NPPES file of Aug 9, 2026

Lilian Li-Ning Tsao, MD

Family Medicine Physician · Alameda, CA

Lilian Li-Ning Tsao, MD is a family medicine physician with a practice address in Alameda, California, and NPI 1437369147, issued on May 23, 2007. Check the license (California A92416, 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
1437369147
Name
Lilian Li-Ning Tsao
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A92416 CA
Self-reported in NPPES; status is on the state search
Practice location
2433 Central Ave Ste A, Alameda, CA 94501
Phone
(510) 521-2300
Enumerated
May 23, 2007
Record last updated
Apr 17, 2024
Medicare enrollment
Enrolled (PECOS I20071119000646); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 2004
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 2433 Central Ave Ste A

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

  1. Noor Azreen Ali, MDFamily Medicine Physician1891042958
  2. Sujata Behera, MA, MPH, PA-CPhysician Assistant1538796370
  3. Ann Belanger, DOFamily Medicine Physician1700415031
  4. Ashli Butler, FNPNurse Practitioner1942815998
  5. Irene Kwan, FNPNurse Practitioner1508038704
  6. Grace Mitchell, D.O.Family Medicine Physician1801327499

Verify Lilian Li-Ning Tsao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A92416
    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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1% fewer Medicare Part D claims than the average family medicine physician in 2024

3,520 Medicare Part D claims for 452 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 159 claims were for opioids.

  1. Lilian Tsao3,520
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium330 claims
  2. Amlodipine Besylate203 claims
  3. Levothyroxine Sodium126 claims
  4. Lisinopril112 claims
  5. Losartan Potassium112 claims
  6. Olmesartan Medoxomil100 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. University Healthcare AllianceAlameda, CA

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

Lilian Li-Ning Tsao among 17,133 family medicine physician records in California

Lilian Li-Ning Tsao, 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 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 47% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2004 · median 2005 among the 10,652 with a school on file
  • Record last updated2024 · 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).

18 family medicine physician records list a practice address in Alameda

They are 18 of the 2,492 NPPES records with a practice address in Alameda, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Noor Azreen Ali, MDAlameda, CA 945011891042958
  2. Fernando Andreu, M.D.Alameda, CA 945011184601346
  3. Prabha Bhatnagar, MDAlameda, CA 945011982691390
  4. Peter Candell, M.D.Alameda, CA 945011750302212
  5. John Carper, MEDICAL DOCTORAlameda, CA 945011174543540
  6. Edward Chan, MDAlameda, CA 945011366425548
  7. Mary Fisher, MDAlameda, CA 945011316099443
  8. April Fredian, M.D.Alameda, CA 945011700999844

Common questions

What is Lilian Li-Ning Tsao, MD's NPI number?

Lilian Li-Ning Tsao, MD's National Provider Identifier (NPI) is 1437369147, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lilian Li-Ning Tsao, MD located?

The NPPES record lists a practice address at 2433 Central Ave Ste A, Alameda, CA, 94501. Phone: (510) 521-2300. Providers update this record themselves, so call before visiting.

How can I verify Lilian Li-Ning Tsao, MD's license?

NPPES lists California license number A92416, 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 Lilian Li-Ning Tsao, MD prescribe under Medicare Part D?

In 2024, Lilian Li-Ning Tsao, MD had 3,520 Medicare Part D claims for 452 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.