NPPES file of Aug 9, 2026

Yi-Tien Liu, NP

Adult Health Nurse Practitioner · San Gabriel, CA

Yi-Tien Liu, NP is an adult health nurse practitioner with a practice address in San Gabriel, California, and NPI 1013207364, issued on Apr 7, 2011. Check the license (California NP20598, 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
1013207364
Name
Yi-Tien Liu
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
NP20598 CA
Self-reported in NPPES; status is on the state search
Practice location
506 W Valley Blvd Ste 100, San Gabriel, CA 91776
Phone
(626) 308-3800
Enumerated
Apr 7, 2011
Record last updated
Sep 9, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(626) 308-1899
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 506 W Valley Blvd Ste 100

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

  1. Doris Chan, NPNurse Practitioner1063691004
  2. Andrew Chen, M.D.Cardiovascular Disease Physician1740623958
  3. Jairo Espinosa, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1497136238
  4. Kevin Liu, MDClinical Cardiac Electrophysiology Physician1821529306
  5. Phoebe LuoAcute Care Nurse Practitioner1285525857
  6. Christine Wong, M.D.Interventional Cardiology Physician1184150146

Verify Yi-Tien Liu 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 NP20598
    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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79% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

264 Medicare Part D claims for 139 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Yi-Tien Liu264
  2. Specialty average1,280

Most prescribed

  1. Metoprolol Succinate34 claims
  2. Amlodipine Besylate33 claims
  3. Carvedilol24 claims
  4. Clopidogrel17 claims
  5. Eliquis17 claims
  6. Atorvastatin Calcium15 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: $826.81

10 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Yi-Tien Liu$826.81
  2. Specialty average$946.40

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

Yi-Tien Liu among 1,405 adult health nurse practitioner records in California

Yi-Tien Liu, NP is one of 1,405 adult health nurse practitioner records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 41% of them.

  • NPI issued2011 · 41% of these records are older, 53% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · 31% of these records are
  • Record last updated2014 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in California

There are 1,405 adult health nurse practitioner records in California.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Hung-Jie JengSan Gabriel, CA 917761518367887
  2. Ge Zhang, NPSan Gabriel, CA 917761235672569
  3. Janet Atienza, NPSan Dimas, CA 917731902759582
  4. Maki Kusunaga, NP-CSan Dimas, CA 917731811240179
  5. Miriam Fulton, R.N., NPPomona, CA 917671124094685
  6. Carla Allen, N.P.Upland, CA 917861063689990
  7. Angela MusaUpland, CA 917861871834671
  8. Jeffrey Straley, N.P.Upland, CA 917861831346907

Common questions

What is Yi-Tien Liu, NP's NPI number?

Yi-Tien Liu, NP's National Provider Identifier (NPI) is 1013207364, issued on Apr 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Yi-Tien Liu, NP located?

The NPPES record lists a practice address at 506 W Valley Blvd Ste 100, San Gabriel, CA, 91776. Phone: (626) 308-3800. Providers update this record themselves, so call before visiting.

How can I verify Yi-Tien Liu, NP's license?

NPPES lists California license number NP20598, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Yi-Tien Liu, NP prescribe under Medicare Part D?

In 2024, Yi-Tien Liu, NP had 264 Medicare Part D claims for 139 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.