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

Dr. Jeremias C Tan, MD

Individual provider Gastroenterology Physician · NPI 1699723213

Dr. Jeremias C Tan, MD is an Internal Medicine in Fairfax, Virginia. Graduated from George Washington University School of Medicine in 1999, 27 years ago. Practices with Gastroenterology Associates of Northern Virginia, LLC, a 97-clinician group, works from 5 locations, accepts Medicare assignment and offers telehealth. Licensed in Virginia.

Years since qualifying
27
Trained at
George Washington University School of Medicine
Licensed in
VA
In the registry since
2006
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

3700 Joseph Siewick Dr Ste 308
Fairfax, VA 22033
Phone: (703) 698-8960
Fax: (647) 646-4744
Show map & directions

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

Additional practice locations (4)

  • 3914 Centreville Rd Ste 350, Chantilly, VA 20151-3289 — (703) 716-8700
  • 3028 Javier Rd Ste 500, Fairfax, VA 22031-4622 — (703) 698-8960
  • 3022 Williams Dr, Fairfax, VA 22031-4600 — (703) 698-8960
  • 100 Elden St Ste 10, Herndon, VA 20170-4833 — (703) 698-8960

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 0101239223 (VA)

Record details

NPI number1699723213
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 5, 2006
Last updated in NPPESMarch 7, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Gastroenterology Associates Of Northern Virginia, Llc — 97 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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