Doctor profile · Federal record

Dr. Meghan O'Brien, MD, MBE

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

  • NPI 1245641539
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 Potrero Ave
San Francisco, CA 941103518
(628) 206-8000
Mailing address
1001 Potrero Ave # 6A9
San Francisco, CA 941103518

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
December 25, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A140014

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245641539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
377
Distinct HCPCS
7
Medicare allowed
$41,566
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 161 58 $90
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 117 47 $135
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 36 12 $56
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 23 $196
99238 Hospital discharge day management, 30 minutes or less 16 16 $93
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $147
99239 Hospital discharge day management, more than 30 minutes 12 12 $132

In context: peer comparison

Among 236 peers in this city , average services per provider: 93. This provider delivers 4.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Meghan O'Brien's medical specialty?
Dr. Meghan O'Brien practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Meghan O'Brien practice?
Dr. Meghan O'Brien practices at 1001 Potrero Ave, San Francisco, CA 941103518. Office phone: 6282068000.
What is Dr. Meghan O'Brien's NPI?
Dr. Meghan O'Brien's National Provider Identifier (NPI) is 1245641539, issued by NPPES.
Does Dr. Meghan O'Brien accept Medicare assignment?
Yes. Dr. Meghan O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Meghan O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.