $606
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 31 0 $334
Levothyroxine Sodium Generic 28 0 $470
Losartan Potassium Generic 28 0 $657

Frequently asked questions

Auto-generated from federal data
What is Dr. Mahmood Peshimam's medical specialty?
Dr. Mahmood Peshimam practices Family Medicine Physician in Fountain Valley, CA.
Where does Dr. Mahmood Peshimam practice?
Dr. Mahmood Peshimam practices at 10900 Warner Ave, Fountain Valley, CA 927083846. Office phone: 7149688600.
What is Dr. Mahmood Peshimam's NPI?
Dr. Mahmood Peshimam's National Provider Identifier (NPI) is 1801950498, issued by NPPES.
Does Dr. Mahmood Peshimam accept Medicare assignment?
Yes. Dr. Mahmood Peshimam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mahmood Peshimam commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.