Individual provider Active NPI

Rylee Cassidy Zimmer, LCSW, LMSW, LGSW

  • Social Worker
  • Boston, MA
National Provider Identifier
1205693686
Registry record updated Mar 4, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
228899 Issued in MA
Practice address
850 Harrison Ave
Boston, MA 02118-4001
Phone
(617) 414-4642
NPI assigned
Mar 4, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 4, 2024

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X LGSW DC
Social Worker 104100000X 31166 MD
Social Worker 104100000X 228899 MA Primary

Addresses

Primary practice location

850 Harrison Ave
Boston, MA 02118-4001

Mailing address

443 New York Ave NW Apt 905
Washington, DC 20001-4865
Phone (940) 456-0612

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA, MD3 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20260109001338 DC Practitioner - Clinical Social Worker 5799261731 Reassigns benefits to 1 organization
I20260129003946 VA Practitioner - Clinical Social Worker 5799261731 Reassigns benefits to 1 organization
I20260618001240 MD Practitioner - Clinical Social Worker 5799261731 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2022
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

PO Box
Pittsburgh, PA 15251

PO Box
Suite 200680
Pittsburgh, PA 15262

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LGSWDCMDSocial Worker
228899MAMDSocial Worker
31166MDMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Columbia Associates in Psychiatry PC Social Worker CurrentSince Dec 17, 2025 Accepting new patients

Locations

10400 Little Patuxent Pkwy
Columbia, MD 21044
Phone (321) 422-7157

24560 Southpoint Dr
Ste 260
Aldie, VA 20105
Phone (571) 248-7472

2800 Eisenhower Ave
Ste 200
Alexandria, VA 22314
Phone (703) 562-9220

2501 N Glebe Rd
Ste 303
Arlington, VA 22207
Phone (703) 485-9519

2960 Sleepy Hollow Rd
Falls Church, VA 22044
Phone (703) 304-7764

24440 Stone Springs Blvd
Sterling, VA 20166
Phone (571) 206-8696

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": "1709510400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1709510400000",
    "number": "1205693686",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "443 NEW YORK AVE NW APT 905",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200014865",
            "telephone_number": "940-456-0612"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "850 HARRISON AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021184001",
            "telephone_number": "617-414-4642"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZIMMER",
        "first_name": "RYLEE",
        "middle_name": "CASSIDY",
        "credential": "LCSW, LMSW, LGSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-03-04",
        "last_updated": "2024-03-04",
        "certification_date": "2024-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "DC",
            "license": "LGSW",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "MD",
            "license": "31166",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "MA",
            "license": "228899",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.