Alexander Mcclanahan, MD, MHA
NPI 1215504675 · Psychiatry Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Mcclanahan, MD, MHA is a Psychiatry Physician provider in New Haven, CT (NPI 1215504675).
Provider details
- NPI number
- 1215504675
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MHA
- Sex
- Male
- Sole proprietor
- No
- License
- 86236 (SC)
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
5 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)
- 121 E Cedar StFlorence, SC 29506-2576Phone: (843) 629-6800
Registry dates
- Enumerated
- 2021-06-04
- Last updated
- 2025-08-06
- Certified
- 2025-08-06
Frequently asked questions
- What is Alexander Mcclanahan's NPI number?
- Alexander Mcclanahan's National Provider Identifier (NPI) is 1215504675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Mcclanahan's specialty?
- Alexander Mcclanahan is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Mcclanahan located?
- Alexander Mcclanahan's practice location on file with NPPES is 34 Park St, New Haven, CT 06519-1109.
- What is Alexander Mcclanahan's phone number?
- The practice phone number listed in the NPPES registry for Alexander Mcclanahan is (203) 974-7072.
- Does Alexander Mcclanahan accept Medicare?
- Alexander Mcclanahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Mcclanahan's NPI active?
- Yes — Alexander Mcclanahan's NPI (1215504675) is active in the NPPES registry as of the last update on 2025-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.