Registry data as of Aug 27, 2026

Doreen Greb

Mental Health Counselor · Davis, CA

Doreen Greb is a mental health counselor with a practice address in Davis, California, and NPI 1972714996, issued on May 24, 2007. Check the license 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1972714996
Name
Doreen Greb
Primary taxonomy
Mental Health Counselor 101YM0800X
Practice location
24321 County Road 96, Davis, CA 95616
Phone
(530) 753-1653
Enumerated
May 24, 2007
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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Also registered at 24321 County Road 96

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

  1. Grace AllenDay Training/Habilitation Specialist1144182080
  2. Celeste BaldwinDay Training/Habilitation Specialist1205704277
  3. Alicia Canfield, BS IN PROGRESSMental Health Counselor1366643405
  4. Sandeep Cheema, M.D.Social Worker1497966766
  5. Rebecca EwertMental Health Counselor1740529106
  6. Nathan HarperDay Training/Habilitation Specialist1154291789

Verify Doreen Greb in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

101 mental health counselor records list a Davis practice address

They are 101 of the 1,711 NPPES records with a Davis practice address, and 35,738 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 101 in Davis → All 35,738 in California → Every provider in Davis →

Other mental health counselor records in California

  1. Rita A Wilborne, MHRSSan Jose, CA1649315763
  2. Katie AabSalinas, CA1205257284
  3. Kayla Aanerud, B.A.Rio Linda, CA1649622101
  4. La Shaun AaronCamarillo, CA1740469717
  5. Tamika AaronInglewood, CA1245550284
  6. Tamara AasenCamarillo, CA1912255035
  7. Hanna AbaataSan Leandro, CA1659913572
  8. Analyn AbadSan Carlos, CA1467065946
  9. Edname AbadLemon Grove, CA1356647812
  10. Taliana AbadiSan Diego, CA1568260271

Common questions

What is Doreen Greb's NPI number?

Doreen Greb's National Provider Identifier (NPI) is 1972714996, issued on May 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Doreen Greb located?

The NPPES record lists a practice address at 24321 County Road 96, Davis, CA, 95616. Phone: (530) 753-1653. Providers update this record themselves, so call before visiting.

How can I verify Doreen Greb's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.