Isabel Ayala, RADT 1
NPI 1215543228 · Addiction (Substance Use Disorder) Counselor · San Jose, CA
Isabel Ayala, RADT 1 is a Addiction (Substance Use Disorder) Counselor provider in San Jose, CA (NPI 1215543228).
Provider details
- NPI number
- 1215543228
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- RADT 1
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
- 2020-09-16
- Last updated
- 2021-02-12
- Certified
- 2021-02-12
Frequently asked questions
- What is Isabel Ayala's NPI number?
- Isabel Ayala's National Provider Identifier (NPI) is 1215543228, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabel Ayala's specialty?
- Isabel Ayala is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Isabel Ayala located?
- Isabel Ayala's practice location on file with NPPES is 9500 Malech Rd, San Jose, CA 95138.
- What is Isabel Ayala's phone number?
- The practice phone number listed in the NPPES registry for Isabel Ayala is (408) 281-6555.
- Is Isabel Ayala's NPI active?
- Yes — Isabel Ayala's NPI (1215543228) is active in the NPPES registry as of the last update on 2021-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.