NPPES file of Aug 9, 2026

Diane Ngo

Case Manager/Care Coordinator · South San Francisco, CA

Diane Ngo is a case manager/care coordinator with a practice address in South San Francisco, California, and NPI 1346902103, issued on Oct 8, 2021. 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
1346902103
Name
Diane Ngo
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
801 Gateway Blvd Ste 400, South San Francisco, CA 94080
Phone
(650) 713-8568
Enumerated
Oct 8, 2021
Record last updated
Oct 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(855) 522-0986
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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8 nearest case manager/care coordinator records → All 22,803 in California → Look up another NPI →

Also registered at 801 Gateway Blvd Ste 400

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

  1. Marsha Guevara Aleman, LCSWClinical Social Worker1356590434
  2. Keyana HadleySocial Worker1922770767
  3. Gioconda LopezCase Manager/Care Coordinator1982366746
  4. Ana Lopez RosasCase Manager/Care Coordinator1124835053
  5. Kimberly ReynosoCase Manager/Care Coordinator1548922396
  6. Gabriela RosalesCounselor1346924404

Verify Diane Ngo 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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Diane Ngo among 22,803 case manager/care coordinator records in California

Diane Ngo is one of 22,803 case manager/care coordinator records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 70% of them.

  • NPI issued2021 · 70% of these records are older, 23% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 171M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

30 case manager/care coordinator records list a practice address in South San Francisco

They are 30 of the 1,173 NPPES records with a practice address in South San Francisco, 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 22,803 in California → Every provider in South San Francisco → Case Manager/Care Coordinator nationwide →

The 8 case manager/care coordinator records with the nearest ZIP codes

  1. Lisa AbarrSouth San Francisco, CA 940801669948725
  2. Rafael BeltranSouth San Francisco, CA 940801841784071
  3. Julianna DiggsSouth San Francisco, CA 940801831695600
  4. Christina GenettiSouth San Francisco, CA 940801366712754
  5. Alexandra GrandySouth San Francisco, CA 940801689168346
  6. Alysia Henderson, MSSouth San Francisco, CA 940801972010197
  7. Melissa MoralesSouth San Francisco, CA 940801912329418
  8. Rick NunesSouth San Francisco, CA 940801134393572

Common questions

What is Diane Ngo's NPI number?

Diane Ngo's National Provider Identifier (NPI) is 1346902103, issued on Oct 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Diane Ngo located?

The NPPES record lists a practice address at 801 Gateway Blvd Ste 400, South San Francisco, CA, 94080. Phone: (650) 713-8568. Providers update this record themselves, so call before visiting.

How can I verify Diane Ngo'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.