Yin Hsiung Lai, MD
Family Medicine Physician · Upland, CA
Yin Hsiung Lai, MD is a family medicine physician with a practice address in Upland, California, and NPI 1659344943, issued on Feb 8, 2006. Check the license (California A36531, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yin Hsiung Lai
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A36531 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1060 E Foothill Blvd, Upland, CA 91786
- Phone
- (909) 985-0699
- Enumerated
- Feb 8, 2006
- Record last updated
- Aug 5, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (909) 985-2399
- Medicaid ID
- 00A365310 CA
- Entity
- Type 1 · individual
Also registered at 1060 E Foothill Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jalal Badday, M.D.Specialist1013951870
- Ghassan Hadi, M.D.Internal Medicine Physician1558497891
- Rami Hashish, PTPhysical Therapist1053712695
- Gladys Ramirez, FNPFamily Nurse Practitioner1255873238
- Krutika ShahPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1669819140
Verify Yin Hsiung Lai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A36531Check 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
35 Medicare Part D claims, 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.
38 family medicine physician records list a practice address in Upland
They are 38 of the 1,846 NPPES records with a practice address in Upland, and 17,133 family medicine physician records in California.
All 38 in Upland → All 17,133 in California → Every provider in Upland →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Yin Hsiung Lai, MD's NPI number?
Yin Hsiung Lai, MD's National Provider Identifier (NPI) is 1659344943, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Yin Hsiung Lai, MD located?
The NPPES record lists a practice address at 1060 E Foothill Blvd, Upland, CA, 91786. Phone: (909) 985-0699. Providers update this record themselves, so call before visiting.
How can I verify Yin Hsiung Lai, MD's license?
NPPES lists California license number A36531, 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 Yin Hsiung Lai, MD prescribe under Medicare Part D?
In 2024, Yin Hsiung Lai, MD had 35 Medicare Part D claims; 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.