Mariah Simpson, MA, LAADC
NPI 1306426499 · Addiction (Substance Use Disorder) Counselor · Auburn, CA
Mariah Simpson, MA, LAADC is a Addiction (Substance Use Disorder) Counselor provider in Auburn, CA (NPI 1306426499).
Provider details
- NPI number
- 1306426499
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LAADC
- Sex
- Female
- Sole proprietor
- Yes
- License
- LR10510125 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-12
- Last updated
- 2025-04-26
- Certified
- 2025-04-26
Frequently asked questions
- What is Mariah Simpson's NPI number?
- Mariah Simpson's National Provider Identifier (NPI) is 1306426499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Simpson's specialty?
- Mariah Simpson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mariah Simpson located?
- Mariah Simpson's practice location on file with NPPES is 70 College Way, Auburn, CA 95603-5001.
- What is Mariah Simpson's phone number?
- The practice phone number listed in the NPPES registry for Mariah Simpson is (530) 830-2060.
- Is Mariah Simpson's NPI active?
- Yes — Mariah Simpson's NPI (1306426499) is active in the NPPES registry as of the last update on 2025-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.