Collaborative Endeavors, LLC
Organization Active NPI Clinical Social Worker · Lee, MA
NPI 1609507680 · NPPES record last updated Nov 11, 2025
Key facts
- NPI
- 1609507680
- Entity type
- Organization (NPI type 2)
- Primary specialty
- Clinical Social Worker 1041C0700X
- Legal business name
- COLLABORATIVE ENDEAVORS, LLC
- Practice address
- 10 Valley St. BLDG D #436
Lee, MA 01238-0436 - Phone
- (413) 358-8752
- NPI assigned
- Jun 21, 2022
- Organization subpart
- No
Authorized official
- Name
- Christina P Marks, LICSW
- Title
- Owner
- Phone
- (413) 358-8752
Practitioners 9
-
Christina P Marks, LICSW
-
April Filchak, MS
-
Christa Sprague, LCSW
-
David Anderegg, PHD
-
Nancy G Kahn, MSW
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in MA
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20231209000302 | MA | Part B Supplier - Clinic/Group Practice | 3274982798 |
Receives reassigned benefits from 4 practitioners Practice locations: Housatonic, MA; Lee, MA; Sheffield, MA |
National Provider Directory
Locations
740 Main St
Unit 1010
Great Barrington, MA 01230
114 Housatonic St
#2
Lee, MA 01238
114 Housatonic St
Ste 2
Lee, MA 01238
Phone (413) 358-8752
51 Church St
Lenox, MA 01240
Phone (413) 637-4009
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Mental Health Counselor |
101YM0800X | |||
| Clinical Social Worker |
1041C0700X | Yes |
Addresses
Primary practice location
10 Valley St. BLDG D #436
Lee, MA 01238-0436
Mailing address
10 Valley St. BLDG D #436
Lee, MA 01238-0436
Phone (413) 358-8752
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0000P11223 | Other | MA | BCBS OF MA |
Other providers in Lee, MA
- Peter E Cerruti
- Christian Counseling and Reconciliation Inc
- Jean F. Clarke-Mitchell
- Terrance Alan Clarke
- Daniel Cohen
- Claudia Ann Colombari
- Community Health Programs
- Thomas Consolati
- Robin Mary Coulehan
- Erin D'Avella
All providers in Lee, MA · Clinical Social Worker in Massachusetts
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Nov 11, 2025. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.