Doctor profile · Federal record

Dr. Gabrielle Bromberg, MD

Internal Medicine Physician (CMS: Hospitalist) · Boston, MA

  • NPI 1437689676
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit St.
Boston, MA 02114
(617) 643-0596
Additional location
1153 Centre St
Jamaica Plain, MA 021303446
(617) 983-7000
Additional location
75 Francis St
Boston, MA 021156110
(617) 732-5500

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
February 18, 2026
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #271113

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437689676. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
184
Distinct HCPCS
4
Medicare allowed
$24,088
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 78 36 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 48 48 $184
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 45 12 $84
99239 Hospital discharge day management, more than 30 minutes 13 13 $123

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 2.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gabrielle Bromberg's medical specialty?
Dr. Gabrielle Bromberg practices Internal Medicine Physician in Boston, MA.
Where does Dr. Gabrielle Bromberg practice?
Dr. Gabrielle Bromberg practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6176430596.
What is Dr. Gabrielle Bromberg's NPI?
Dr. Gabrielle Bromberg's National Provider Identifier (NPI) is 1437689676, issued by NPPES.
Does Dr. Gabrielle Bromberg accept Medicare assignment?
Yes. Dr. Gabrielle Bromberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gabrielle Bromberg commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.