Doctor profile · Federal record

Dr. Jennifer O'Brien, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Providence, RI

  • NPI 1841583093
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
164 Summit Ave
Providence, RI 029062853
(401) 793-2104
fax (401) 793-4047

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
June 16, 2014
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Rhode Island #14605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841583093. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
376
Distinct HCPCS
5
Medicare allowed
$41,328
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 171 69 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 93 51 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 76 75 $175
99239 Hospital discharge day management, more than 30 minutes 20 20 $110
99238 Hospital discharge day management, 30 minutes or less 16 16 $82

In context: peer comparison

Among 103 peers in Providence Internal Medicine Physician, average services per provider: 76. This provider delivers 4.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer O'Brien's medical specialty?
Dr. Jennifer O'Brien practices Internal Medicine Physician in Providence, RI.
Where does Dr. Jennifer O'Brien practice?
Dr. Jennifer O'Brien practices at 164 Summit Ave, Providence, RI 029062853. Office phone: 4017932104.
What is Dr. Jennifer O'Brien's NPI?
Dr. Jennifer O'Brien's National Provider Identifier (NPI) is 1841583093, issued by NPPES.
Does Dr. Jennifer O'Brien accept Medicare assignment?
Yes. Dr. Jennifer O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.