Doctor profile · Federal record

Dr. Michael Grossman, MD

Surgical Critical Care Physician (CMS: General Surgery) · Surgical Critical Care Physician · Fairhaven, MA

  • NPI 1477580462
  • Accepts Medicare
  • 42 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
208 Mill RD
Fairhaven, MA 027195208
(508) 973-2204
fax (508) 973-2640
Mailing address
200 Mill RD Ste 180
Fairhaven, MA 027195255

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 22, 2020
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2086S0102X — NUCC code
State licenses (2)
Massachusetts #278809 · New York #265457-1
Medicaid
PA #0015420760002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477580462. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
366
Distinct HCPCS
9
Medicare allowed
$39,509
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 96 74 $80
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 71 56 $51
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 47 38 $122
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 45 42 $133
99238 Hospital discharge day management, 30 minutes or less 33 33 $83
99291 Critical care, first 30-74 minutes 29 22 $217
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 21 21 $178
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 12 12 $185

In context: peer comparison

Among 1 peers in Fairhaven Surgical Critical Care Physician, average services per provider: 40. This provider delivers 9.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Zimmer Biomet Holdings, INC. 1 $72.92

By nature of payment

Food and Beverage
$73

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Grossman's medical specialty?
Dr. Michael Grossman practices Surgical Critical Care Physician in Fairhaven, MA.
Where does Dr. Michael Grossman practice?
Dr. Michael Grossman practices at 208 Mill RD, Fairhaven, MA 027195208. Office phone: 5089732204.
What is Dr. Michael Grossman's NPI?
Dr. Michael Grossman's National Provider Identifier (NPI) is 1477580462, issued by NPPES.
Does Dr. Michael Grossman accept Medicare assignment?
Yes. Dr. Michael Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Grossman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.