Doctor profile · Federal record

Dr. SARA CAHILL, MD

Hospitalist Physician (CMS: INTERNAL MEDICINE) · Internal Medicine Physician · BOSTON, MA

  • NPI 1003439944
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 BROOKLINE AVE
BOSTON, MA 022155491
(617) 667-7000

Credentials & registration

NPPES · NUCC
NPI registered
May 2020 — 6 yrs on file
Profile last updated
June 24, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Massachusetts #1014151 · Massachusetts #ETLL-1003

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003439944. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
330
Distinct HCPCS
5
Medicare allowed
$37,241
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 213 69 $126
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 43 27 $32
99239 Hospital discharge day management, more than 30 minutes 36 36 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 25 11 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $184

In context: peer comparison

Among 48 peers in this city , average services per provider: 84. This provider delivers 3.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
86
Patients
0
Total drug cost
$937
Drug Type Claims Patients Total cost
Lamotrigine Generic 20 0 $87
Metoprolol Succinate Generic 17 0 $214
Omeprazole Generic 14 0 $158
Atorvastatin Calcium Generic 13 0 $151
Isosorbide Mononitrate Er (Isosorbide Mononitrate) Brand 11 0 $148
Torsemide Generic 11 0 $179

Hospital affiliations

CMS Hospital Compare