Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Zachary S Rega-Oliveira, DNP, APRN-BC

Individual provider Registered Nurse · NPI 1366879637

Dr. Zachary S Rega-Oliveira, DNP, APRN-BC is a Nurse Practitioner in Mansfield, Massachusetts. Qualified in 2024, 2 years ago. Practices as a sole proprietor and works from 3 locations. Licensed in Massachusetts and Rhode Island.

Years since qualifying
2
Licensed in
MA, RI
In the registry since
2013
Specialties on file
4
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

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Practice location Address checks out

158 Copeland Dr
Mansfield, MA 02048-1225
Phone: (401) 474-9660
Fax: (866) 676-6444
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 34 N Pearl St, Brockton, MA 02301-1708 — (508) 408-9200
  • 372 Chandler St, Worcester, MA 01602-3300 — (508) 779-7767

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence APRN02737 (RI)
Registered Nurse Taxonomy 163W00000X · Licence RN52124 (RI)
Registered Nurse Taxonomy 163W00000X · Licence RN2288980 (MA)
Nurse Practitioner Taxonomy 363L00000X · Licence RN2288980 (MA)

Record details

NPI number1366879637
Entity typeIndividual (Type 1)
GenderMale
Credentials DNP , APRN-BC
Sole proprietorYes
NPI enumeratedOctober 2, 2013
Last updated in NPPESJune 2, 2026
Certification dateJune 2, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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