Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto
NPI 1366517013 · Legal Medicine · Oxon Hill, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto is a Legal Medicine organization in Oxon Hill, MD (NPI 1366517013).
Provider details
- NPI number
- 1366517013
- Entity type
- Organization
- Primary specialty
- Legal MedicineOther Service Providers
- Organization subpart
- No
- Authorized official
- Stephen Ong, MD Owner(301) 839-2700
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-21
- Last updated
- 2022-07-21
Frequently asked questions
- What is Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's NPI number?
- Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's National Provider Identifier (NPI) is 1366517013, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto?
- Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto is classified in the NPPES registry as Legal Medicine (Other Service Providers).
- Where is Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto located?
- Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's practice location on file with NPPES is 6357 Oxon Hill Rd, Oxon Hill, MD 20745-2214.
- What is Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's phone number?
- The practice phone number listed in the NPPES registry for Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto is (301) 839-2820.
- Does Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto accept Medicare?
- Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto?
- The authorized official listed on Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's NPPES record is Stephen Ong, MD Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's NPI active?
- Yes — Greater Washington Medicenter LLC. T/A Healthcare of Greater Washingto's NPI (1366517013) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.