Doctor profile · Federal record

Dr. Allison Bloom, MD

Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Student in an Organized Health Care Education/Training Program · Boston, MA

  • NPI 1558921825
  • Accepts Medicare
  • 7 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 021156110
(617) 732-5500
Additional location
111 N Huron St
Ypsilanti, MI 481972676
(734) 547-7977
fax (734) 845-3225
Additional location
300 Longwood Ave
Boston, MA 021155724
(617) 355-6000

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Profile last updated
June 5, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Massachusetts #1014024 · Michigan #4351044254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558921825. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
4
Medicare allowed
$17,562
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 82 20 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 46 15 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 16 $184
99239 Hospital discharge day management, more than 30 minutes 14 14 $123

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
74
Patients
0
Total drug cost
$1,246
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 18 0 $204
Clopidogrel (Clopidogrel Bisulfate) Brand 12 0 $70
Metformin Hcl Generic 11 0 $83
Metformin Hcl Er (Metformin Hcl) Brand 11 0 $127
Simvastatin Generic 11 0 $70
Ultra-Fine Short Pen Needle (Pen Needle, Diabetic) Brand 11 0 $691

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Allison Bloom's medical specialty?
Dr. Allison Bloom practices Internal Medicine Physician in Boston, MA.
Where does Dr. Allison Bloom practice?
Dr. Allison Bloom practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177325500.
What is Dr. Allison Bloom's NPI?
Dr. Allison Bloom's National Provider Identifier (NPI) is 1558921825, issued by NPPES.
Does Dr. Allison Bloom accept Medicare assignment?
Yes. Dr. Allison Bloom accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allison Bloom 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.