Diane Kathleen Costigan, C.A.T.C
Addiction (Substance Use Disorder) Counselor · San Diego, CA
Diane Kathleen Costigan, C.A.T.C is an addiction (substance use disorder) counselor with a practice address in San Diego, California, and NPI 1225156698, issued on Mar 26, 2007. Check the license (California 040981, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Diane Kathleen Costigan
- Credential
- C.A.T.C
- Primary taxonomy
- Addiction (Substance Use Disorder) Counselor 101YA0400X
- License number
- 040981 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1966 Hornblend St Apt 7, San Diego, CA 92109
- Phone
- (858) 952-3207
- Enumerated
- Mar 26, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Diane Kathleen Costigan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 040981Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1,015 addiction (substance use disorder) counselor records list a practice address in San Diego
They are 1,015 of the 52,937 NPPES records with a practice address in San Diego, and 27,741 addiction (substance use disorder) counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,015 in San Diego → All 27,741 in California → Every provider in San Diego →
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- Lisa Aaron, CASACCulver City, CA1356090849
- Michael Abacherli, JD, RADTSan Jacinto, CA1235826983
- Victor AbadEl Cajon, CA1205562238
- Sean AbairTaft, CA1174084347
- Maira AbalosDelano, CA1508452038
- Jazmine AbanicoVentura, CA1851964613
- Israel Abarca, CAADESan Francisco, CA1114126950
Common questions
What is Diane Kathleen Costigan, C.A.T.C's NPI number?
Diane Kathleen Costigan, C.A.T.C's National Provider Identifier (NPI) is 1225156698, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diane Kathleen Costigan, C.A.T.C located?
The NPPES record lists a practice address at 1966 Hornblend St Apt 7, San Diego, CA, 92109. Phone: (858) 952-3207. Providers update this record themselves, so call before visiting.
How can I verify Diane Kathleen Costigan, C.A.T.C's license?
NPPES lists California license number 040981, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.