Sandra Mahan
NPI 1740729011 · Addiction (Substance Use Disorder) Counselor · Modesto, CA
Sandra Mahan is a Addiction (Substance Use Disorder) Counselor provider in Modesto, CA (NPI 1740729011).
Provider details
- NPI number
- 1740729011
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
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
9 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2017-02-19
- Last updated
- 2017-02-19
Frequently asked questions
- What is Sandra Mahan's NPI number?
- Sandra Mahan's National Provider Identifier (NPI) is 1740729011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Mahan's specialty?
- Sandra Mahan is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sandra Mahan located?
- Sandra Mahan's practice location on file with NPPES is 1235 Mchenry Ave, Modesto, CA 95350-5370.
- What is Sandra Mahan's phone number?
- The practice phone number listed in the NPPES registry for Sandra Mahan is (209) 527-4597.
- Is Sandra Mahan's NPI active?
- Yes — Sandra Mahan's NPI (1740729011) is active in the NPPES registry as of the last update on 2017-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.