Ashley Grammer
NPI 1558151266 · Addiction (Substance Use Disorder) Counselor · Claremont, CA
Ashley Grammer is a Addiction (Substance Use Disorder) Counselor provider in Claremont, CA (NPI 1558151266).
Provider details
- NPI number
- 1558151266
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RT1419940925 (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
1 yr 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
- 2025-05-07
- Last updated
- 2026-03-20
- Certified
- 2026-03-20
Frequently asked questions
- What is Ashley Grammer's NPI number?
- Ashley Grammer's National Provider Identifier (NPI) is 1558151266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Grammer's specialty?
- Ashley Grammer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Ashley Grammer located?
- Ashley Grammer's practice location on file with NPPES is 650 S Indian Hill Blvd, Claremont, CA 91711-5444.
- What is Ashley Grammer's phone number?
- The practice phone number listed in the NPPES registry for Ashley Grammer is (213) 479-5817.
- Is Ashley Grammer's NPI active?
- Yes — Ashley Grammer's NPI (1558151266) is active in the NPPES registry as of the last update on 2026-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.