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

Juan David De la Ossa, DO

Individual provider Gastroenterology Physician · NPI 1700382579

Juan David De la Ossa, DO is a Gastroenterology in Lansdowne, Virginia. Qualified in 2018, 8 years ago. Practices with Gastroenterology Associates VA, LLC, a 52-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
8
Licensed in
VA
In the registry since
2018
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

19455 Deerfield Ave Ste 201
Lansdowne, VA 20176-8102
Phone: (703) 723-3670
Fax: (877) 325-2018
Show map & directions

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

Additional practice locations (2)

  • 24430 Stone Springs Blvd Ste 250, Dulles, VA 20166-2268 — (703) 723-3670
  • 19455 Deerfield Ave Ste 205, Lansdowne, VA 20176-8102 — (703) 723-3670

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 0102208455 (VA)

Record details

NPI number1700382579
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 2, 2018
Last updated in NPPESFebruary 5, 2026
Certification dateFebruary 5, 2026
Mailing addressOne Gi Credentialing Department, Po Box 381468, Germantown, TN 38183-1468

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Gastroenterology Associates Va, Llc — 52 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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