Allison M. Grimaldo, NP
Family Nurse Practitioner · Worcester, MA
Allison M. Grimaldo, NP is a family nurse practitioner with a practice address in Worcester, Massachusetts, and NPI 1205571726, issued on Apr 29, 2022. Check the license (Massachusetts RN2309614, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Allison M. Grimaldo
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN2309614 MA
Self-reported in NPPES; status is on the state search - Practice location
- 5 Neponset St, Worcester, MA 01606
- Phone
- (508) 425-5566
- Enumerated
- Apr 29, 2022
- Record last updated
- Mar 31, 2026
- Fax
- (508) 368-6590
- Medicare enrollment
- Enrolled (PECOS I20221025000295); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 5 Neponset St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kern Bayard, MDInternal Medicine Physician1699777888
- Wendy Bergman, MDInternal Medicine Physician1083674451
- Irene Blair, NPNurse Practitioner1558337824
Verify Allison M. Grimaldo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2309614Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average family nurse practitioner in 2024
348 Medicare Part D claims for 170 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Fluticasone Propionate37 claims
- Atorvastatin Calcium17 claims
- Albuterol Sulfate Hfa16 claims
- Lisinopril14 claims
- Omeprazole14 claims
- Amoxicillin-Clavulanate Potass13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Reliant Medical Group IncWorcesteer, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allison M. Grimaldo among 4,724 family nurse practitioner records in Massachusetts
Allison M. Grimaldo, NP is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 72% of them.
- NPI issued2022 · 72% of these records are older, 21% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2021 · median 2019 among the 2,704 with a school on file
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
177 family nurse practitioner records list a practice address in Worcester
They are 177 of the 13,166 NPPES records with a practice address in Worcester, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Worcester → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Ifeoma Asiegbu, CNP, FNP, RNWorcester, MA 016061174117444
- Nicole Barr, NPWorcester, MA 016061700524873
- Sylvia DarkoWorcester, MA 016061922742030
- Savanna Giotas, FNP-BCWorcester, MA 016061952911182
- Danielle Harn, NPWorcester, MA 016061023703436
- Farrell Jolly, A.P.R.N., D.C.Worcester, MA 016061780876094
- Nancyver Lafleur-OmelerWorcester, MA 016061497445019
- Courteney LindbergWorcester, MA 016061467277582
Common questions
What is Allison M. Grimaldo, NP's NPI number?
Allison M. Grimaldo, NP's National Provider Identifier (NPI) is 1205571726, issued on Apr 29, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Allison M. Grimaldo, NP located?
The NPPES record lists a practice address at 5 Neponset St, Worcester, MA, 01606. Phone: (508) 425-5566. Providers update this record themselves, so call before visiting.
How can I verify Allison M. Grimaldo, NP's license?
NPPES lists Massachusetts license number RN2309614, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Allison M. Grimaldo, NP prescribe under Medicare Part D?
In 2024, Allison M. Grimaldo, NP had 348 Medicare Part D claims for 170 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.