Doctor profile · Federal record

Dr. Courtney Sherman, M.D.

Hepatology Physician (CMS: Gastroenterology) · Internal Medicine Physician · San Francisco, CA

  • NPI 1871828566
  • Accepts Medicare
  • MIPS 72.1 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
350 Parnassus Ave, 300
San Francisco, CA 94117
(415) 353-2318
fax (415) 353-2407
Additional location
2340 Clay St, 3Rd Floor
San Francisco, CA 941151932
(415) 600-1020

Credentials & registration

NPPES · NUCC
NPI registered
October 2009 — 17 yrs on file
Profile last updated
August 4, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RI0008X — NUCC code
State license (1)
California #A116463

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871828566. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
399
Distinct HCPCS
6
Medicare allowed
$58,843
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 174 108 $160
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 107 40 $134
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 39 26 $35
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 30 $196
99215 Established patient office or other outpatient visit, 40-54 minutes 30 22 $183
99205 New patient office or other outpatient visit, 60-74 minutes 17 17 $204

In context: peer comparison

Among 2 peers in San Francisco Hepatology Physician, average services per provider: 49. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
433
Patients
19
Total drug cost
$627,718
Drug Type Claims Patients Total cost
Xifaxan (Rifaximin) Brand 134 19 $460,319
Vemlidy (Tenofovir Alafenamide) Brand 65 0 $116,628
Lactulose Generic 45 0 $2,710
Ciprofloxacin Hcl Generic 34 0 $277
Entecavir Generic 29 0 $5,595
Azathioprine Generic 27 0 $2,193
Propranolol Hcl Generic 23 0 $240
Spironolactone Generic 20 0 $272
Ursodiol Generic 16 0 $3,036
Constulose (Lactulose) Brand 15 0 $484

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Courtney Sherman's medical specialty?
Dr. Courtney Sherman practices Hepatology Physician in San Francisco, CA.
Where does Dr. Courtney Sherman practice?
Dr. Courtney Sherman practices at 350 Parnassus Ave, 300, San Francisco, CA 94117. Office phone: 4153532318.
What is Dr. Courtney Sherman's NPI?
Dr. Courtney Sherman's National Provider Identifier (NPI) is 1871828566, issued by NPPES.
Does Dr. Courtney Sherman accept Medicare assignment?
Yes. Dr. Courtney Sherman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Courtney Sherman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212). Source: CMS Medicare Physician & Other Practitioners file.