NPPES file of Aug 9, 2026

Linh Thuy Nguyen, MD

Family Medicine Physician · Chula Vista, CA

Linh Thuy Nguyen, MD is a family medicine physician with a practice address in Chula Vista, California, and NPI 1619357993, issued on Jun 2, 2015. Check the license (California A144995, as entered in NPPES) on the Medical Board of California; 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
1619357993
Name
Linh Thuy Nguyen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A144995 CA
Self-reported in NPPES; status is on the state search
Practice location
251 Landis Ave, Chula Vista, CA 91910
Phone
(619) 515-2500
Enumerated
Jun 2, 2015
Record last updated
Aug 16, 2023
Medicare enrollment
Enrolled (PECOS I20230213000234); accepts Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 251 Landis Ave

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

  1. Elisa Acevedo Venegas, FNPNurse Practitioner1053926923
  2. Eduardo Amaya Cruz, PT, DPTPhysical Therapist1760362057
  3. Leah Aviles, DPTPhysical Therapist1548867419
  4. Laura Boston, MSN, CNM, NPAdvanced Practice Midwife1174553259
  5. Alba Casco, NURSE PRACTITIONERFamily Nurse Practitioner1689066490
  6. Adriana Celiz, FNPFamily Nurse Practitioner1972956514

Verify Linh Thuy Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A144995
    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
Open 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.

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92% fewer Medicare Part D claims than the average family medicine physician in 2024

295 Medicare Part D claims for 52 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Linh Nguyen295
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium39 claims
  2. Levothyroxine Sodium16 claims
  3. Spironolactone12 claims
  4. Alendronate Sodium11 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.

Industry payments in 2024: $17.79

1 payment: food and beverage; the largest payer was Millicent US Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Linh Nguyen$17.79
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Family Health Centers OF San Diego IncSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Linh Thuy Nguyen among 17,133 family medicine physician records in California

Linh Thuy Nguyen, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 74% of them.

  • NPI issued2015 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2015 · median 2005 among the 10,652 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

119 family medicine physician records list a practice address in Chula Vista

They are 119 of the 5,329 NPPES records with a practice address in Chula Vista, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Ovidiu Alb, M.D.Chula Vista, CA 919101356335731
  2. Susanna Chou, M.D.Chula Vista, CA 919101104889724
  3. Daisy Damasco-Gutierrez, MDChula Vista, CA 919101700841582
  4. Reuben Farris, MDChula Vista, CA 919101699749911
  5. Carol Gilmore, M.D.Chula Vista, CA 919101245264530
  6. Jerome Glincosky, PACChula Vista, CA 919101275507592
  7. Paul Hubley, MDChula Vista, CA 919101568496974
  8. Julie Keeler, DOChula Vista, CA 919101912963109

Common questions

What is Linh Thuy Nguyen, MD's NPI number?

Linh Thuy Nguyen, MD's National Provider Identifier (NPI) is 1619357993, issued on Jun 2, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Linh Thuy Nguyen, MD located?

The NPPES record lists a practice address at 251 Landis Ave, Chula Vista, CA, 91910. Phone: (619) 515-2500. Providers update this record themselves, so call before visiting.

How can I verify Linh Thuy Nguyen, MD's license?

NPPES lists California license number A144995, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Linh Thuy Nguyen, MD prescribe under Medicare Part D?

In 2024, Linh Thuy Nguyen, MD had 295 Medicare Part D claims for 52 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.