NPPES file of Aug 9, 2026

Margaret Teresa Bilyeu

Case Manager/Care Coordinator · Diamond Springs, CA

Margaret Teresa Bilyeu is a case manager/care coordinator with a practice address in Diamond Springs, California, and NPI 1972317360, issued on Feb 5, 2025. 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
1972317360
Name
Margaret Teresa Bilyeu
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
768 Pleasant Valley RD, Diamond Springs, CA 95619
Phone
(530) 621-6290
Enumerated
Feb 5, 2025
Record last updated
Feb 11, 2025
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 768 Pleasant Valley RD

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

  1. Chere AshmeadMental Health Counselor1821715335
  2. Elizabeth BaneCase Manager/Care Coordinator1821796285
  3. James BarenttMental Health Counselor1760955041
  4. James Blackburn, LMFTMarriage & Family Therapist1770994147
  5. Stephanie CarlsonAddiction (Substance Use Disorder) Counselor1750806949
  6. Joshua CastroCase Manager/Care Coordinator1861375305

Verify Margaret Teresa Bilyeu 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
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50 case manager/care coordinator records list a practice address in Diamond Springs

They are 50 of the 233 NPPES records with a practice address in Diamond Springs, 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.

Other case manager/care coordinator records in California

  1. Nevin AaronBakersfield, CA1891306130
  2. Claudia AbadRiverside, CA1871151019
  3. Hannah Cristine AbadOceanside, CA1538944020
  4. Rebecca AbairBakersfield, CA1255468823
  5. Jennifer AbapoBakersfield, CA1871823450
  6. David AbarcaLos Angeles, CA1730305426
  7. Sophia AbarcaMadera, CA1376027755
  8. Leslie AbareaSan Bernardino, CA1407399330
  9. Alfredo Abarien Tos, MALos Angeles, CA1245441104
  10. Lisa AbarrSouth San Francisco, CA1669948725

Common questions

What is Margaret Teresa Bilyeu's NPI number?

Margaret Teresa Bilyeu's National Provider Identifier (NPI) is 1972317360, issued on Feb 5, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Teresa Bilyeu located?

The NPPES record lists a practice address at 768 Pleasant Valley RD, Diamond Springs, CA, 95619. Phone: (530) 621-6290. Providers update this record themselves, so call before visiting.

How can I verify Margaret Teresa Bilyeu'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.