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ALLEGRA MONTECALVO APRN, FNP
NPI 1528795002
Nurse Practitioner - Family in North Chelmsford, MA

Active since August 04, 2022PECOS EnrolledAccepts Medicare Assignment
20 RESEARCH PL STE 120, NORTH CHELMSFORD, MA 01863(508) 244-7315(978) 788-7954 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 9, 2026, Aug 4, 2022 (2 updates tracked since 2022).

About Allegra Montecalvo Aprn, Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALLEGRA MONTECALVO APRN, FNP (NPI 1528795002) is an individual family provider in North Chelmsford, Massachusetts, licensed in Massachusetts (RN2316018) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1528795002
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameALLEGRA MONTECALVOCredential: APRN, FNP
Location Address20 RESEARCH PL STE 120North Chelmsford, MA 01863-2455
Mailing Address20 Research PlNorth Chelmsford, MA 01863-2454 · (508) 244-7315 · Fax (978) 788-7954
Phone(508) 244-7315
Fax(978) 788-7954
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateAugust 4, 2022
Last NPPES UpdateJuly 9, 20262 updates tracked since enumeration
NPPES CertifiedJuly 9, 2026
✔ NPI 1528795002 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MA · RN2316018
Also ListedRegistered NurseTaxonomy 163W00000X · License RN2316018 (MA)
20 RESEARCH PL STE 120, North Chelmsford, MA 01863
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Allegra Montecalvo Aprn, Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7719458611
PECOS Enrollment IDI20260602000468
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Allegra Montecalvo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lgh Medical Group, Inc.
1.9 mi
Anesthesiology
295 VARNUM AVE
Lowell, MA 01854
  • Reassigned Medicare billing, Massachusetts enrollment
  • 220 clinicians in this Medicare group
NPI 1770763880 (978) 937-6350

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01863 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Allegra Montecalvo's NPI number?

The NPI number for Allegra Montecalvo is 1528795002. It was assigned to this individual provider in the NPPES registry on August 4, 2022.

Where is Allegra Montecalvo located?

Allegra Montecalvo practices at 20 Research Pl Ste 120, North Chelmsford, MA 01863. The listed phone number is (508) 244-7315.

What is Allegra Montecalvo's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Allegra Montecalvo enrolled in Medicare?

Yes. Allegra Montecalvo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Allegra Montecalvo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allegra Montecalvo reassigns Medicare benefits to Lgh Medical Group, Inc. (Lowell, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Allegra Montecalvo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Allegra Montecalvo was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.