Individual provider Active NPI

Mara Stephanie Leon Sammartino, LCSW

  • Clinical Social Worker
  • Vacaville, CA
National Provider Identifier
1861568081
Registry record updated Sep 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
70176 Issued in CA
Practice address
607 Elmira Rd # 355
Vacaville, CA 95687-4655
Phone
(707) 229-1377
NPI assigned
Nov 28, 2006
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 18, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 70176 CA Primary

Addresses

Primary practice location

607 Elmira Rd # 355
Vacaville, CA 95687-4655

Mailing address

1000 Texas St Ste D
Fairfield, CA 94533-5700
Phone (707) 639-9158

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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 1

Enrollment IDStateProvider typePAC IDDetails
I20190809000415 CA Practitioner - Clinical Social Worker 4486919321 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1164672000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758153600000",
    "number": "1861568081",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 TEXAS ST STE D",
            "city": "FAIRFIELD",
            "state": "CA",
            "postal_code": "945335700",
            "telephone_number": "707-639-9158"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "607 ELMIRA RD # 355",
            "city": "VACAVILLE",
            "state": "CA",
            "postal_code": "956874655",
            "telephone_number": "707-229-1377"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SAMMARTINO",
        "first_name": "MARA",
        "middle_name": "STEPHANIE LEON",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-11-28",
        "last_updated": "2025-09-18",
        "certification_date": "2025-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "70176",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Vacaville, CA

Sources for this page

Verify at the official NPI Registry.