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

Marzena Gryczewski, APRN

Individual provider Nurse Practitioner · NPI 1548500663

Marzena Gryczewski, APRN is a Nurse Practitioner in Newington, Connecticut. Qualified in 2011, 15 years ago. Practices with Hartford Hospital, a 1,040-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
15
Licensed in
CT
In the registry since
2013
Specialties on file
2
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

555 Willard Ave # 506
Newington, CT 06111-2631
Phone: (860) 256-1553
Fax: (860) 667-6799
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 004919 (CT)
Nurse Practitioner Taxonomy 363L00000X · Licence 004919 (CT)

Record details

NPI number1548500663
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedFebruary 27, 2013
Last updated in NPPESApril 7, 2023
Certification dateApril 7, 2023
Mailing address555 Willard Ave # 506, Newington, CT 06111-2631

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Hartford Hospital — 1040 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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