SLEEP AND HEALTH MEDICINE
NPI 1972493476
Clinic/Center - Sleep Disorder Diagnostic in Bellevue, WA

NPI Status: Active since July 07, 2025

Contact Information

1900 116TH AVE NE STE 200
BELLEVUE, WA
ZIP 98004
Phone: (425) 502-8075

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  • Organization
  • Clinic/Center
  • Sleep Disorder Diagnostic

About SLEEP AND HEALTH MEDICINE

This page provides the complete NPI Profile along with additional information for Sleep And Health Medicine, a provider established in Bellevue, Washington operating as a Clinic/center, focusing in sleep disorder diagnostic . The healthcare provider is registered in the NPI registry with number 1972493476 assigned on July 2025. The practitioner's primary taxonomy code is 261QS1200X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Dr. Stanley Chen Md (Owner)

NPI
1972493476
Provider Name
SLEEP AND HEALTH MEDICINE
Entity Type
Organization
Location Address
1900 116TH AVE NE STE 200 BELLEVUE, WA 98004
Location Phone
(425) 502-8075
Mailing Address
PO BOX 12362 MILL CREEK, WA 98082
Mailing Phone
(425) 502-8075
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-07-2025
Last Update Date
07-07-2025
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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

Clinic/Center Sleep Disorder Diagnostic

Taxonomy Code
261QS1200X
Type
Ambulatory Health Care Facilities

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

DR. STANLEY CHEN MD

Authorized Official Title
OWNER
Authorized Official Phone
(908) 392-3429

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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 1972493476, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 8 + 9 + 6 + 4 + 1 + 4 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1972493476.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Naturopath
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Naturopath
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Clinic/Center
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Chiropractor
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Psychiatry & Neurology (Sleep Medicine)
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Clinic/Center (Sleep Disorder Diagnostic)
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Internal Medicine (Sleep Medicine)
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004
Durable Medical Equipment & Medical Supplies
1900 116TH AVE NE STE 200
BELLEVUE, WA 98004

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972493476, enumerated as an "organization" on July 07, 2025.

The provider is located at 1900 116TH AVE NE STE 200 BELLEVUE, WA 98004 and the phone number is (425) 502-8075.

Clinic/Center with taxonomy code 261QS1200X and a focus in Sleep Disorder Diagnostic.