Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. David J Derosier Jr., ACNPC-AG, CPNP-AC

Individual provider Pediatric Nurse Practitioner · NPI 1053935072

Mr. David J Derosier Jr., ACNPC-AG, CPNP-AC is a Nurse Practitioner in Worcester, Massachusetts. Qualified in 2019, 7 years ago. Practices with Hospitalist Physicians of Massachusetts PC, a 85-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
7
Licensed in
MA
In the registry since
2020
Specialties on file
3
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Practice location Address checks out

55 Lake Ave N Pediatric Critical Care
Worcester, MA 01655-0002
Phone: (774) 442-2164
Fax: (774) 443-2062
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 300 Longwood Ave, Boston, MA 02115-5724 — (617) 355-6000
  • 119 Belmont St, Worcester, MA 01605-2903 — (774) 441-6468
  • 123 Summer St, Worcester, MA 01608-1216 — (508) 363-5000
  • 55 Lake Ave N, Worcester, MA 01655-0002 — (774) 441-6468

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence RN269379 (MA)
Pediatric Nurse Practitioner Taxonomy 363LP0200X · Licence RN269379 (MA)
Nurse Practitioner Taxonomy 363L00000X · Licence RN269379 (MA)

Record details

NPI number1053935072
Entity typeIndividual (Type 1)
GenderMale
Credentials ACNPC-AG , CPNP-AC
Sole proprietorNo
NPI enumeratedJune 5, 2020
Last updated in NPPESDecember 12, 2025
Certification dateDecember 12, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Hospitalist Physicians Of Massachusetts Pc — 85 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Worcester