Michelle Zywica-Harrigan, PA-C
NPI 1134470735 · Medical Physician Assistant · New Haven, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1134470735
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Medical Physician Assistant363AM0700X
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 30 | 20 |
| Furosemide | 26 | 17 |
| Apixabanbrand: Eliquis | 20 | — |
| Sacubitril/Valsartanbrand: Entresto | 17 | — |
| Spironolactone | 16 | 12 |
| Torsemide | 14 | — |
| Dapagliflozin Propanediolbrand: Farxiga |
Practice location
Mailing address
Additional practice locations (2)
- 114 Woodland StDepartment of CardiologyHartford, CT 06105-1208Phone: (860) 714-4097
- 114 Woodland StDepartment of CardiologyHartford, CT 06105-1208Phone: (860) 714-4097
Registry dates
- Enumerated
- 2012-09-24
- Last updated
- 2020-02-08
- Certified
- 2020-02-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.