Tammy Ann Walczak
Case Manager/Care Coordinator · Sonora, CA
Tammy Ann Walczak is a case manager/care coordinator with a practice address in Sonora, California, and NPI 1184876047, issued on Oct 22, 2008. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Tammy Ann Walczak
- Primary taxonomy
- Case Manager/Care Coordinator 171M00000X
- Practice location
- 105 Hospital RD, Sonora, CA 95370
- Phone
- (209) 533-6245
- Enumerated
- Oct 22, 2008
- Record last updated
- Nov 2, 2022
- Fax
- (209) 669-2588
- Entity
- Type 1 · individual
Also registered at 105 Hospital RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tammy Ann Walczak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46 case manager/care coordinator records list a practice address in Sonora
They are 46 of the 629 NPPES records with a practice address in Sonora, and 22,803 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 46 in Sonora → All 22,803 in California → Every provider in Sonora →
Other case manager/care coordinator records in California
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- Jennifer AbapoBakersfield, CA1871823450
- David AbarcaLos Angeles, CA1730305426
- Sophia AbarcaMadera, CA1376027755
- Leslie AbareaSan Bernardino, CA1407399330
- Alfredo Abarien Tos, MALos Angeles, CA1245441104
- Lisa AbarrSouth San Francisco, CA1669948725
Common questions
What is Tammy Ann Walczak's NPI number?
Tammy Ann Walczak's National Provider Identifier (NPI) is 1184876047, issued on Oct 22, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tammy Ann Walczak located?
The NPPES record lists a practice address at 105 Hospital RD, Sonora, CA, 95370. Phone: (209) 533-6245. Providers update this record themselves, so call before visiting.
How can I verify Tammy Ann Walczak'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.
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.