Doctor profile · Federal record

Dr. Jose Castellanos Monroy, MD

Family Medicine Physician (CMS: Family Practice) · Addiction Medicine (Family Medicine) Physician · Oakland, CA

  • NPI 1841814068
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1411 E 31St St
Oakland, CA 946021018
(510) 437-4893
Additional location
500 W Hospital RD
French Camp, CA 952319693
(209) 468-6010
Mailing address
537 Natoma St Unit 201
San Francisco, CA 941032685

Credentials & registration

NPPES · NUCC
NPI registered
June 2020 — 6 yrs on file
Profile last updated
July 17, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A183705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841814068. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$164
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $163.60

By nature of payment

Food and Beverage
$164

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
354
Patients
61
Total drug cost
$86,648
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 75 30 $1,892
Lisinopril Generic 41 19 $645
Synjardy Xr (Empagliflozin/Metformin Hcl) Brand 28 0 $36,624
Amlodipine Besylate Generic 26 12 $328
Losartan Potassium Generic 20 0 $200
Omeprazole Generic 20 0 $339
Diclofenac Sodium Generic 18 0 $412
Rybelsus (Semaglutide) Brand 18 0 $17,868
Metformin Hcl Generic 17 0 $190
Fluticasone Propionate Generic 16 0 $281

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jose Castellanos Monroy's medical specialty?
Dr. Jose Castellanos Monroy practices Family Medicine Physician in Oakland, CA.
Where does Dr. Jose Castellanos Monroy practice?
Dr. Jose Castellanos Monroy practices at 1411 E 31St St, Oakland, CA 946021018. Office phone: 5104374893.
What is Dr. Jose Castellanos Monroy's NPI?
Dr. Jose Castellanos Monroy's National Provider Identifier (NPI) is 1841814068, issued by NPPES.
Does Dr. Jose Castellanos Monroy accept Medicare assignment?
Yes. Dr. Jose Castellanos Monroy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.