Mary Griggs, MSCP
NPI 1639827579 · Counselor · Greenfield, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Griggs, MSCP is a Counselor provider in Greenfield, MA (NPI 1639827579).
Provider details
- NPI number
- 1639827579
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- MSCP
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-10
- Last updated
- 2022-03-10
- Certified
- 2022-03-10
Frequently asked questions
- What is Mary Griggs's NPI number?
- Mary Griggs's National Provider Identifier (NPI) is 1639827579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Griggs's specialty?
- Mary Griggs is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Griggs located?
- Mary Griggs's practice location on file with NPPES is 102 Main St, Greenfield, MA 01301-3275.
- What is Mary Griggs's phone number?
- The practice phone number listed in the NPPES registry for Mary Griggs is (413) 272-8118.
- Does Mary Griggs accept Medicare?
- Mary Griggs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Griggs's NPI active?
- Yes — Mary Griggs's NPI (1639827579) is active in the NPPES registry as of the last update on 2022-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.