NICOLE S. JOHNSON
NPI 1639604176
Counselor - Addiction (Substance Use Disorder) in San Diego, CA
NPI Status: Active since April 21, 2017
Contact Information
3767 CENTRAL AVE
SAN DIEGO, CA
ZIP 92105
Phone: (619) 523-8121
- Individual
- Female
- Counselor
- Addiction (Substance Use Disorder)
About NICOLE JOHNSON
This page provides the complete NPI Profile along with additional information for Nicole Johnson, a provider established in San Diego, California with a medical specialization in Counselor, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1639604176 assigned on April 2017. The practitioner's primary taxonomy code is 101YA0400X with license number A059100121 (CA). The provider is registered as an individual and her NPI record was last updated February 2026.
- NPI
- 1639604176
- Provider Name
- NICOLE S. JOHNSON
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 3767 CENTRAL AVE SAN DIEGO, CA 92105
- Location Phone
- (619) 523-8121
- Mailing Address
- 3767 CENTRAL AVE SAN DIEGO, CA 92105
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-21-2017
- Last Update Date
- 02-25-2026
- Code Navigator
A Substance Abuse or Addiction Counselor like Nicole Johnson advices patients who experience alcoholism, drug addiction, eating disorders, mental health issues, or other mental or behavioral problems. Substance Abuse counselors provide treatment and support to help clients recover from addiction or modify problem behaviors. Many counselors incorporate the principles of 12-step programs, such as Alcoholics Anonymous (AA). They educate clients how to cope with stress and life’s issues in ways that help them recover. Counselors also help patients improve their personal relationships and find ways to discuss their addiction or other problems with family and friends.
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
Counselor Addiction (Substance Use Disorder)
- Taxonomy Code
- 101YA0400X
- Type
- Behavioral Health & Social Service Providers
- License No.
- A059100121
- License State
- CA
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 373781 | MEDICAID (05) | CA |
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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 1639604176, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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 64 is 70. 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 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639604176, enumerated as an "individual" on April 21, 2017.
The provider is located at 3767 CENTRAL AVE SAN DIEGO, CA 92105 and the phone number is (619) 523-8121.
Counselor with taxonomy code 101YA0400X and a focus in Addiction (Substance Use Disorder).
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
