Hazar Dahhan, M.D.
NPI 1023077609 · Cardiovascular Disease Physician · Manchester, CT
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hazar Dahhan, M.D. is a Cardiovascular Disease Physician provider in Manchester, CT (NPI 1023077609).
Provider details
- NPI number
- 1023077609
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 028665 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,300 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,263 | $134 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 1,005 | $15 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 837 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 223 | $207 |
| Technetium Tc-99m Sestamibi, Diagnostic, Per Study DoseA9500 | 205 | $125 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 2,277 | 622 |
| Apixabanbrand: Eliquis | 1,730 | 424 |
| Atorvastatin Calcium | 1,577 | 431 |
| Rosuvastatin Calcium | 1,111 | 334 |
| Metoprolol Tartrate | 1,034 | 293 |
| Furosemide | 969 | 279 |
| Spironolactone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (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
Registry dates
- Enumerated
- 2006-03-21
- Last updated
- 2009-12-02
Frequently asked questions
- What is Hazar Dahhan's NPI number?
- Hazar Dahhan's National Provider Identifier (NPI) is 1023077609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hazar Dahhan's specialty?
- Hazar Dahhan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Hazar Dahhan located?
- Hazar Dahhan's practice location on file with NPPES is 201 Main St, Manchester, CT 06042-3540.
- What is Hazar Dahhan's phone number?
- The practice phone number listed in the NPPES registry for Hazar Dahhan is (860) 643-5443.
- Does Hazar Dahhan accept Medicare?
- Hazar Dahhan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hazar Dahhan's NPI active?
- Yes — Hazar Dahhan's NPI (1023077609) is active in the NPPES registry as of the last update on 2009-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.