THE GARRETT COUNTY SLEEP CENTER
NPI 1518467323
Clinic/Center - Sleep Disorder Diagnostic in Oakland, MD

Q: What is The Garrett County Sleep Center's NPI number?

The NPI number for The Garrett County Sleep Center is 1518467323. It was assigned to this organization in the NPPES registry on February 19, 2018.

Q: What is The Garrett County Sleep Center's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

Active since February 19, 2018

13145 GARRETT HWY, OAKLAND, MD 21550(301) 334-8600(866) 235-7361 Get Directions Write a Review

NPPES record last updated: December 2, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 2, 2025, May 15, 2025, Feb 19, 2018 (3 updates tracked since 2018).

On this page

About The Garrett County Sleep Center NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THE GARRETT COUNTY SLEEP CENTER (NPI 1518467323) is a healthcare organization registered as a sleep disorder diagnostic in Oakland, Maryland and active in the NPI registry since February 2018. The organization maintains a secondary practice location in Friendsville and lists Angel Williams, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1518467323

Entity TypeOrganization

Primary Taxonomy261QS1200X

Legal Business NameTHE GARRETT COUNTY SLEEP CENTER

Location Address13145 GARRETT HWYOakland, MD 21550-1164

Mailing Address13145 Garrett HwyOakland, MD 21550-1164 · (301) 334-8600 · Fax (866) 235-7361

Phone(301) 334-8600

Fax(866) 235-7361

Organization SubpartNo

Authorized OfficialAngel WilliamsOffice Manager · (301) 334-8600

Enumeration DateFebruary 19, 2018

Last NPPES UpdateDecember 2, 20253 updates tracked since enumeration

NPPES CertifiedDecember 2, 2025

✔ NPI 1518467323 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Sleep Disorder DiagnosticAmbulatory Health Care Facilities

Taxonomy Code261QS1200X

13145 GARRETT HWY, Oakland, MD 21550

Open in Google Maps ↗

Secondary Practice Location 1

Location 1253 Maple StFriendsville, MD 21531-2131 · Phone (301) 334-8600 · Fax (301) 576-5510

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALEA LYNNE MCCLINTOCK-DONAHUE CRNP

Nurse Practitioner (Family)

13145 GARRETT HWY
OAKLAND, MD 21550

Garrett County (301) 334-8600

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is The Garrett County Sleep Center's NPI number?

The NPI number for The Garrett County Sleep Center is 1518467323. It was assigned to this organization in the NPPES registry on February 19, 2018.

Where is The Garrett County Sleep Center located?

The Garrett County Sleep Center is located at 13145 Garrett Hwy, Oakland, MD 21550. The listed phone number is (301) 334-8600.

What is The Garrett County Sleep Center's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

When was this NPI record last updated?

The NPPES record for The Garrett County Sleep Center was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.