Registry data as of Aug 27, 2026

Jennifer Armstrong

Case Manager/Care Coordinator · San Mateo, CA

Jennifer Armstrong is a case manager/care coordinator with a practice address in San Mateo, California, and NPI 1124513924, issued on Jun 25, 2018. 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
1124513924
Name
Jennifer Armstrong
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
225 37TH Ave, San Mateo, CA 94403
Phone
(650) 573-4712
Enumerated
Jun 25, 2018
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 225 37TH Ave

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

  1. Indiana Albanes, BASocial Worker1457509291
  2. Christian AlzubiMarriage & Family Therapist1861735409
  3. Laura Angel MartinezCommunity Health Worker1285077370
  4. Nicole Armstrong, M.A.Student in an Organized Health Care Education/Training Program1376975623
  5. Nabeel AsifStudent in an Organized Health Care Education/Training Program1700321593
  6. Sarah Bailey, AGNPPrimary Care Nurse Practitioner1497130090

Verify Jennifer Armstrong 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 →

77 case manager/care coordinator records list a practice address in San Mateo

They are 77 of the 3,909 NPPES records with a practice address in San Mateo, 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 Jennifer Armstrong's NPI number?

Jennifer Armstrong's National Provider Identifier (NPI) is 1124513924, issued on Jun 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Armstrong located?

The NPPES record lists a practice address at 225 37TH Ave, San Mateo, CA, 94403. Phone: (650) 573-4712. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Armstrong'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.

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) 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 27, 2026.