Katharine Mezic, CRNA
NPI 1679366520 · Certified Registered Nurse Anesthetist · Danbury, CT
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katharine Mezic, CRNA is a Certified Registered Nurse Anesthetist provider in Danbury, CT (NPI 1679366520).
Provider details
- NPI number
- 1679366520
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 190417 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% 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.
Practice location
Mailing address
Additional practice locations (2)
- 34 Maple StNorwalk, CT 06850-3815Phone: (203) 852-2000
- 56 Franklin St Ste 1Waterbury, CT 06706-1281Phone: (203) 709-6000
Registry dates
- Enumerated
- 2025-05-23
- Last updated
- 2025-06-17
- Certified
- 2025-06-17
Frequently asked questions
- What is Katharine Mezic's NPI number?
- Katharine Mezic's National Provider Identifier (NPI) is 1679366520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Mezic's specialty?
- Katharine Mezic is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katharine Mezic located?
- Katharine Mezic's practice location on file with NPPES is 24 Hospital Ave, Danbury, CT 06810-6099.
- What is Katharine Mezic's phone number?
- The practice phone number listed in the NPPES registry for Katharine Mezic is (203) 739-7000.
- Does Katharine Mezic accept Medicare?
- Katharine Mezic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katharine Mezic's NPI active?
- Yes — Katharine Mezic's NPI (1679366520) is active in the NPPES registry as of the last update on 2025-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.