Weiguo Li, M.D.,PH.D.
Family Medicine Physician · Alhambra, CA
Weiguo Li, M.D.,PH.D. is a family medicine physician with a practice address in Alhambra, California, and NPI 1972640142, issued on Jan 30, 2007. Check the license (California A63308, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Weiguo Li
- Credential
- M.D.,PH.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A63308 CA
Self-reported in NPPES; status is on the state search - Practice location
- 25 S Raymond Ave Ste 111, Alhambra, CA 91801
- Phone
- (626) 943-1818
- Enumerated
- Jan 30, 2007
- Record last updated
- Sep 8, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 00A633080 CA
- Medicare enrollment
- Enrolled (PECOS I20101101001545); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1986
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Weiguo Li in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A63308Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average family medicine physician in 2024
5,726 Medicare Part D claims for 208 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Linzess268 claims
- Levocetirizine Dihydrochloride242 claims
- Amlodipine Besylate239 claims
- Vascepa203 claims
- Janumet183 claims
- Clopidogrel180 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): 14.2 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $4,574.04
120 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Weiguo Li among 17,133 family medicine physician records in California
Weiguo Li, M.D.,PH.D. 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
- Graduated1986 · median 2005 among the 10,652 with a school on file
- Record last updated2010 · 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).
26 family medicine physician records list a practice address in Alhambra
They are 26 of the 1,802 NPPES records with a practice address in Alhambra, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Alhambra → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Thelma Buan, M.D.Alhambra, CA 918011568551547
- Justin Chan, M.D.Alhambra, CA 918011003818501
- Luning Chen, M.D.Alhambra, CA 918011306956529
- Corazon Co Thein, MDAlhambra, CA 918011982783502
- Benson Kwee, D.O.Alhambra, CA 918011861811762
- Michael Lam, M.DAlhambra, CA 918011528184587
- Hsiung Lin, M.D.Alhambra, CA 918011740380393
- Than Luu, MDAlhambra, CA 918011750548640
Common questions
What is Weiguo Li, M.D.,PH.D.'s NPI number?
Weiguo Li, M.D.,PH.D.'s National Provider Identifier (NPI) is 1972640142, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Weiguo Li, M.D.,PH.D. located?
The NPPES record lists a practice address at 25 S Raymond Ave Ste 111, Alhambra, CA, 91801. Phone: (626) 943-1818. Providers update this record themselves, so call before visiting.
How can I verify Weiguo Li, M.D.,PH.D.'s license?
NPPES lists California license number A63308, 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 Weiguo Li, M.D.,PH.D. prescribe under Medicare Part D?
In 2024, Weiguo Li, M.D.,PH.D. had 5,726 Medicare Part D claims for 208 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Weiguo Li, M.D.,PH.D.'s MIPS final score?
The 2023 MIPS final score is 14.2 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.