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

Allison M Grimaldo, NP

Individual provider Family Nurse Practitioner · NPI 1205571726

Allison M Grimaldo, NP is a Nurse Practitioner in Worcester, Massachusetts. Qualified in 2021, 5 years ago. Practices with Reliant Medical Group Inc, a 638-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
5
Licensed in
MA
In the registry since
2022
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

5 Neponset St
Worcester, MA 01606-2714
Phone: (508) 425-5566
Fax: (508) 368-6590
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence RN2309614 (MA)

Record details

NPI number1205571726
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedApril 29, 2022
Last updated in NPPESMarch 31, 2026
Certification dateMarch 31, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Reliant Medical Group Inc — 638 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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