Active NPI
Washington Metro Sleep Institute Inc
- Sleep Specialist (PhD)
- Waldorf, MD
National Provider Identifier
1861658296
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Sleep Specialist (PhD)
- Legal business name
- WASHINGTON METRO SLEEP INSTITUTE INC
- Practice address
- 3450 Old Washington Rd Ste 102
Waldorf, MD 20602-3249 - Phone
- (240) 585-5575
- Fax
- (240) 585-5318
- NPI assigned
- Aug 5, 2008
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Eskender Beyene, M.D.
- Title
- Physician
- Phone
- (202) 270-6644
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Sleep Specialist (PhD) | 173F00000X | Primary |
Addresses
Primary practice location
3450 Old Washington Rd Ste 102
Waldorf, MD 20602-3249
Mailing address
7800 Ox Rd
Fairfax Station, VA 22039-2520
Phone (240) 585-5575
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0101231496 | Other | VA | VA LICENSE |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, MD, VA
Enrollment records 3
National Provider Directory
National Provider Directory- Tax ID family
- Washington Metro Sleep Institute Inc
Other organizations with this tax ID 1
Organizations that report the same tax identification number in the National Provider Directory.
-
- Sleep Medicine (Internal Medicine) Physician
- Alexandria, VA
- NPI 1407659113
Practitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
-
- Critical Care Medicine (Internal Medicine) Physician
- Herndon, VA
- NPI 1982642518
DC, MD
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1217894400000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1785801600000",
"number": "1861658296",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7800 OX RD",
"city": "FAIRFAX STATION",
"state": "VA",
"postal_code": "220392520",
"telephone_number": "240-585-5575",
"fax_number": "240-585-5318"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3450 OLD WASHINGTON RD STE 102",
"city": "WALDORF",
"state": "MD",
"postal_code": "206023249",
"telephone_number": "240-585-5575",
"fax_number": "240-585-5318"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "WASHINGTON METRO SLEEP INSTITUTE INC",
"organizational_subpart": "NO",
"enumeration_date": "2008-08-05",
"last_updated": "2026-08-04",
"certification_date": "2026-08-04",
"status": "A",
"authorized_official_last_name": "BEYENE",
"authorized_official_first_name": "ESKENDER",
"authorized_official_title_or_position": "PHYSICIAN",
"authorized_official_telephone_number": "202-270-6644",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "M.D."
},
"taxonomies": [
{
"code": "173F00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Sleep Specialist, PhD",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "VA LICENSE",
"identifier": "0101231496",
"state": "VA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Waldorf, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.