John Delvin Hamner, CADC I
Addiction (Substance Use Disorder) Counselor · Quincy, CA
John Delvin Hamner, CADC I is an addiction (substance use disorder) counselor with a practice address in Quincy, California, and NPI 1417189879, issued on Aug 19, 2009. Check the license (California CICA00331218, 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
- John Delvin Hamner
- Credential
- CADC I
- Primary taxonomy
- Addiction (Substance Use Disorder) Counselor 101YA0400X
- License number
- CICA00331218 CA
Self-reported in NPPES; status is on the state search - Practice location
- 65 Main St, Quincy, CA 95971
- Phone
- (530) 283-2465
- Enumerated
- Aug 19, 2009
- Record last updated
- Aug 13, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 65 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ariana BernsteinClinical Social Worker1740797968
- Allison Kinne, LMFTMarriage & Family Therapist1992014153
- Natalie StephensProfessional Counselor1396513024
- Nicole Waters, PSY.D., LMFTMarriage & Family Therapist1326343302
- Kathryn Williams, LCSWClinical Social Worker1992050629
Verify John Delvin Hamner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license CICA00331218Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6 addiction (substance use disorder) counselor records list a practice address in Quincy
They are 6 of the 197 NPPES records with a practice address in Quincy, 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 6 in Quincy → All 27,741 in California → Every provider in Quincy →
Other addiction (substance use disorder) counselor records in California
- Sean A Jerome, CADCIICosta Mesa, CA1831884550
- Carrie AamodtVisalia, CA1932661311
- Emory Aaron, CCAPP C4321214Los Angeles, CA1073980801
- 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 John Delvin Hamner, CADC I's NPI number?
John Delvin Hamner, CADC I's National Provider Identifier (NPI) is 1417189879, issued on Aug 19, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John Delvin Hamner, CADC I located?
The NPPES record lists a practice address at 65 Main St, Quincy, CA, 95971. Phone: (530) 283-2465. Providers update this record themselves, so call before visiting.
How can I verify John Delvin Hamner, CADC I's license?
NPPES lists California license number CICA00331218, 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.