Individual provider Active NPI

Sierra M Williams

  • Psychiatric/Mental Health Nurse Practitioner
  • Ocala, FL
National Provider Identifier
1164228581
Registry record updated Sep 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
11037914 Issued in FL
Practice address
3200 SW 34TH Ave
Ocala, FL 34474-7456
Phone
(352) 445-1200
NPI assigned
Feb 25, 2025
Last updated
Sep 15, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 15, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X 11037914 FL Primary

Addresses

Primary practice location

3200 SW 34TH Ave
Ocala, FL 34474-7456

Mailing address

PO Box 116
Gulf Hammock, FL 32639-0100

Other practice location 1

725 N 12th Ave Bldg B
Arcadia, FL 34266-8752
Phone (863) 494-1242

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250304001348 FL Practitioner - Nurse Practitioner 2466973722 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
MCR Health IncGroup PAC ID 7214847995, 132 clinicians
Balanced Wellbeing LLCGroup PAC ID 5193021848, 228 clinicians

Practice addresses (Care Compare)

12271 US Hwy 301 N
Parrish, FL 34219-8410
Phone (941) 713-2231

3200 SW 34TH Ave
Suite 701
Ocala, FL 34474-8443
Phone (877) 779-2429

725 N 12TH Ave
B
Arcadia, FL 34266-8752
Phone (863) 494-1242

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
11037914FLMDPsychiatric/Mental Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
MCR Health, Inc. CurrentSince Apr 3, 2025 Accepting new patients
Balanced Wellbeing LLC CurrentSince Mar 3, 2025 Accepting new patients
MCR Health, Inc. CurrentSince Apr 3, 2025 Accepting new patients

Locations

725 N 12th Ave
Bldg B
Arcadia, FL 34266
Phone (863) 494-1242

3200 SW 34th Ave
Ste 701
Ocala, FL 34474
Phone (354) 445-1200

12271 US Highway 301 N
Parrish, FL 34219
Phone (941) 713-2231

Organizations & group practices 3

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": "1740441600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789430400000",
    "number": "1164228581",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 116",
            "city": "GULF HAMMOCK",
            "state": "FL",
            "postal_code": "326390100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3200 SW 34TH AVE",
            "city": "OCALA",
            "state": "FL",
            "postal_code": "344747456",
            "telephone_number": "352-445-1200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "725 N 12th Ave Bldg B",
            "address_purpose": "LOCATION",
            "city": "Arcadia",
            "state": "FL",
            "postal_code": "342668752",
            "country_code": "US",
            "telephone_number": "863-494-1242",
            "fax_number": "863-993-0108",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "SIERRA",
        "middle_name": "M",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-02-25",
        "last_updated": "2026-09-15",
        "certification_date": "2026-09-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "FL",
            "license": "11037914",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ocala, FL

Sources for this page

Verify at the official NPI Registry.