Doctor profile · Federal record

Dr. Bennett Penn, MD, PHD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · San Francisco, CA

  • NPI 1275715245
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 Parnassus Ave, Room A591, Box 0359
San Francisco, CA 941432202
(415) 353-2626
Mailing address
2315 Stockton Blvd # G101
Sacramento, CA 958172201

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
June 30, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #A101621

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275715245. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
59
Distinct HCPCS
2
Medicare allowed
$5,802
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 21 $82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 17 $135

In context: peer comparison

Among 19 peers in San Francisco Infectious Disease Physician, average services per provider: 69. This provider delivers 0.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Bennett Penn's medical specialty?
Dr. Bennett Penn practices Infectious Disease Physician in San Francisco, CA.
Where does Dr. Bennett Penn practice?
Dr. Bennett Penn practices at 400 Parnassus Ave, San Francisco, CA 941432202. Office phone: 4153532626.
What is Dr. Bennett Penn's NPI?
Dr. Bennett Penn's National Provider Identifier (NPI) is 1275715245, issued by NPPES.
Does Dr. Bennett Penn accept Medicare assignment?
Yes. Dr. Bennett Penn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bennett Penn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.