JOHN R CLAYE
NPI 1841116845
Counselor in Landover, MD

NPI Status: Active since June 25, 2026

Contact Information

8181 PROFESSIONAL PL STE 200
LANDOVER, MD
ZIP 20785
Phone: (301) 306-4590
Fax: (301) 880-0054

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  • Individual
  • Male
  • Counselor

About JOHN CLAYE

This page provides the complete NPI Profile along with additional information for John Claye, a provider established in Landover, Maryland with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1841116845 assigned on June 2026. The practitioner's primary taxonomy code is 101Y00000X with license number AC0278 (MD). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1841116845
Provider Name
JOHN R CLAYE
Gender
Male
Entity Type
Individual
Location Address
8181 PROFESSIONAL PL STE 200 LANDOVER, MD 20785
Location Phone
(301) 306-4590
Location Fax
(301) 880-0054
Mailing Address
3600 GLENEAGLES DR APT 7-2D SILVER SPRING, MD 20906
Mailing Phone
(301) 306-4590
Mailing Fax
(301) 880-0054
Is Sole Proprietor?
No
Enumeration Date
06-25-2026
Last Update Date
06-25-2026

Location Map

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

Counselor

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
License No.
AC0278
License State
MD
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

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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 1841116845, 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
8
Unchanged
Pos 3
4
Doubled → 8
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
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 4 → 8 1 → 2 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 8 + 1 + 2 + 1 + 1 + 2 + 8 + 8 + 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 1841116845.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Nurse Practitioner
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Social Worker
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Social Worker (School)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Social Worker (Clinical)
8181 PROFESSIONAL PL STE 200
HYATTSVILLE, MD 20785
Social Worker (Clinical)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Counselor (Mental Health)
8181 PROFESSIONAL PL STE 200
HYATTSVILLE, MD 20785
Social Worker (Clinical)
8181 PROFESSIONAL PL STE 200
HYATTSVILLE, MD 20785
Counselor (Mental Health)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Social Worker (Clinical)
8181 PROFESSIONAL PL STE 200
HYATTSVILLE, MD 20785
Social Worker (School)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Counselor (Professional)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Counselor (School)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Social Worker (Clinical)
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785
Counselor (Mental Health)
8181 PROFESSIONAL PL STE 200
HYATTSVILLE, MD 20785
Social Worker
8181 PROFESSIONAL PL STE 200
LANDOVER, MD 20785

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841116845, enumerated as an "individual" on June 25, 2026.

The provider is located at 8181 PROFESSIONAL PL STE 200 LANDOVER, MD 20785 and the phone number is (301) 306-4590.

Counselor with taxonomy code 101Y00000X.