Doctor profile · Federal record

Dr. Allan Treadwell, M.D.

Internal Medicine Physician · San Francisco, CA

  • NPI 1477575744
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 Parnassus Ave, Suite 710
San Francisco, CA 941173608
(415) 476-2752

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G74876

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477575744. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$60
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Cleerly, Inc. 1 $59.65

By nature of payment

Food and Beverage
$60

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
878
Patients
174
Total drug cost
$73,787
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 129 31 $1,864
Simvastatin Generic 70 18 $640
Amlodipine Besylate Generic 69 17 $411
Gabapentin Generic 69 13 $2,021
Levothyroxine Sodium Generic 62 14 $801
Rosuvastatin Calcium Generic 59 14 $1,128
Metoprolol Succinate Generic 55 13 $1,012
Eliquis (Apixaban) Brand 52 13 $61,570
Furosemide Generic 49 12 $323
Zolpidem Tartrate Generic 49 18 $606

Frequently asked questions

Auto-generated from federal data
What is Dr. Allan Treadwell's medical specialty?
Dr. Allan Treadwell practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Allan Treadwell practice?
Dr. Allan Treadwell practices at 350 Parnassus Ave, San Francisco, CA 941173608. Office phone: 4154762752.
What is Dr. Allan Treadwell's NPI?
Dr. Allan Treadwell's National Provider Identifier (NPI) is 1477575744, issued by NPPES.