NPPES file of Aug 9, 2026

Mary Nguyen Do

Case Manager/Care Coordinator · Fremont, CA

Mary Nguyen Do is a case manager/care coordinator with a practice address in Fremont, California, and NPI 1255512927, issued on Nov 21, 2007. 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
1255512927
Name
Mary Nguyen Do
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
43030 Newport Dr, Fremont, CA 94538
Phone
(510) 656-4206
Enumerated
Nov 21, 2007
Record last updated
Nov 21, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(510) 656-0460
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 43030 Newport Dr

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

  1. Shahla ArsalaCase Manager/Care Coordinator1790973949
  2. Jagmeet BhardwajCase Manager/Care Coordinator1770721219
  3. Ofelia GamboaCase Manager/Care Coordinator1770762247
  4. Magaly MartinSchool Counselor1568281574
  5. Jamila MohammedCase Manager/Care Coordinator1285817130
  6. Eloisa MurilloCase Manager/Care Coordinator1053509372

Verify Mary Nguyen Do 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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Case Manager/Care Coordinator providers in California

There are 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 22,803 in California → Every provider in Fremont →

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 Mary Nguyen Do's NPI number?

Mary Nguyen Do's National Provider Identifier (NPI) is 1255512927, issued on Nov 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Nguyen Do located?

The NPPES record lists a practice address at 43030 Newport Dr, Fremont, CA, 94538. Phone: (510) 656-4206. Providers update this record themselves, so call before visiting.

How can I verify Mary Nguyen Do'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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.