Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Maria Pilar Oria, PHD, RD

Individual provider Registered Dietitian · NPI 1225757321

Dr. Maria Pilar Oria, PHD, RD is a Registered Dietitian OR Nutrition Professional in Silver Spring, Maryland. Qualified in 1995, 31 years ago. Practices with Menon Medical Center LLC, a 2-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
31
Licensed in
MD
In the registry since
2022
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

1431 Crestridge Dr
Silver Spring, MD 20910-1535
Phone: (202) 964-1095
Fax: (888) 855-7803
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence DX5745 (MD)

Record details

NPI number1225757321
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , RD
Sole proprietorNo
NPI enumeratedAugust 23, 2022
Last updated in NPPESAugust 23, 2022
Certification dateAugust 23, 2022
Mailing address1431 Crestridge Dr, Silver Spring, MD 20910-1535

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice Menon Medical Center Llc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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