THE GARRETT COUNTY SLEEP CENTER
NPI 1700774825
Family Medicine - Sleep Medicine in Friendsville, MD

NPI Status: Active since June 26, 2025

Contact Information

253 MAPLE ST
FRIENDSVILLE, MD
ZIP 21531
Phone: (301) 334-8600
Fax: (301) 576-5510

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  • Organization
  • Family Medicine
  • Sleep Medicine

About THE GARRETT COUNTY SLEEP CENTER

This page provides the complete NPI Profile along with additional information for The Garrett County Sleep Center, a provider established in Friendsville, Maryland operating as a Family Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1700774825 assigned on June 2025. The practitioner's primary taxonomy code is 207QS1201X. The provider is registered as an organization and their NPI record was last updated one year ago. The Garrett County Sleep Center operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Angel Williams (Billing And Accounts Manager)

NPI
1700774825
Provider Name
THE GARRETT COUNTY SLEEP CENTER
Entity Type
Organization
Location Address
253 MAPLE ST FRIENDSVILLE, MD 21531
Location Phone
(301) 334-8600
Location Fax
(301) 576-5510
Mailing Address
13145 GARRETT HWY OAKLAND, MD 21550
Mailing Phone
(301) 334-8600
Mailing Fax
(301) 576-5510
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-26-2025
Last Update Date
06-27-2025
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Family Medicine Sleep Medicine

Taxonomy Code
207QS1201X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A Family Medicine Physician who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

ANGEL WILLIAMS

Authorized Official Title
BILLING AND ACCOUNTS MANAGER
Authorized Official Phone
(301) 334-8600

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1700774825, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
0
Doubled → 0
Pos 4
0
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 7 → 14 → 5 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 0 + 0 + 1 + 4 + 7 + 8 + 8 + 4 + 24 = 65

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1700774825.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1700774825, enumerated as an "organization" on June 26, 2025.

The provider is located at 253 MAPLE ST FRIENDSVILLE, MD 21531 and the phone number is (301) 334-8600.

Family Medicine with taxonomy code 207QS1201X and a focus in Sleep Medicine.