NPPES file of Aug 9, 2026

Lucy H. Liu

Rheumatology Physician · Oakland, CA

Lucy H. Liu is a rheumatology physician with a practice address in Oakland, California, and NPI 1346510575, issued on Jan 4, 2012. Check the license (California A134583, 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
1346510575
Name
Lucy H. Liu
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
A134583 CA
Self-reported in NPPES; status is on the state search
Practice location
275 W Macarthur Blvd, Oakland, CA 94611
Phone
(510) 752-1275
Enumerated
Jan 4, 2012
Record last updated
Feb 1, 2023
Medicare enrollment
Enrolled (PECOS I20161031002067); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 2013
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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Also registered at 275 W Macarthur Blvd

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

  1. David Aaronson, MDUrology Physician1215053129
  2. Paul-Andre Abboud, M.D.Emergency Medicine Physician1710065503
  3. Brittany Abeldt, MDPsychiatry Physician1982353884
  4. Bilal Abu-Alrub, DOStudent in an Organized Health Care Education/Training Program1609760768
  5. Walter Acuna, MDInternal Medicine Physician1972655108
  6. Brett Adams, MDStudent in an Organized Health Care Education/Training Program1841731098

Verify Lucy H. 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 A134583
    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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15% fewer Medicare Part D claims than the average rheumatology physician in 2024

1,679 Medicare Part D claims for 348 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Lucy Liu1,679
  2. Specialty average1,978

Most prescribed

  1. Methotrexate348 claims
  2. Prednisone267 claims
  3. Hydroxychloroquine Sulfate208 claims
  4. Colchicine59 claims
  5. Leucovorin Calcium52 claims
  6. Allopurinol51 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncRichmond, CA

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

Lucy H. Liu among 926 rheumatology physician records in California

Lucy H. Liu is one of 926 rheumatology 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 2012, is newer than 71% of them.

  • NPI issued2012 · 71% of these records are older, 25% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2013 · median 2003 among the 641 with a school on file
  • Record last updated2023 · 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 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Chee Chow, MDOakland, CA 946111003994872
  2. Arezoo Haghshenas, M.D.Oakland, CA 946111881011856
  3. Kate Scannell, MDOakland, CA 946111508902107
  4. Jose Troncoso, MDOakland, CA 946111457439234
  5. Paul Feigenbaum, MDOakland, CA 946121710063243
  6. Yi Yi Gu, M.D.Oakland, CA 946091932183472
  7. Shweta Kishore, MDOakland, CA 946021912242462
  8. Ernest Maningding, MD, MPHOakland, CA 946021831551274

Common questions

What is Lucy H. Liu's NPI number?

Lucy H. Liu's National Provider Identifier (NPI) is 1346510575, issued on Jan 4, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Lucy H. Liu located?

The NPPES record lists a practice address at 275 W Macarthur Blvd, Oakland, CA, 94611. Phone: (510) 752-1275. Providers update this record themselves, so call before visiting.

How can I verify Lucy H. Liu's license?

NPPES lists California license number A134583, 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 Lucy H. Liu prescribe under Medicare Part D?

In 2024, Lucy H. Liu had 1,679 Medicare Part D claims for 348 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.