Merlene Horan, M.D.
NPI 1659361343 · Family Medicine Physician · Chevy Chase, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Merlene Horan, M.D. is a Family Medicine Physician provider in Chevy Chase, MD (NPI 1659361343).
Provider details
- NPI number
- 1659361343
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D0100933 (MD)
Specialties & taxonomies
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
1 documented practice location
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
Registry dates
- Enumerated
- 2005-10-25
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Merlene Horan's NPI number?
- Merlene Horan's National Provider Identifier (NPI) is 1659361343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Merlene Horan's specialty?
- Merlene Horan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Merlene Horan located?
- Merlene Horan's practice location on file with NPPES is 5454 Wisconsin Ave Ste 1265, Chevy Chase, MD 20815-6950.
- What is Merlene Horan's phone number?
- The practice phone number listed in the NPPES registry for Merlene Horan is (202) 545-4700.
- Does Merlene Horan accept Medicare?
- Merlene Horan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Merlene Horan's NPI active?
- Yes — Merlene Horan's NPI (1659361343) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.