Catherine Gereg
NPI 1275274631 · Student in an Organized Health Care Education/Training Program · New Haven, CT
Enrolled with Medicare as Order and Referring Only - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Gereg is a Student in an Organized Health Care Education/Training Program provider in New Haven, CT (NPI 1275274631).
Provider details
- NPI number
- 1275274631
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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.
Practice location
Mailing address
Additional practice locations (2)
- 55 Hop Brook RdBrookfield, CT 06804-1308Phone: (203) 448-9775
- 20 York StNew Haven, CT 06510-3220Phone: (203) 688-4242
Registry dates
- Enumerated
- 2022-04-07
- Last updated
- 2022-05-26
- Certified
- 2022-05-26
Frequently asked questions
- What is Catherine Gereg's NPI number?
- Catherine Gereg's National Provider Identifier (NPI) is 1275274631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Gereg's specialty?
- Catherine Gereg is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Catherine Gereg located?
- Catherine Gereg's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Catherine Gereg's phone number?
- The practice phone number listed in the NPPES registry for Catherine Gereg is (203) 688-4242.
- Does Catherine Gereg accept Medicare?
- Catherine Gereg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Gereg's NPI active?
- Yes — Catherine Gereg's NPI (1275274631) is active in the NPPES registry as of the last update on 2022-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.