Doctor profile · Federal record

Dr. Donald Hamby, D.O.

Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · Grand Terrace, CA

  • NPI 1750726485
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11980 Mount Vernon Ave
Grand Terrace, CA 923135172
(909) 864-1097
Mailing address
25745 Barton RD # 301
Loma Linda, CA 923543812

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
February 26, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208100000X — NUCC code
State license (1)
California #20A14027

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750726485. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $20.70

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
319
Patients
0
Total drug cost
$19,432
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 91 0 $3,284
Gabapentin Generic 79 0 $774
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 38 0 $14,094
Pregabalin Generic 31 0 $342
Tramadol Hcl Generic 25 0 $145
Duloxetine Hcl Generic 21 0 $216
Nabumetone Generic 19 0 $258
Diclofenac Sodium Generic 15 0 $318

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Hamby's medical specialty?
Dr. Donald Hamby practices Physical Medicine & Rehabilitation Physician in Grand Terrace, CA.
Where does Dr. Donald Hamby practice?
Dr. Donald Hamby practices at 11980 Mount Vernon Ave, Grand Terrace, CA 923135172. Office phone: 9098641097.
What is Dr. Donald Hamby's NPI?
Dr. Donald Hamby's National Provider Identifier (NPI) is 1750726485, issued by NPPES.
Does Dr. Donald Hamby accept Medicare assignment?
Yes. Dr. Donald Hamby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.