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

Mark Chester Zielonka, RPH

Individual provider Ambulatory Care Pharmacist · NPI 1679178487

Mark Chester Zielonka, RPH is an Ambulatory Care Pharmacist in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2020.

Licensed in
MA
In the registry since
2020
What do these letters mean?
RPH — Registered Pharmacist
A pharmacist licensed by a state board.

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Practice location Address checks out

115 Stafford St
Worcester, MA 01603-1440
Phone: (508) 753-3297
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ambulatory Care Pharmacist (primary) Taxonomy 1835P2201X · Licence PH24012 (MA)

Record details

NPI number1679178487
Entity typeIndividual (Type 1)
GenderMale
Credentials RPH
Sole proprietorNo
NPI enumeratedDecember 1, 2020
Last updated in NPPESDecember 1, 2020
Certification dateDecember 1, 2020

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