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

Dr. Tony A Knapp, DC

Individual provider Chiropractor · NPI 1942237904

Dr. Tony A Knapp, DC is a Chiropractic in Sterling, Virginia. Graduated from National College of Chiropractic in 1998, 28 years ago. Accepts Medicare assignment. Licensed in Rhode Island and Virginia.

Years since qualifying
28
Trained at
National College of Chiropractic
Licensed in
RI, VA
In the registry since
2006
Specialties on file
2
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

21430 Cedar Dr Ste 226
Sterling, VA 20164-8697
Phone: (703) 444-3870
Fax: (703) 430-5762
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 0104556607 (VA)
Chiropractor Taxonomy 111N00000X · Licence DCP00438 (RI)

Record details

NPI number1942237904
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedJune 27, 2006
Last updated in NPPESMay 30, 2024
Certification dateMay 30, 2024

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolNATIONAL COLLEGE OF CHIROPRACTIC
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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