Doctor profile · Federal record

Dr. Stephen Baldassarri, M.D.

Internal Medicine Physician (CMS: Pulmonary Disease) · Student in an Organized Health Care Education/Training Program · Hospitalist Physician · Pulmonary Disease Physician · Critical Care Medicine (Internal Medicine) Physician · New Haven, CT

  • NPI 1841433364
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Cedar St, Tac-441 South
New Haven, CT 065191612
(203) 785-3207
fax (203) 785-3826

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
April 21, 2017
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #050681

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841433364. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
3
Medicare allowed
$21,963
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 86 37 $225
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 12 11 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $103

In context: peer comparison

Among 66 peers in this city , average services per provider: 73. This provider delivers 1.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Baldassarri's medical specialty?
Dr. Stephen Baldassarri practices Internal Medicine Physician in New Haven, CT.
Where does Dr. Stephen Baldassarri practice?
Dr. Stephen Baldassarri practices at 300 Cedar St, New Haven, CT 065191612. Office phone: 2037853207.
What is Dr. Stephen Baldassarri's NPI?
Dr. Stephen Baldassarri's National Provider Identifier (NPI) is 1841433364, issued by NPPES.
Does Dr. Stephen Baldassarri accept Medicare assignment?
Yes. Dr. Stephen Baldassarri accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Baldassarri commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.