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

Dr. Jeffrey Posner, MD

Individual provider Nephrology Physician · NPI 1326046210

Dr. Jeffrey Posner, MD is a Nephrology in Owings Mills, Maryland. Graduated from State University of New York at Stony Brook, School of Medicine in 1980, 46 years ago. Practices with Mid-Atlantic Nephrology Associates PA, a 58-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
46
Trained at
State University of New York at Stony Brook, 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

25 Crossroads Dr Ste 205
Owings Mills, MD 21117-5533
Phone: (410) 602-7792
Fax: (410) 602-9889
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence D27310 (MD)

Record details

NPI number1326046210
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESSeptember 27, 2022
Certification dateSeptember 27, 2022

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduated 1980 (46 years in practice)
Group practice Mid-Atlantic Nephrology Associates Pa — 58 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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