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DIANE E GRASSO NP
NPI 1417965765
Nurse Practitioner - Family in Athol, MA

Active since August 03, 2006PECOS Enrolled
201 S MAIN ST STE 1, ATHOL, MA 01331(978) 249-0099(978) 249-7227 Get Directions Write a Review

NPPES record last updated: May 24, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Diane E Grasso Np NPPES

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

DIANE E GRASSO NP (NPI 1417965765) is an individual family provider in Athol, Massachusetts, licensed in Massachusetts (191199) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417965765
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDIANE E GRASSOCredential: NP
Location Address201 S MAIN ST STE 1Athol, MA 01331-2117
Mailing Address201 S Main St Ste 1Athol, MA 01331-2117 · (978) 249-0099 · Fax (978) 249-7227
Phone(978) 249-0099
Fax(978) 249-7227
Sole ProprietorNo
Enumeration DateAugust 3, 2006
Last NPPES UpdateMay 24, 2016
✔ NPI 1417965765 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 · 191199
Also ListedFamily MedicineTaxonomy 207Q00000X · License 191199 (MA)
201 S MAIN ST STE 1, Athol, MA 01331
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Other Names 1

Other Name (5)Diane E Tellier

Other Identifiers 1

Medicare UPIN000224901

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diane E Grasso Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Diane Grasso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Medical Director Services PC
353 mi
Geriatric Medicine
11974 EDGEHILL TERRACE RD
Princess Anne, MD 21853
  • Reassigned Medicare billing, Massachusetts enrollment
  • 7 clinicians in this Medicare group
NPI 1871955807 (212) 734-6621

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 01331 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers28 claims93 services$4.77 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Diane Grasso's NPI number?

The NPI number for Diane Grasso is 1417965765. It was assigned to this individual provider in the NPPES registry on August 3, 2006. The provider is also known as Diane E Tellier.

Where is Diane Grasso located?

Diane Grasso practices at 201 S Main St Ste 1, Athol, MA 01331. The listed phone number is (978) 249-0099.

What is Diane Grasso's specialty?

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

Is Diane Grasso enrolled in Medicare?

Yes. Diane Grasso is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diane Grasso's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Grasso reassigns Medicare benefits to Medical Director Services PC (Princess Anne, MD). 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 Diane Grasso'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 Diane Grasso was last updated on May 24, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.