Doctor profile · Federal record

Dr. Alissa Chen, MD, MPH

Internal Medicine Physician (CMS: Internal Medicine) · New Haven, CT

  • NPI 1548825326
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St
New Haven, CT 065103220
(203) 688-4242

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
April 25, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #70389

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548825326. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
2
Medicare allowed
$3,346
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 17 $82
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 14 12 $52

In context: peer comparison

Among 66 peers in this city , average services per provider: 73. This provider delivers 0.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Alissa Chen's medical specialty?
Dr. Alissa Chen practices Internal Medicine Physician in New Haven, CT.
Where does Dr. Alissa Chen practice?
Dr. Alissa Chen practices at 20 York St, New Haven, CT 065103220. Office phone: 2036884242.
What is Dr. Alissa Chen's NPI?
Dr. Alissa Chen's National Provider Identifier (NPI) is 1548825326, issued by NPPES.
Does Dr. Alissa Chen accept Medicare assignment?
Yes. Dr. Alissa Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alissa Chen 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). Source: CMS Medicare Physician & Other Practitioners file.