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

Mrs. Jennifer Maria Niznikiewicz, PA

Individual provider Physician Assistant · NPI 1043338585

Mrs. Jennifer Maria Niznikiewicz, PA is a Physician Assistant in Mineola, New York. Qualified in 2002, 24 years ago. Practices with East Post Road Medical Services PC, a 415-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
24
Licensed in
NY
In the registry since
2007
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

259 1st St
Mineola, NY 11501-3957
Phone: (516) 663-8700
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 008976 (NY)

Record details

NPI number1043338585
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorYes
NPI enumeratedMarch 26, 2007
Last updated in NPPESNovember 2, 2016

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice East Post Road Medical Services Pc — 415 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Mineola