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

Dr. Mary A Pieprzak, MD

Individual provider Nephrology Physician · NPI 1326046202

Dr. Mary A Pieprzak, MD is a Nephrology in Columbia, Maryland. Graduated from State University of New York at Buffalo School of Medicine in 1989, 37 years ago. Practices with Mid-Atlantic Nephrology Associates PA, a 58-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
37
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
MD
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5999 Harpers Farm Rd Ste W250
Columbia, MD 21044-3017
Phone: (410) 772-8822
Fax: (410) 772-9274
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence D50616 (MD)

Record details

NPI number1326046202
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESJanuary 22, 2025
Certification dateJanuary 22, 2025

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Mid-Atlantic Nephrology Associates Pa — 58 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Columbia