Individual provider Active NPI

Sarah Siak, PAC MPAS

  • Physician Assistant
  • Kissimmee, FL
National Provider Identifier
1285624726
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA9101340 Issued in FL
Practice address
725 E Oak St
Kissimmee, FL 34744-4591
Phone
(407) 846-7546
Fax
(407) 933-1001
NPI assigned
Oct 26, 2005
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA9101340 FL Primary

Addresses

Primary practice location

725 E Oak St
Kissimmee, FL 34744-4591

Mailing address

PO Box 692049
Orlando, FL 32869-2049
Phone (407) 846-7546

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
I20050507000052 FL Practitioner - Physician Assistant 4587604624 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1410 W Broadway St
Suite 205
Oviedo, FL 32765-6472
Phone (407) 359-2100

80 W Grant St
Suite 117
Orlando, FL 32806-3909
Phone (407) 770-0139

851 Outer Rd
Orlando, FL 32814-6652
Phone (407) 965-0529

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Leavitt Medical Associates of Florida Inc CurrentSince Apr 1, 2007 Accepting new patients
Leavitt Medical Associates of Florida Inc CurrentSince Apr 1, 2007 Accepting new patients
Leavitt Medical Associates of Florida Inc Past Accepting new patients
Leavitt Medical Associates of Florida Inc Past Accepting new patients

Locations

1905 Clint Moore Rd
Ste 103
Boca Raton, FL 33496
Phone (561) 241-4474

151 Southhall Ln
Ste 300
Maitland, FL 32751
Phone (407) 917-7293

80 W Grant St
Ste 117
Orlando, FL 32806
Phone (407) 770-0139

851 Outer Rd
#200
Orlando, FL 32814
Phone (407) 965-0529

851 Outer Rd
Orlando, FL 32814
Phone (407) 965-0529

1410 W Broadway St
Ste 205
Oviedo, FL 32765
Phone (407) 359-2100

1503 Buenos Aires Blvd
Ste 100
The Villages, FL 32159
Phone (352) 753-2812

Networks

  • Optimum HealthCare HMO Network
  • Freedom Health HMO Network

Organizations & group practices 4

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": "1130284800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1285624726",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 692049",
            "city": "ORLANDO",
            "state": "FL",
            "postal_code": "328692049",
            "telephone_number": "407-846-7546",
            "fax_number": "407-933-1001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "725 E OAK ST",
            "city": "KISSIMMEE",
            "state": "FL",
            "postal_code": "347444591",
            "telephone_number": "407-846-7546",
            "fax_number": "407-933-1001"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIAK",
        "first_name": "SARAH",
        "credential": "PAC MPAS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-10-26",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "FL",
            "license": "PA9101340",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Kissimmee, FL

Sources for this page

Verify at the official NPI Registry.