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

Christopher David Vercammen-Grandjean, MD

Individual provider Internal Medicine Physician · NPI 1942543699

Christopher David Vercammen-Grandjean, MD is an Internal Medicine in Orange, California. Graduated from University of California, San Francisco School of Medicine in 2013, 13 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
13
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2013
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

563 S Kensington Rd
Orange, CA 92869-5147
Phone: (619) 865-9156
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A135720 (CA)

Record details

NPI number1942543699
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 1, 2013
Last updated in NPPESJuly 13, 2026
Certification dateJuly 13, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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