Doctor profile · Federal record

Dr. Jennifer Siegel, M.D.

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

  • NPI 1255565594
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Cambridge St Fl 16
Boston, MA 021142509
(617) 643-7210

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
May 31, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #249328
Medicaid
MA #110090093A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255565594. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97
Distinct HCPCS
3
Medicare allowed
$9,153
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 67 27 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 17 11 $141
99238 Hospital discharge day management, 30 minutes or less 13 13 $87

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
0
Total drug cost
$211
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 15 0 $211

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Siegel's medical specialty?
Dr. Jennifer Siegel practices Internal Medicine Physician in Boston, MA.
Where does Dr. Jennifer Siegel practice?
Dr. Jennifer Siegel practices at 100 Cambridge St Fl 16, Boston, MA 021142509. Office phone: 6176437210.
What is Dr. Jennifer Siegel's NPI?
Dr. Jennifer Siegel's National Provider Identifier (NPI) is 1255565594, issued by NPPES.
Does Dr. Jennifer Siegel accept Medicare assignment?
Yes. Dr. Jennifer Siegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Siegel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.