NPPES file of Aug 9, 2026

Donna Lynn Hacker

Counselor · Napa, CA

Donna Lynn Hacker is a counselor with a practice address in Napa, California, and NPI 1720204563, issued on Apr 18, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720204563
Name
Donna Lynn Hacker
Primary taxonomy
Counselor 101Y00000X
Practice location
829 Jefferson St, Napa, CA 94559
Phone
(707) 253-8470
Enumerated
Apr 18, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(707) 253-1182
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 829 Jefferson St

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

  1. Vicki Caul-PoseyCounselor1497971196
  2. Noelle FuimaonoCounselor1447309315
  3. Genevieve HenryCounselor1790834729
  4. Tracey Weigand, MSWCounselor1730238882

Verify Donna Lynn Hacker 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

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37 counselor records list a practice address in Napa

They are 37 of the 3,583 NPPES records with a practice address in Napa, and 13,723 counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 37 in Napa → All 13,723 in California → Every provider in Napa →

Other counselor records in California

  1. Brandi AagesonSan Diego, CA1316085426
  2. Ted AamesFort Bragg, CA1447500988
  3. Crystal AanderudRichmond, CA1083841761
  4. Cedric Aaron, MSW, ASWEureka, CA1245461268
  5. Regina AbadajosOakland, CA1851856488
  6. Erica AbaraCamarillo, CA1104099282
  7. Jennifer AbarcaOakland, CA1760955926
  8. Marina AbbottPetaluma, CA1669592184
  9. Robert Abbott-Florez, M.A.Petaluma, CA1568617280
  10. Sofia AbbushiSan Carlos, CA1154974301

Common questions

What is Donna Lynn Hacker's NPI number?

Donna Lynn Hacker's National Provider Identifier (NPI) is 1720204563, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Donna Lynn Hacker located?

The NPPES record lists a practice address at 829 Jefferson St, Napa, CA, 94559. Phone: (707) 253-8470. Providers update this record themselves, so call before visiting.

How can I verify Donna Lynn Hacker'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), 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.