Doctor profile · Federal record

Dr. Kenneth Grossman, MD

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

  • NPI 1104847953
  • Accepts Medicare
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Boston Medical Center Place, Faster Paths 1N64
Boston, MA 02118
(617) 414-4580
fax (617) 414-4572
Mailing address
960 Massachusetts Ave, Fl2 Provider Enrollment
Boston, MA 021183791

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 5, 2024
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #48029

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104847953. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Apellis Pharmaceuticals, INC. 1 $23.38

By nature of payment

Food and Beverage
$23

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Grossman's medical specialty?
Dr. Kenneth Grossman practices Internal Medicine Physician in Boston, MA.
Where does Dr. Kenneth Grossman practice?
Dr. Kenneth Grossman practices at 1 Boston Medical Center Place, Boston, MA 02118. Office phone: 6174144580.
What is Dr. Kenneth Grossman's NPI?
Dr. Kenneth Grossman's National Provider Identifier (NPI) is 1104847953, issued by NPPES.
Does Dr. Kenneth Grossman accept Medicare assignment?
Yes. Dr. Kenneth Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.