MS. HEATHER MARSHALL MA, LPC, PMH-C
NPI 1811458631
Counselor - Professional in Washington, PA

NPI Status: Active since March 26, 2019

Contact Information

1445 WASHINGTON RD
WASHINGTON, PA
ZIP 15301
Phone: (724) 250-0262
Fax: (724) 416-7102

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  • Individual
  • Female
  • Counselor
  • Professional

About HEATHER MARSHALL

This page provides the complete NPI Profile along with additional information for Heather Marshall, a provider established in Washington, Pennsylvania with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1811458631 assigned on March 2019. The practitioner's primary taxonomy code is 101YP2500X with license number 2506 (WV). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1811458631
Provider Name
MS. HEATHER MARSHALL MA, LPC, PMH-C
Other Name
HEATHER SINNOTT
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
1445 WASHINGTON RD WASHINGTON, PA 15301
Location Phone
(724) 250-0262
Location Fax
(724) 416-7102
Mailing Address
PO BOX 1534 WASHINGTON, PA 15301
Mailing Phone
(724) 250-0262
Mailing Fax
(724) 416-7102
Is Sole Proprietor?
Yes
Enumeration Date
03-26-2019
Last Update Date
12-17-2024
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Location Map

Secondary Locations

  • 1137 Van Voorhis Rd Ste 27
    Morgantown, WV 26505
    (304) 316-2150

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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
2506
License State
WV

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1101YP2500XBehavioral Health & Social Service Providers

Counselor
Professional

PC011121 (PA)

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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 1811458631, 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
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
3
Doubled → 6
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 1 → 2 4 → 8 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 8 + 5 + 1 + 6 + 6 + 6 + 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 1811458631.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Counselor (Mental Health)
1445 WASHINGTON RD
WASHINGTON, PA 15301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811458631, enumerated as an "individual" on March 26, 2019.

The provider is located at 1445 WASHINGTON RD WASHINGTON, PA 15301 and the phone number is (724) 250-0262.

Counselor with taxonomy code 101YP2500X and a focus in Professional.