Doctor profile · Federal record

Dr. Nathan Selsky, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Bridgeport, CT

  • NPI 1134358625
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2800 Main St
Bridgeport, CT 066064201
(203) 576-6000

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
September 17, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #051-441

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134358625. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
576
Distinct HCPCS
6
Medicare allowed
$80,645
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 255 241 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 126 88 $83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 111 111 $136
99238 Hospital discharge day management, 30 minutes or less 40 40 $85
99239 Hospital discharge day management, more than 30 minutes 27 27 $121
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 17 14 $125

In context: peer comparison

Among 36 peers in Bridgeport Internal Medicine Physician, average services per provider: 88. This provider delivers 6.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Selsky's medical specialty?
Dr. Nathan Selsky practices Internal Medicine Physician in Bridgeport, CT.
Where does Dr. Nathan Selsky practice?
Dr. Nathan Selsky practices at 2800 Main St, Bridgeport, CT 066064201. Office phone: 2035766000.
What is Dr. Nathan Selsky's NPI?
Dr. Nathan Selsky's National Provider Identifier (NPI) is 1134358625, issued by NPPES.
Does Dr. Nathan Selsky accept Medicare assignment?
Yes. Dr. Nathan Selsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Selsky commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.