Doctor profile · Federal record

Dr. Pouyan Changizzadeh, MD

Hematology & Oncology Physician (CMS: Hematology) · Storrs, CT

  • NPI 1982047981
  • Accepts Medicare
  • MIPS 92.2 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1244 Storrs RD
Storrs, CT 062682200
(860) 487-9684
Additional location
584 Norwich RD
Plainfield, CT 063741727
(860) 230-2836

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
February 9, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Connecticut #63718

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982047981. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64,487
Distinct HCPCS
10
Medicare allowed
$1,317,654
HCPCS Description Services Patients Avg allowed
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 13,260 20 $1
J9271 Injection, pembrolizumab, 1 mg 11,000 11 $54
J0897 Injection, denosumab, 1 mg 10,680 36 $23
J1756 Injection, iron sucrose, 1 mg 9,400 16 $0
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 5,055 20 $3
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 1,942 11 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 1,403 450 $8
36415 Insertion of needle into vein for collection of blood sample 1,253 432 $8
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 1,039 156 $66
J1100 Injection, dexamethasone sodium phosphate, 1 mg 962 30 $0

In context: peer comparison

Among 1 peers in this city , average services per provider: 1,007. This provider delivers 64× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,966
Transactions
118
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 10 $275.78
AstraZeneca Pharmaceuticals LP 13 $267.78
Novartis Pharmaceuticals Corporation 14 $253.15
PFIZER INC. 12 $212.17
Rigel Pharmaceuticals, Inc. 12 $211.35
Astellas Pharma US Inc 11 $195.94
Merck Sharp & Dohme LLC 8 $134.76
Genentech USA, Inc. 6 $129.54
Celgene Corporation 6 $109.43
ARRAY BIOPHARMA INC 5 $95.70
ADC Therapeutics America, Inc. 4 $92.44
ABBVIE INC. 5 $85.32
E.R. Squibb & Sons, L.L.C. 4 $84.74
PharmaEssentia USA Corporation 4 $82.99
Eisai Inc. 4 $74.69

By nature of payment

Food and Beverage
$2,863
Education
$103

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
836
Patients
208
Total drug cost
$1,741,418
Drug Type Claims Patients Total cost
Xarelto (Rivaroxaban) Brand 112 31 $133,486
Abiraterone Acetate Generic 107 16 $334,097
Prednisone Generic 97 19 $769
Gabapentin Generic 76 16 $1,716
Eliquis (Apixaban) Brand 55 19 $60,998
Oxycodone Hcl Generic 48 0 $775
Prochlorperazine Maleate Generic 48 26 $724
Omeprazole Generic 44 18 $971
Levothyroxine Sodium Generic 41 0 $506
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 39 26 $595

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Pouyan Changizzadeh's medical specialty?
Dr. Pouyan Changizzadeh practices Hematology & Oncology Physician in Storrs, CT.
Where does Dr. Pouyan Changizzadeh practice?
Dr. Pouyan Changizzadeh practices at 1244 Storrs RD, Storrs, CT 062682200. Office phone: 8604879684.
What is Dr. Pouyan Changizzadeh's NPI?
Dr. Pouyan Changizzadeh's National Provider Identifier (NPI) is 1982047981, issued by NPPES.
Does Dr. Pouyan Changizzadeh accept Medicare assignment?
Yes. Dr. Pouyan Changizzadeh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Pouyan Changizzadeh commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.