Heather M Gray-Merrill, BCBA
Individual provider Active NPI Behavior Analyst · Milton, DE
NPI 1659987535 · NPPES record last updated Jan 30, 2026
Key facts
- NPI
- 1659987535
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Behavior Analyst 103K00000X
- Practice address
- 311 Union St
Milton, DE 19968-1621 - Phone
- (203) 512-9329
- NPI assigned
- Sep 16, 2020
- Sex
- Female
- Sole proprietor
- Yes
Organizations & group practices 1
Medicare participation
- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
- Medicare enrollment (NPD)
- No
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cusack Applied Behavior Analysis | Behavior Analyst | Current |
Accepting new patients |
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Behavior Analyst | 103K00000X | CT | Yes |
Addresses
Primary practice location
311 Union St
Milton, DE 19968-1621
Mailing address
311 Union St
Milton, DE 19968-1621
Phone (203) 512-9329
Other practice location 1
87 Church Hill Rd
Sandy Hook, CT 06482-1162
Phone (203) 512-9329
Other providers in Milton, DE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jan 30, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.