Lizzy Yun-Ling Hsu, MD
Family Medicine Physician · Redwood City, CA
Lizzy Yun-Ling Hsu, MD is a family medicine physician with a practice address in Redwood City, California, and NPI 1376695171, issued on Jan 18, 2007. Check the license (California A73445, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lizzy Yun-Ling Hsu
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A73445 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1150 Veterans Blvd, Redwood City, CA 94063
- Phone
- (650) 299-2000
- Enumerated
- Jan 18, 2007
- Record last updated
- Jan 10, 2022
- Medicaid ID
- 00A734450 CA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1150 Veterans Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lizzy Yun-Ling Hsu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A73445Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
22 Medicare Part D claims for 11 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Lizzy Yun-Ling Hsu among 17,133 family medicine physician records in California
Lizzy Yun-Ling Hsu, 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 fileNo · 62% of these records are
- Record last updated2022 · 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).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Redwood City → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Geny Augustine, MDRedwood City, CA 940631083108401
- Kelley Brinsky, DORedwood City, CA 940631578977336
- Amisha Chhipwadia, MDRedwood City, CA 940631114037264
- Alan Galitz, MDRedwood City, CA 940631699853259
- Andrew Hwang, MDRedwood City, CA 940631740505825
- Ahalya Joisha, M.DRedwood City, CA 940631760536577
- Sung Knueppel, MDRedwood City, CA 940631407967680
- Frank Lien, DORedwood City, CA 940631003254145
Common questions
What is Lizzy Yun-Ling Hsu, MD's NPI number?
Lizzy Yun-Ling Hsu, MD's National Provider Identifier (NPI) is 1376695171, issued on Jan 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lizzy Yun-Ling Hsu, MD located?
The NPPES record lists a practice address at 1150 Veterans Blvd, Redwood City, CA, 94063. Phone: (650) 299-2000. Providers update this record themselves, so call before visiting.
How can I verify Lizzy Yun-Ling Hsu, MD's license?
NPPES lists California license number A73445, 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 Lizzy Yun-Ling Hsu, MD prescribe under Medicare Part D?
In 2024, Lizzy Yun-Ling Hsu, MD had 22 Medicare Part D claims for 11 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.