Ian Livingston, APCC
NPI 1225407919 · Addiction (Substance Use Disorder) Counselor · Grass Valley, CA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Livingston, APCC is a Addiction (Substance Use Disorder) Counselor provider in Grass Valley, CA (NPI 1225407919).
Provider details
- NPI number
- 1225407919
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- APCC
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
10 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
- 2015-09-23
- Last updated
- 2021-02-11
- Certified
- 2021-02-11
Frequently asked questions
- What is Ian Livingston's NPI number?
- Ian Livingston's National Provider Identifier (NPI) is 1225407919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Livingston's specialty?
- Ian Livingston is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Ian Livingston located?
- Ian Livingston's practice location on file with NPPES is 159 Brentwood Dr, Grass Valley, CA 95945-5703.
- What is Ian Livingston's phone number?
- The practice phone number listed in the NPPES registry for Ian Livingston is (530) 271-1140.
- Does Ian Livingston accept Medicare?
- Ian Livingston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Livingston's NPI active?
- Yes — Ian Livingston's NPI (1225407919) is active in the NPPES registry as of the last update on 2021-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.