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

Maria Tadic, RD

Individual provider Registered Dietitian · NPI 1427436062

Maria Tadic, RD is a Registered Dietitian OR Nutrition Professional in Fairfax, Virginia. Qualified in 2013, 13 years ago. Practices with Inova Health Care Services, a 1,827-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth.

Years since qualifying
13
In the registry since
2015
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

3580 Joseph Siewick Dr Ste 205
Fairfax, VA 22033-1764
Phone: (703) 620-3211
Fax: (703) 620-3215
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3620 Joseph Siewick Dr, Fairfax, VA 22033-1756 — (703) 620-3211

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 86001017

Record details

NPI number1427436062
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedMay 15, 2015
Last updated in NPPESJuly 14, 2026
Certification dateJuly 14, 2026
Mailing address3580 Joseph Siewick Dr Ste 205, Fairfax, VA 22033-1764

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Inova Health Care Services — 1827 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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