Kathryn Mazza, D.O.
NPI 1497196471 · Internal Medicine Physician · Guilford, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Mazza, D.O. is a Internal Medicine Physician provider in Guilford, CT (NPI 1497196471).
Provider details
- NPI number
- 1497196471
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 289426 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
100% of core fields populated
- Practice footprint23% of score
2 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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 76 | 34 |
| Metformin Hcl | 56 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 52 | 14 |
| Lisinopril | 52 | 19 |
| Amlodipine Besylate | 37 | 19 |
| Metoprolol Succinate | 37 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 1067 Ogden AveBronx, NY 10452-4601Phone: (718) 992-7669
Registry dates
- Enumerated
- 2013-07-08
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Kathryn Mazza's NPI number?
- Kathryn Mazza's National Provider Identifier (NPI) is 1497196471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Mazza's specialty?
- Kathryn Mazza is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Mazza located?
- Kathryn Mazza's practice location on file with NPPES is 1591 Boston Post Rd Ste 100, Guilford, CT 06437-4335.
- What is Kathryn Mazza's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Mazza is (203) 453-9911.
- Does Kathryn Mazza accept Medicare?
- Kathryn Mazza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Mazza's NPI active?
- Yes — Kathryn Mazza's NPI (1497196471) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.