Doctor profile · Federal record

Dr. Shamsuddin Akhtar, MD

Anesthesiology Physician (CMS: Anesthesiology) · Critical Care Medicine (Anesthesiology) Physician · New Haven, CT

  • NPI 1639151798
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St, Tompkins Bldg - 3Rd Fl
New Haven, CT 065103220
(203) 785-2802
fax (203) 785-6664
Mailing address
Po Box 9805, 300 George St 6Th Floor
New Haven, CT 065360805

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
April 22, 2008
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Connecticut #042884
Medicaid
CT #001428847

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639151798. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
129
Distinct HCPCS
2
Medicare allowed
$23,339
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 89 28 $225
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 40 21 $84

In context: peer comparison

Among 69 peers in this city , average services per provider: 37. This provider delivers 3.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Shamsuddin Akhtar's medical specialty?
Dr. Shamsuddin Akhtar practices Anesthesiology Physician in New Haven, CT.
Where does Dr. Shamsuddin Akhtar practice?
Dr. Shamsuddin Akhtar practices at 20 York St, New Haven, CT 065103220. Office phone: 2037852802.
What is Dr. Shamsuddin Akhtar's NPI?
Dr. Shamsuddin Akhtar's National Provider Identifier (NPI) is 1639151798, issued by NPPES.
Does Dr. Shamsuddin Akhtar accept Medicare assignment?
Yes. Dr. Shamsuddin Akhtar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shamsuddin Akhtar commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.