Mert Bahtiyar, MD
NPI 1356324438 · Maternal & Fetal Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mert Bahtiyar, MD is a Maternal & Fetal Medicine Physician provider in New Haven, CT (NPI 1356324438).
Provider details
- NPI number
- 1356324438
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 040378 (CT)
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
20 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.
Practice location
Mailing address
Additional practice locations (1)
- 1 Long Wharf DrNew Haven, CT 06511-5991Phone: (203) 688-2800
Registry dates
- Enumerated
- 2005-11-22
- Last updated
- 2025-05-08
- Certified
- 2025-05-08
Frequently asked questions
- What is Mert Bahtiyar's NPI number?
- Mert Bahtiyar's National Provider Identifier (NPI) is 1356324438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mert Bahtiyar's specialty?
- Mert Bahtiyar is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mert Bahtiyar located?
- Mert Bahtiyar's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Mert Bahtiyar's phone number?
- The practice phone number listed in the NPPES registry for Mert Bahtiyar is (203) 785-5682.
- Does Mert Bahtiyar accept Medicare?
- Mert Bahtiyar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mert Bahtiyar's NPI active?
- Yes — Mert Bahtiyar's NPI (1356324438) is active in the NPPES registry as of the last update on 2025-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.