Doctor profile · Federal record

Dr. Benjamin Cox, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · San Francisco, CA

  • NPI 1588939771
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
98 Gough St
San Francisco, CA 941025920
(415) 291-0480
Additional location
2425 Geary Blvd
San Francisco, CA 941153358
(310) 592-1990
Mailing address
1 Embarcadero Ctr Ste 190
San Francisco, CA 941113628

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
October 28, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A127057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588939771. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
44
Distinct HCPCS
2
Medicare allowed
$5,324
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 30 18 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 14 11 $151

In context: peer comparison

Among 236 peers in this city , average services per provider: 93. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
506
Patients
171
Total drug cost
$8,950
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 75 36 $1,277
Amlodipine Besylate Generic 62 25 $717
Gabapentin Generic 49 27 $1,361
Lisinopril Generic 47 16 $482
Levothyroxine Sodium Generic 37 13 $712
Losartan Potassium Generic 34 18 $391
Atenolol Generic 31 12 $574
Metoprolol Succinate Generic 28 13 $590
Bupropion Xl (Bupropion Hcl) Brand 26 0 $985
Simvastatin Generic 24 0 $280

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Cox's medical specialty?
Dr. Benjamin Cox practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Benjamin Cox practice?
Dr. Benjamin Cox practices at 98 Gough St, San Francisco, CA 941025920. Office phone: 4152910480.
What is Dr. Benjamin Cox's NPI?
Dr. Benjamin Cox's National Provider Identifier (NPI) is 1588939771, issued by NPPES.
Does Dr. Benjamin Cox accept Medicare assignment?
Yes. Dr. Benjamin Cox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Cox commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.