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

Michael K Polnerow, DO

Individual provider Nephrology Physician · NPI 1881680023

Michael K Polnerow, DO is a Nephrology Physician in Wilmington, Delaware. Licensed in Delaware and Maryland. Registered with an NPI since 2005.

Licensed in
DE, MD
In the registry since
2005
Specialties on file
2
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

701 N Clayton St Ste 401 ST Francis Medical Services Bldg
Wilmington, DE 19805-3165
Phone: (302) 421-9411
Fax: (302) 421-9460
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence C2-0002419 (DE)
Nephrology Physician Taxonomy 207RN0300X · Licence H0038383 (MD)

Record details

NPI number1881680023
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 22, 2005
Last updated in NPPESJune 15, 2011

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