NPPES file of Aug 9, 2026

James Hou Liu, M.D.

Cardiovascular Disease Physician · San Gabriel, CA

James Hou Liu, M.D. is a cardiovascular disease physician with a practice address in San Gabriel, California, and NPI 1518074731, issued on Aug 24, 2006. Check the license (California G64811, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518074731
Name
James Hou Liu
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
G64811 CA
K0898 TX
Self-reported in NPPES; status is on the state search
Practice location
1730 S San Gabriel Blvd # C, San Gabriel, CA 91776
Phone
(626) 572-0889
Enumerated
Aug 24, 2006
Record last updated
May 12, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(626) 280-2789
Medicaid ID
00G648111 CA
Medicare enrollment
Enrolled (PECOS I20040807000296); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1987
Telehealth
Offers telehealth (CMS)
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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Verify James Hou Liu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G64811
    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

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2.7 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

8,220 Medicare Part D claims for 317 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. James Liu8,220
  2. Specialty average3,078

Most prescribed

  1. Losartan Potassium655 claims
  2. Atenolol387 claims
  3. Propafenone Hcl337 claims
  4. Furosemide284 claims
  5. Atorvastatin Calcium262 claims
  6. Sotalol241 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.

The MIPS final score for 2023 (Medicare payment program): 21.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%72.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $191.49

10 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Liu$191.49
  2. Specialty average$3,819.56

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

James Hou Liu among 2,574 cardiovascular disease physician records in California

James Hou Liu, M.D. is one of 2,574 cardiovascular disease physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 45% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1987 · median 1999 among the 1,742 with a school on file
  • Record last updated2009 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in California

There are 2,574 cardiovascular disease physician records in California.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Steven ChanSan Gabriel, CA 917761790218824
  2. Andrew Chen, M.D.San Gabriel, CA 917761740623958
  3. Yih Kok, M.D.San Gabriel, CA 917761518928829
  4. Stanley Lau, M.D.San Gabriel, CA 917761548222813
  5. Kelvin Yee, M.D.San Gabriel, CA 917761982747846
  6. Greg Yen, M.D.San Gabriel, CA 917761093739021
  7. Michael Cao, MDRosemead, CA 917701548488877
  8. Tom Yeh, M.D.Rosemead, CA 917701811055874

Common questions

What is James Hou Liu, M.D.'s NPI number?

James Hou Liu, M.D.'s National Provider Identifier (NPI) is 1518074731, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Hou Liu, M.D. located?

The NPPES record lists a practice address at 1730 S San Gabriel Blvd # C, San Gabriel, CA, 91776. Phone: (626) 572-0889. Providers update this record themselves, so call before visiting.

How can I verify James Hou Liu, M.D.'s license?

NPPES lists California license number G64811, 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 James Hou Liu, M.D. prescribe under Medicare Part D?

In 2024, James Hou Liu, M.D. had 8,220 Medicare Part D claims for 317 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is James Hou Liu, M.D.'s MIPS final score?

The 2023 MIPS final score is 21.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.