Active NPI
Denise Sillman
- Occupational Therapy Assistant
- Brooklyn, NY
National Provider Identifier
1649100660
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Occupational Therapy Assistant
- License
- 011822
- Practice address
- 2579 Ocean Ave FL 3
Brooklyn, NY 11229-4552 - Phone
- (646) 780-0926
- NPI assigned
- May 21, 2026
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Occupational Therapy Assistant | 224Z00000X | 011822 | NY | Primary |
Addresses
Primary practice location
2579 Ocean Ave FL 3
Brooklyn, NY 11229-4552
Mailing address
645 W 239TH St Apt 4F
Bronx, NY 10463-1272
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Acds | Multi-Specialty | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1779321600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785456000000",
"number": "1649100660",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "645 W 239TH ST APT 4F",
"city": "BRONX",
"state": "NY",
"postal_code": "104631272"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2579 OCEAN AVE FL 3",
"city": "BROOKLYN",
"state": "NY",
"postal_code": "112294552",
"telephone_number": "646-780-0926"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SILLMAN",
"first_name": "DENISE",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2026-05-21",
"last_updated": "2026-07-31",
"certification_date": "2026-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "224Z00000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Occupational Therapy Assistant",
"state": "NY",
"license": "011822",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Brooklyn, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.