Doctor profile · Federal record

Dr. Ian Donahue, PA-C

Physician Assistant · Upland, CA

  • NPI 1023406725
  • 11 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1310 San Bernardino RD, Ste. 103
Upland, CA 917864979
(909) 920-0444
fax (909) 920-5044

Credentials & registration

NPPES · NUCC
NPI registered
January 2015 — 11 yrs on file
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #51838

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023406725. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,213
Transactions
63
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 18 $312.77
Phathom Pharmaceuticals, Inc. 12 $244.16
Salix Pharmaceuticals, a division of Bausch Health US, LLC 11 $165.20
Ardelyx, Inc. 5 $118.90
Janssen Biotech, Inc. 3 $76.14
GENZYME CORPORATION 3 $67.13
RedHill Biopharma Inc. 3 $65.27
Ferring Pharmaceuticals Inc. 2 $38.64
Madrigal Pharmaceuticals 2 $37.68
IRONWOOD PHARMACEUTICALS, INC 2 $33.74
Takeda Pharmaceuticals U.S.A., Inc. 1 $29.59
Braintree Laboratories, Inc. 1 $24.07

By nature of payment

Food and Beverage
$1,213

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
694
Patients
412
Total drug cost
$124,456
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 165 162 $2,757
Pantoprazole Sodium Generic 109 45 $1,589
Omeprazole Generic 87 51 $1,438
Famotidine Generic 62 35 $1,477
Linzess (Linaclotide) Brand 57 26 $69,076
Dicyclomine Hcl Generic 50 20 $1,031
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 33 31 $5,795
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 23 23 $402
Hydrocortisone Generic 20 19 $115
Dexlansoprazole Dr (Dexlansoprazole) Brand 18 0 $11,948

Frequently asked questions

Auto-generated from federal data
What is Dr. Ian Donahue's medical specialty?
Dr. Ian Donahue practices Physician Assistant in Upland, CA.
Where does Dr. Ian Donahue practice?
Dr. Ian Donahue practices at 1310 San Bernardino RD, Upland, CA 917864979. Office phone: 9099200444.
What is Dr. Ian Donahue's NPI?
Dr. Ian Donahue's National Provider Identifier (NPI) is 1023406725, issued by NPPES.