NPPES file of Aug 9, 2026

Alex Hamberis, RAS

Addiction (Substance Use Disorder) Counselor · Santa Rosa, CA

Alex Hamberis, RAS is an addiction (substance use disorder) counselor with a practice address in Santa Rosa, California, and NPI 1073713145, issued on Jul 18, 2007. Check the license (California H05051041830, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073713145
Name
Alex Hamberis
Credential
RAS
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
H05051041830 CA
Self-reported in NPPES; status is on the state search
Practice location
429 Speers RD, Santa Rosa, CA 95409
Phone
(707) 571-2215
Enumerated
Jul 18, 2007
Record last updated
Jul 18, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(707) 526-9672
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest addiction (substance use disorder) counselor records → All 27,741 in California → Look up another NPI →

Also registered at 429 Speers RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Marc AndradeAddiction (Substance Use Disorder) Counselor1871723692
  2. Jesse Aquino, RASIAddiction (Substance Use Disorder) Counselor1245544642
  3. Jaime BaldovinosAddiction (Substance Use Disorder) Counselor1902160039
  4. Nicole BouchardAddiction (Substance Use Disorder) Counselor1033342928
  5. Leigh BrownAddiction (Substance Use Disorder) Counselor1962757906
  6. Colleen Buchanan, RASIAddiction (Substance Use Disorder) Counselor1851605257

Verify Alex Hamberis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license H05051041830    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Alex Hamberis among 27,741 addiction (substance use disorder) counselor records in California

Alex Hamberis, RAS is one of 27,741 addiction (substance use disorder) counselor records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than under 1% of them.

  • NPI issued2007 · under 1% of these records are older, 88% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

389 addiction (substance use disorder) counselor records list a practice address in Santa Rosa

They are 389 of the 6,884 NPPES records with a practice address in Santa Rosa, 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 27,741 in California → Every provider in Santa Rosa → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Marc AndradeSanta Rosa, CA 954091871723692
  2. Nicole BouchardSanta Rosa, CA 954091033342928
  3. Emmett Caven, RASISanta Rosa, CA 954091669795894
  4. Gnenevive Dupuy-Reyes, RASISanta Rosa, CA 954091396946083
  5. Halim GaidSanta Rosa, CA 954091225342678
  6. Matt Hook, RASISanta Rosa, CA 954091609180017
  7. Jamie LevinSanta Rosa, CA 954091942514393
  8. Melody Maguire, RASISanta Rosa, CA 954091548583776

Common questions

What is Alex Hamberis, RAS's NPI number?

Alex Hamberis, RAS's National Provider Identifier (NPI) is 1073713145, issued on Jul 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Alex Hamberis, RAS located?

The NPPES record lists a practice address at 429 Speers RD, Santa Rosa, CA, 95409. Phone: (707) 571-2215. Providers update this record themselves, so call before visiting.

How can I verify Alex Hamberis, RAS's license?

NPPES lists California license number H05051041830, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.