Doctor profile · Federal record

Dr. Michael Chiorazzi, MD, PHD

Medical Oncology Physician (CMS: Hematology/Oncology) · Hematology (Internal Medicine) Physician · New Haven, CT

  • NPI 1972878122
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St, Smilow Cancer Hospital
New Haven, CT 06510
(203) 361-4534
fax (203) 785-2966
Mailing address
333 Cedar St, Po Box 208028, Www211
New Haven, CT 065103206

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
June 14, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Connecticut #61527

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972878122. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
75
Distinct HCPCS
1
Medicare allowed
$11,343
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 75 12 $151

In context: peer comparison

Among 15 peers in New Haven Medical Oncology Physician, average services per provider: 62. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Chiorazzi's medical specialty?
Dr. Michael Chiorazzi practices Medical Oncology Physician in New Haven, CT.
Where does Dr. Michael Chiorazzi practice?
Dr. Michael Chiorazzi practices at 20 York St, New Haven, CT 06510. Office phone: 2033614534.
What is Dr. Michael Chiorazzi's NPI?
Dr. Michael Chiorazzi's National Provider Identifier (NPI) is 1972878122, issued by NPPES.
Does Dr. Michael Chiorazzi accept Medicare assignment?
Yes. Dr. Michael Chiorazzi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Chiorazzi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.