GRANT CAMERON MAREAN
NPI 1376879239
Counselor in Falmouth, MA
About Grant Cameron Marean NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRANT CAMERON MAREAN (NPI 1376879239) is an individual counselor in Falmouth, Massachusetts and active in the NPI registry since October 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses 2
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
Grant Cameron Marean 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.
Medicare Billing Reassignments
2Medicare enrollment records show Grant Marean reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Falmouth, MA 02540
- Reassigned Medicare billing, Massachusetts enrollment
- 44 clinicians in this Medicare group
New Bedford, MA 02740
- Reassigned Medicare billing, Massachusetts enrollment
- 99 clinicians in this Medicare group
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.
FALMOUTH, MA 02540
FALMOUTH, MA 02540
FALMOUTH, MA 02540
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 Grant Marean's NPI number?
The NPI number for Grant Marean is 1376879239. It was assigned to this individual provider in the NPPES registry on October 28, 2009.
Where is Grant Marean located?
Grant Marean practices at 200 Ter Heun Dr, Falmouth, MA 02540. The listed phone number is (508) 540-6550.
What is Grant Marean's specialty?
The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.
Is Grant Marean enrolled in Medicare?
Yes. Grant Marean 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 organizations bill Medicare for Grant Marean's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grant Marean reassigns Medicare benefits to 2 organizations: Gosnold, Inc. (Falmouth, MA) and High Point Treatment Center Inc. (New Bedford, MA). Each 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 Grant Marean'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 Grant Marean was last updated on October 28, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Grant Cameron Marean · NPI 1376879239
Counselor provider in Falmouth, Massachusetts. Individual provider, active in the CMS NPPES registry since October 28, 2009.
## Identity
- **NPI:** 1376879239 (Entity type: Individual)
- **Enumerated:** October 28, 2009
- **Primary specialty:** Counselor · taxonomy 101Y00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 200 TER HEUN DR, Falmouth, MA 02540-2525
- **Phone:** (508) 540-6550 · **Fax:** (508) 540-7480
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Gosnold, Inc. (NPI 1639219314, Falmouth, MA); High Point Treatment Center Inc. (NPI 1518996354, New Bedford, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** October 28, 2009
---
Source: [NPI Profile](https://npiprofile.com/npi/1376879239) · Data from the CMS NPPES public registry.