NPPES file of Aug 9, 2026

Ngan Nhu Doan

Gerontology Nurse Practitioner · Costa Mesa, CA

Ngan Nhu Doan is a gerontology nurse practitioner with a practice address in Costa Mesa, California, and NPI 1497931125, issued on Jan 11, 2008. Check the license (California 95012646, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1497931125
Name
Ngan Nhu Doan
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
95012646 CA
Self-reported in NPPES; status is on the state search
Practice location
2995 Red Hill Ave Ste 200, Costa Mesa, CA 92626
Phone
(949) 279-6519
Enumerated
Jan 11, 2008
Record last updated
Jan 24, 2023
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 2995 Red Hill Ave Ste 200

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

  1. Catrine Ibrahim Sous, MDObstetrics & Gynecology Physician1750918983

Verify Ngan Nhu Doan 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 95012646
    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

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48% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

713 Medicare Part D claims for 110 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Ngan Doan713
  2. Specialty average1,369

Most prescribed

  1. Atorvastatin Calcium43 claims
  2. Metformin Hcl38 claims
  3. Losartan Potassium26 claims
  4. Levothyroxine Sodium25 claims
  5. Tamsulosin Hcl23 claims
  6. Amlodipine Besylate21 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Ngan Nhu Doan among 569 gerontology nurse practitioner records in California

Ngan Nhu Doan is one of 569 gerontology nurse practitioner records with a practice address in California. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 20% of them.

  • NPI issued2008 · 20% of these records are older, 78% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2023 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in California

There are 569 gerontology nurse practitioner records in California.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Sowmya Krishnan, NPCosta Mesa, CA 926261164110219
  2. Stephanie Kusser, N.P.Costa Mesa, CA 926261265671473
  3. Jasmin Carrasco, NPCosta Mesa, CA 926271205530755
  4. Wei Chen, N.P., PH.D.Irvine, CA 926181245630722
  5. Alejandra De La Rosa, APRN,NP-CIrvine, CA 926181407321169
  6. Brittany Langevin, AGACNP-BCIrvine, CA 926181861269185
  7. Thi An Hao Le, N.P.Irvine, CA 926181346003167
  8. Edyssa Uy, MSN, AGNPIrvine, CA 926181942729389

Common questions

What is Ngan Nhu Doan's NPI number?

Ngan Nhu Doan's National Provider Identifier (NPI) is 1497931125, issued on Jan 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ngan Nhu Doan located?

The NPPES record lists a practice address at 2995 Red Hill Ave Ste 200, Costa Mesa, CA, 92626. Phone: (949) 279-6519. Providers update this record themselves, so call before visiting.

How can I verify Ngan Nhu Doan's license?

NPPES lists California license number 95012646, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ngan Nhu Doan prescribe under Medicare Part D?

In 2024, Ngan Nhu Doan had 713 Medicare Part D claims for 110 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.