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

Gordon Koon-Man Mak, MD

Individual provider Internal Medicine Physician · NPI 1447330725

Gordon Koon-Man Mak, MD is a Pulmonary Disease in Stanford, California. Qualified in 1995, 31 years ago. Practices with County of San Mateo, a 316-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
31
Licensed in
CA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
Show map & directions

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

Additional practice locations (1)

  • 222 W 39th Ave, San Mateo, CA 94403-4364 — (650) 573-3962

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence A61568 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A61568 (CA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence A61568 (CA)

Record details

NPI number1447330725
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESApril 12, 2024
Certification dateApril 12, 2024

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice County Of San Mateo — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Stanford