Registry data as of Aug 27, 2026

John Tonningsen

Case Manager/Care Coordinator · Napa, CA

John Tonningsen is a case manager/care coordinator with a practice address in Napa, California, and NPI 1770152290, issued on Jun 19, 2021. 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
1770152290
Name
John Tonningsen
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
2751 Napa Valley Corporate Dr Bldg B, Napa, CA 94558
Phone
(707) 210-2437
Enumerated
Jun 19, 2021
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 2751 Napa Valley Corporate Dr Bldg B

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

  1. Adrian AguilarMental Health Counselor1861025637
  2. Karen AlasLicensed Psychiatric Technician1336993963
  3. Vanessa AlferezLicensed Vocational Nurse1194654483
  4. Ashwak AliLicensed Psychiatric Technician1831971613
  5. Azucena Alonzo GaleanaRehabilitation Practitioner1689181794
  6. Mishelae AlsandorBehavior Technician1245998988

Verify John Tonningsen 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 →

126 case manager/care coordinator records list a Napa practice address

They are 126 of the 3,583 NPPES records with a Napa practice address, and 25,996 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other case manager/care coordinator records in California

  1. Nevin AaronBakersfield, CA1891306130
  2. Claudia AbadRiverside, CA1871151019
  3. Hannah Cristine AbadOceanside, CA1538944020
  4. Gioux Ian Abad Mangulabnan, THERAPISTBerkeley, CA1710442702
  5. Rebecca AbairBakersfield, CA1255468823
  6. Jennifer AbapoBakersfield, CA1871823450
  7. David AbarcaLos Angeles, CA1730305426
  8. Sophia AbarcaMadera, CA1376027755
  9. Leslie AbareaSan Bernardino, CA1407399330
  10. Alfredo Abarien Tos, MALos Angeles, CA1245441104

Common questions

What is John Tonningsen's NPI number?

John Tonningsen's National Provider Identifier (NPI) is 1770152290, issued on Jun 19, 2021. An NPI identifies a provider in billing; it is not a license.

Where is John Tonningsen located?

The NPPES record lists a practice address at 2751 Napa Valley Corporate Dr Bldg B, Napa, CA, 94558. Phone: (707) 210-2437. Providers update this record themselves, so call before visiting.

How can I verify John Tonningsen'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.

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.