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

Alan Eih Chih Thong, MD

Individual provider Surgery Physician · NPI 1689835738

Alan Eih Chih Thong, MD is an Urology in Stanford, California. Graduated from University of Chicago, Pritzker School of Medicine in 2008, 18 years ago. Practices with Stanford Health Care, a 3,085-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California and New York.

Years since qualifying
18
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
CA, NY
In the registry since
2008
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

300 Pasteur Dr Mc 5118
Stanford, CA 94305-2200
Phone: (650) 723-1288
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence A109039 (CA)
Surgery Physician Taxonomy 208600000X · Licence A109039 (CA)
Urology Physician Taxonomy 208800000X · Licence 274598 (NY)

Record details

NPI number1689835738
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2008
Last updated in NPPESMarch 13, 2024
Certification dateMarch 13, 2024
Mailing address300 Pasteur Dr, Stanford, CA 94305-2200

Medicare enrollment

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

Medicare specialtyUROLOGY
Also practisesGENERAL SURGERY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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