Alexander Mangerian
NPI 1740924125 · General Practice Physician · Bethesda, MD
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Mangerian is a General Practice Physician provider in Bethesda, MD (NPI 1740924125).
Provider details
- NPI number
- 1740924125
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Military Health Care Provider171000000X
Other Service Providers
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
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
- 2022-04-22
- Last updated
- 2023-08-24
- Certified
- 2023-08-24
Frequently asked questions
- What is Alexander Mangerian's NPI number?
- Alexander Mangerian's National Provider Identifier (NPI) is 1740924125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Mangerian's specialty?
- Alexander Mangerian is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Mangerian located?
- Alexander Mangerian's practice location on file with NPPES is 8901 Wisconsin Ave, Bethesda, MD 20889-0004.
- What is Alexander Mangerian's phone number?
- The practice phone number listed in the NPPES registry for Alexander Mangerian is (301) 319-2498.
- Does Alexander Mangerian accept Medicare?
- Alexander Mangerian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Mangerian's NPI active?
- Yes — Alexander Mangerian's NPI (1740924125) is active in the NPPES registry as of the last update on 2023-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.