Doctor profile · Federal record

Dr. MATTHEW KERWIN, MD

Hospitalist Physician (CMS: HOSPITALIST) · Internal Medicine Physician · NEW YORK, NY

  • NPI 1548791114
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1 GUSTAVE L LEVY PL
NEW YORK, NY 100296504
(212) 241-1653
Additional location
3300 Gallows Rd
Falls Church, VA 220423307
(703) 776-3582
fax (703) 776-3481
Additional location
17 E 102nd St
New York, NY 100295204
Mailing address
1 GUSTAVE L LEVY PL # 1118
NEW YORK, NY 100296504

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
April 12, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
New York #304292 · Virginia #0101274482

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548791114. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
725
Distinct HCPCS
4
Medicare allowed
$88,287
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 385 165 $133
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 209 100 $89
99239 Hospital discharge day management, more than 30 minutes 106 102 $129
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $194

In context: peer comparison

Among 190 peers in this city , average services per provider: 97. This provider delivers 7.5× the peer median.

Hospital affiliations

CMS Hospital Compare