Diane Costigan, C.A.T.C
NPI 1225156698 · Addiction (Substance Use Disorder) Counselor · San Diego, CA
Diane Costigan, C.A.T.C is a Addiction (Substance Use Disorder) Counselor provider in San Diego, CA (NPI 1225156698).
Provider details
- NPI number
- 1225156698
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- C.A.T.C
- Sex
- Female
- Sole proprietor
- No
- License
- 040981 (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
19 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
- 2007-03-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Costigan's NPI number?
- Diane Costigan's National Provider Identifier (NPI) is 1225156698, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Costigan's specialty?
- Diane Costigan is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Costigan located?
- Diane Costigan's practice location on file with NPPES is 1966 Hornblend St Apt 7, San Diego, CA 92109-4557.
- What is Diane Costigan's phone number?
- The practice phone number listed in the NPPES registry for Diane Costigan is (858) 952-3207.
- Is Diane Costigan's NPI active?
- Yes — Diane Costigan's NPI (1225156698) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.