Active NPI
Dylan Marks
- Clinical Social Worker
- New York, NY
National Provider Identifier
1013396233
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 087863
- Practice address
- 303 5TH Ave RM 1515
New York, NY 10016-6675 - Phone
- (917) 971-5433
- NPI assigned
- May 20, 2015
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 087863 | NY | Primary |
Addresses
Primary practice location
303 5TH Ave RM 1515
New York, NY 10016-6675
Mailing address
303 5TH Ave RM 1515
New York, NY 10016-6675
Phone (917) 971-5433
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20190430000492 | NY | Practitioner - Clinical Social Worker | 2961744677 | Practice locations: New York, NY |
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2015
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
303 5TH Ave
RM 1515
New York, NY 10016-6675
Phone (917) 971-5433
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 087863 | NY | MD | Clinical Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1432080000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759708800000",
"number": "1013396233",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "303 5TH AVE RM 1515",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100166675",
"telephone_number": "917-971-5433"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "303 5TH AVE RM 1515",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100166675",
"telephone_number": "917-971-5433"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MARKS",
"first_name": "DYLAN",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2015-05-20",
"last_updated": "2025-10-06",
"certification_date": "2025-10-06",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "NY",
"license": "087863",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in New York, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 6, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.