SHIRLEY GUNN
NPI 1508626599
Peer Specialist in Woodland, CA

NPI Status: Active since March 19, 2024

Contact Information

137 N COTTONWOOD ST STE 1500
WOODLAND, CA
ZIP 95695
Phone: (530) 666-8630
Fax: (530) 666-8633

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  • Individual
  • Female
  • Peer Specialist

About SHIRLEY GUNN

This page provides the complete NPI Profile along with additional information for Shirley Gunn, a provider established in Woodland, California with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1508626599 assigned on March 2024. The practitioner's primary taxonomy code is 175T00000X with license number MPSS-ZUTOQU (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1508626599
Provider Name
SHIRLEY GUNN
Gender
Female
Entity Type
Individual
Location Address
137 N COTTONWOOD ST STE 1500 WOODLAND, CA 95695
Location Phone
(530) 666-8630
Location Fax
(530) 666-8633
Mailing Address
137 N COTTONWOOD ST STE 1500 WOODLAND, CA 95695
Mailing Phone
(530) 666-8630
Mailing Fax
(530) 666-8633
Is Sole Proprietor?
Yes
Enumeration Date
03-19-2024
Last Update Date
04-18-2025
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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

Peer Specialist

Taxonomy Code
175T00000X
Type
Other Service Providers
License No.
MPSS-ZUTOQU
License State
CA
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.

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)
1175T00000XOther Service Providers

Peer Specialist

MPSS (CA)
2175T00000XOther Service Providers

Peer Specialist

 

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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 1508626599, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 0 → 0 6 → 12 → 3 6 → 12 → 3 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 2 + 2 + 1 + 2 + 5 + 1 + 8 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1508626599.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Counselor (Mental Health)
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Marriage & Family Therapist
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Social Worker
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Social Worker (Clinical)
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Psychiatry & Neurology (Child & Adolescent Psychiatry)
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Case Manager/Care Coordinator
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Psychiatry & Neurology (Psychiatry)
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Peer Specialist
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Peer Specialist
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Peer Specialist
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Peer Specialist
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Rehabilitation Practitioner
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695
Rehabilitation Practitioner
137 N COTTONWOOD ST STE 1500
WOODLAND, CA 95695

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508626599, enumerated as an "individual" on March 19, 2024.

The provider is located at 137 N COTTONWOOD ST STE 1500 WOODLAND, CA 95695 and the phone number is (530) 666-8630.

Peer Specialist with taxonomy code 175T00000X.