Doctor profile · Federal record

Dr. Greg Maler, DO

Family Medicine Physician (CMS: Family Practice) · Pomona, CA

  • NPI 1033613104
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1450 E Holt Ave
Pomona, CA 917675822
(909) 630-7927
fax (909) 620-6719
Additional location
1700 E Saunders St
Laredo, TX 78041
(956) 796-5000
fax (956) 796-4933

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
August 10, 2021
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A17625

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033613104. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$48
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 1 $29.55
Cranial Technologies, Inc 1 $18.60

By nature of payment

Food and Beverage
$48

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
969
Patients
285
Total drug cost
$152,226
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 218 69 $6,521
Amlodipine Besylate Generic 155 47 $2,371
Metformin Hcl Generic 77 24 $1,322
Lisinopril Generic 71 25 $1,414
Ozempic (Semaglutide) Brand 70 17 $79,264
Omeprazole Generic 62 19 $1,082
Gabapentin Generic 47 17 $631
Losartan Potassium Generic 39 11 $1,336
Pioglitazone Hcl Generic 36 0 $746
Hydrochlorothiazide Generic 35 14 $353

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Greg Maler's medical specialty?
Dr. Greg Maler practices Family Medicine Physician in Pomona, CA.
Where does Dr. Greg Maler practice?
Dr. Greg Maler practices at 1450 E Holt Ave, Pomona, CA 917675822. Office phone: 9096307927.
What is Dr. Greg Maler's NPI?
Dr. Greg Maler's National Provider Identifier (NPI) is 1033613104, issued by NPPES.
Does Dr. Greg Maler accept Medicare assignment?
Yes. Dr. Greg Maler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.