BRYAN CHARLES MACGREGOR
NPI 1225775331
Peer Specialist in San Diego, CA
NPI Status: Active since May 19, 2022
Contact Information
PO BOX 710145
SAN DIEGO, CA
ZIP 92171
Phone: (619) 346-4020
- Individual
- Male
- Peer Specialist
About BRYAN MACGREGOR
This page provides the complete NPI Profile along with additional information for Bryan Macgregor, a provider established in San Diego, California with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1225775331 assigned on May 2022. The practitioner's primary taxonomy code is 175T00000X with license number MPSS-HFOMJS (CA). The provider is registered as an individual and his NPI record was last updated April 2026.
- NPI
- 1225775331
- Provider Name
- BRYAN CHARLES MACGREGOR
- Gender
- Male
- Entity Type
- Individual
- Location Address
- PO BOX 710145 SAN DIEGO, CA 92171
- Location Phone
- (619) 346-4020
- Mailing Address
- PO BOX 710145 SAN DIEGO, CA 92171
- Mailing Phone
- (619) 346-4020
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-19-2022
- Last Update Date
- 04-12-2026
- 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.
- MPSS-HFOMJS
- 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) |
|---|---|---|---|---|
| 1 | 172V00000X | Other Service Providers | Community Health Worker | MPSS-HFOMJS (CA) |
| 2 | 175T00000X | Other 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 1225775331, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 59 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SAN DIEGO, CA 92171
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225775331, enumerated as an "individual" on May 19, 2022.
The provider is located at PO BOX 710145 SAN DIEGO, CA 92171 and the phone number is (619) 346-4020.
Peer Specialist with taxonomy code 175T00000X.
