Pouyan Changizzadeh, MD
NPI 1982047981 · Hematology & Oncology Physician · Storrs, CT
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pouyan Changizzadeh, MD is a Hematology & Oncology Physician provider in Storrs, CT (NPI 1982047981).
Provider details
- NPI number
- 1982047981
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 63718 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
8,921 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 1,237 | $67 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,006 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 857 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 770 | $10 |
| Lactate Dehydrogenase (enzyme) Level83615 | 434 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 417 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rivaroxabanbrand: Xarelto | 102 | 24 |
| Gabapentin | 81 | 15 |
| Apixabanbrand: Eliquis | 76 | 20 |
| Prednisone | 65 | 17 |
| Abiraterone Acetate | 53 | — |
| Folic Acid | 47 | 13 |
| Ondansetronbrand: Ondansetron Odt | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,966 across 151 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 584 Norwich RdPlainfield, CT 06374-1727Phone: (860) 230-2836
Registry dates
- Enumerated
- 2013-04-10
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Pouyan Changizzadeh's NPI number?
- Pouyan Changizzadeh's National Provider Identifier (NPI) is 1982047981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pouyan Changizzadeh's specialty?
- Pouyan Changizzadeh is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Pouyan Changizzadeh located?
- Pouyan Changizzadeh's practice location on file with NPPES is 1244 Storrs Rd, Storrs, CT 06268-2200.
- What is Pouyan Changizzadeh's phone number?
- The practice phone number listed in the NPPES registry for Pouyan Changizzadeh is (860) 487-9684.
- Does Pouyan Changizzadeh accept Medicare?
- Pouyan Changizzadeh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pouyan Changizzadeh's NPI active?
- Yes — Pouyan Changizzadeh's NPI (1982047981) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.