Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Alvin Li

Individual provider Dermatology Physician · NPI 1225531007

Alvin Li is a Dermatology in San Mateo, California. Graduated from Yale University School of Medicine in 2018, 8 years ago. Practices with Csi Medical Group, a 104-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in California and Illinois.

Years since qualifying
8
Trained at
Yale University School of Medicine
Licensed in
CA, IL
In the registry since
2018
Specialties on file
2

Practice location Address checks out

136 N San Mateo Dr Fl 2
San Mateo, CA 94401-2778
Phone: (650) 348-1242
Fax: (650) 348-0788
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 525 South Dr Ste 115, Mountain View, CA 94040-4211 — (650) 969-5600
  • 2420 Samaritan Dr, San Jose, CA 95124-3907 — (408) 369-5600
  • 123 York St Apt 7g, New Haven, CT 06511-5624 — (408) 510-2791
  • 420 E Superior St, Chicago, IL 60611-4494 — (312) 503-7975

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence A176382 (CA)
Dermatology Physician Taxonomy 207N00000X · Licence 125.073474 (IL)

Record details

NPI number1225531007
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 17, 2018
Last updated in NPPESDecember 19, 2023
Certification dateDecember 19, 2023
Mailing address500 N Lake Shore Dr Apt 1404, Chicago, IL 60611-3995

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Csi Medical Group — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in San Mateo