NPPES file of Aug 9, 2026

Ellen Mason-Foster

Peer Specialist · Rocklin, CA

Ellen Mason-Foster is a peer specialist with a practice address in Rocklin, California, and NPI 1639064934, issued on Jun 9, 2025. Check the license (California MPSS-WCIAHK, as entered in NPPES) 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
1639064934
Name
Ellen Mason-Foster
Primary taxonomy
Peer Specialist 175T00000X
License number
MPSS-WCIAHK CA
Self-reported in NPPES; status is on the state search
Practice location
1000 Sunset Blvd Ste 140, Rocklin, CA 95765
Phone
(916) 223-9699
Enumerated
Jun 9, 2025
Record last updated
Jun 9, 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.
Download card Updates feed

Also registered at 1000 Sunset Blvd Ste 140

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

  1. Alisha CassidyProfessional Counselor1720762271
  2. Stephanie FrazierMental Health Counselor1306478789
  3. Lisa Garcia, LCSWClinical Social Worker1609434224
  4. Patricia Garcia EspinozaPeer Specialist1821861337
  5. Shanti HeindlPeer Specialist1891569273
  6. Julie HildingerMarriage & Family Therapist1750661732

Verify Ellen Mason-Foster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license MPSS-WCIAHK
    Check 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

14 peer specialist records list a practice address in Rocklin

They are 14 of the 1,575 NPPES records with a practice address in Rocklin, and 4,528 peer specialist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other peer specialist records in California

  1. Aylieana AbanathieMerced, CA1245169010
  2. Rhia Abarquez, CPSSSan Jose, CA1063194967
  3. Jimela AbdelkadirSacramento, CA1720577091
  4. Nadia Abdul-Zahir, CPSSRiverside, CA1336967140
  5. Marcya AbdullahSan Diego, CA1841038957
  6. Dylan Abel, PSSLos Angeles, CA1255251963
  7. David AblesClearlake, CA1790069953
  8. Jennifer AbrahamOakland, CA1417580739
  9. Jynnahlove AbshireRoseville, CA1003525247
  10. Alondra Abud BlancoLa Puente, CA1881411981

Common questions

What is Ellen Mason-Foster's NPI number?

Ellen Mason-Foster's National Provider Identifier (NPI) is 1639064934, issued on Jun 9, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Ellen Mason-Foster located?

The NPPES record lists a practice address at 1000 Sunset Blvd Ste 140, Rocklin, CA, 95765. Phone: (916) 223-9699. Providers update this record themselves, so call before visiting.

How can I verify Ellen Mason-Foster's license?

NPPES lists California license number MPSS-WCIAHK, as entered by the provider. 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.