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MARY KATELYN GRIGGS MSCP
NPI 1639827579
Counselor in Greenfield, MA

Active since March 10, 2022PECOS EnrolledAccepts Medicare Assignment
102 MAIN ST, GREENFIELD, MA 01301(413) 272-8118 Get Directions Write a Review

NPPES record last updated: March 10, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Mary Katelyn Griggs Mscp NPPES

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

MARY KATELYN GRIGGS MSCP (NPI 1639827579) is an individual counselor in Greenfield, Massachusetts and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1639827579
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameMARY KATELYN GRIGGSCredential: MSCP
Location Address102 MAIN STGreenfield, MA 01301-3275
Mailing Address91 Fenton RdMonson, MA 01057-9613 · (413) 272-8118
Phone(413) 272-8118
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 10, 2022
NPPES CertifiedMarch 10, 2022
✔ NPI 1639827579 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
102 MAIN ST, Greenfield, MA 01301
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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

Mary Katelyn Griggs Mscp 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 ID3971955212
PECOS Enrollment IDI20240123000320
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 Mary Griggs reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Center For Human Development, Inc.
32 mi
Community/Behavioral Health
332 BIRNIE AVE
Springfield, MA 01107
  • Reassigned Medicare billing, Massachusetts enrollment
  • 87 clinicians in this Medicare group
NPI 1912099219 (413) 733-6624

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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LYDIA FOX
Counselor (Mental Health)
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (844) 243-4357
MOHAMED ELOBAID
Dentist
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 325-8500
SARAH ELIZABETH RURY NP
Nurse Practitioner (Family)
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 325-8500
SARA W ATIA
Counselor
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 733-6624
NUK THANN BA LEGAL STUDIES
Case Manager/Care Coordinator
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 774-6252
AUTUMN MERCIER
Peer Specialist
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 262-0193
AUNDREA MARSCHOUN
Student in an Organized Health Care Education/Training Program
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (844) 243-4357
SABRINA CARLOS
Counselor
102 MAIN ST
GREENFIELD, MA 01301
Franklin County (413) 774-6252

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 Mary Griggs's NPI number?

The NPI number for Mary Griggs is 1639827579. It was assigned to this individual provider in the NPPES registry on March 10, 2022.

Where is Mary Griggs located?

Mary Griggs practices at 102 Main St, Greenfield, MA 01301. The listed phone number is (413) 272-8118.

What is Mary Griggs's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

Is Mary Griggs enrolled in Medicare?

Yes. Mary Griggs 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 Mary Griggs's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Griggs reassigns Medicare benefits to Center For Human Development, Inc. (Springfield, 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 Mary Griggs'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 Mary Griggs was last updated on March 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.