TAMMY LEE WATSON
NPI 1528903077
Peer Specialist in Great Falls, MT

NPI Status: Active since April 21, 2026

Contact Information

2601 JASPER RD
GREAT FALLS, MT
ZIP 59404
Phone: (406) 781-2124

Get Directions Write a Review

  • Individual
  • Female
  • Peer Specialist

About TAMMY WATSON

This page provides the complete NPI Profile along with additional information for Tammy Watson, a provider established in Great Falls, Montana with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1528903077 assigned on April 2026. The practitioner's primary taxonomy code is 175T00000X with license number BBH-BHPS-CRT-81121 (MT). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1528903077
Provider Name
TAMMY LEE WATSON
Other Name
TAMMY LEE DAY
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
2601 JASPER RD GREAT FALLS, MT 59404
Location Phone
(406) 781-2124
Mailing Address
514 4TH AVE S GREAT FALLS, MT 59405
Mailing Phone
(406) 781-2124
Is Sole Proprietor?
No
Enumeration Date
04-21-2026
Last Update Date
04-21-2026
Code Navigator

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

Peer Specialist

Taxonomy Code
175T00000X
Type
Other Service Providers
License No.
BBH-BHPS-CRT-81121
License State
MT
Taxonomy Description
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

Reviews for TAMMY LEE WATSON

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1528903077, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
5
Unchanged
Pos 3
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
3
Doubled → 6
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
7
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 2 → 4 9 → 18 → 9 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 + 5 + 4 + 8 + 1 + 8 + 0 + 6 + 0 + 1 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1528903077.

Other Providers at the Same Location


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

Substance Abuse Rehabilitation Facility
2601 JASPER RD
GREAT FALLS, MT 59404
Student in an Organized Health Care Education/Training Program
2601 JASPER RD
GREAT FALLS, MT 59404

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528903077, enumerated as an "individual" on April 21, 2026.

The provider is located at 2601 JASPER RD GREAT FALLS, MT 59404 and the phone number is (406) 781-2124.

Peer Specialist with taxonomy code 175T00000X.