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

Robert Roy Christoff, DO

Individual provider Family Medicine Physician · NPI 1396671079

Robert Roy Christoff, DO is a Family Medicine Physician in Fairfax, Virginia. Licensed in Virginia. Registered with an NPI since 2026.

Licensed in
VA
In the registry since
2026
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3650 Joseph Siewick Dr
Fairfax, VA 22033-1710
Phone: (703) 391-2020
Fax: (703) 264-9861
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Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 0116042211 (VA)

Record details

NPI number1396671079
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 22, 2026
Last updated in NPPESJune 22, 2026
Certification dateJune 22, 2026
Mailing address3650 Joseph Siewick Dr, Fairfax, VA 22033-1710

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