PURE LIGHT MENTAL HEALTH SERVICES
NPI 1336098821
Clinic/Center - Adolescent and Children Mental Health in Brandywine, MD

NPI Status: Active since January 27, 2026

Contact Information

14707 MATTAWOMAN DR
BRANDYWINE, MD
ZIP 20613
Phone: (301) 310-6163

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  • Organization
  • Clinic/Center
  • Adolescent and Children Mental Health

About PURE LIGHT MENTAL HEALTH SERVICES

This page provides the complete NPI Profile along with additional information for Pure Light Mental Health Services, a provider established in Brandywine, Maryland operating as a Clinic/center, focusing in adolescent and children mental health . The healthcare provider is registered in the NPI registry with number 1336098821 assigned on January 2026. The practitioner's primary taxonomy code is 261QM0855X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is Ms. Sharon D Williams Pmhnp,bc (Owner)

NPI
1336098821
Provider Name
PURE LIGHT MENTAL HEALTH SERVICES
Entity Type
Organization
Location Address
14707 MATTAWOMAN DR BRANDYWINE, MD 20613
Location Phone
(301) 310-6163
Mailing Address
14707 MATTAWOMAN DR BRANDYWINE, MD 20613
Mailing Phone
(301) 310-6163
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-27-2026
Last Update Date
01-27-2026
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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 Adolescent and Children Mental Health

Taxonomy Code
261QM0855X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in children and adolescents. Services may be provided to parents and family members of the patient in the form of conjoint, group, or individual therapy, and education and/or training.

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

MS. SHARON D WILLIAMS PMHNP,BC

Authorized Official Title
OWNER
Authorized Official Phone
(301) 310-6163

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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 1336098821, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
3
Unchanged
Pos 3
3
Doubled → 6
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
1
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 3 → 6 0 → 0 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 0 + 9 + 1 + 6 + 8 + 4 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1336098821.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Registered Nurse (Psychiatric/Mental Health)
14707 MATTAWOMAN DR
BRANDYWINE, MD 20613
Nurse Practitioner (Psychiatric/Mental Health)
14707 MATTAWOMAN DR
BRANDYWINE, MD 20613

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336098821, enumerated as an "organization" on January 27, 2026.

The provider is located at 14707 MATTAWOMAN DR BRANDYWINE, MD 20613 and the phone number is (301) 310-6163.

Clinic/Center with taxonomy code 261QM0855X and a focus in Adolescent and Children Mental Health.