Mollie Sigler, APRN, FNP-C

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

1246231 Issued in TX

Practice address

9835 N Lake Creek Pkwy
Austin, TX 78717-6210

Phone

(737) 229-2000

NPI assigned

Aug 19, 2026

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Not enrolled

Practice roles

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.

• Texas Children'S Physician Group

  • Pediatrics Physician
  • Houston, TX
  • NPI 1861675506
  NPD (past)

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

{
    "created_epoch": "1787097600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787097600000",
    "number": "1851207013",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9817 N LAKE CREEK PKWY",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787176106"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9835 N LAKE CREEK PKWY",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787176210",
            "telephone_number": "737-229-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9817 N Lake Creek Pkwy",
            "address_purpose": "LOCATION",
            "city": "Austin",
            "state": "TX",
            "postal_code": "787176106",
            "country_code": "US",
            "telephone_number": "737-289-7100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIGLER",
        "first_name": "MOLLIE",
        "credential": "APRN, FNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-08-19",
        "last_updated": "2026-08-19",
        "certification_date": "2026-08-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "TX",
            "license": "1246231",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mayra Sigala-Ramon, LPC-S
• Irma A Sigala, PT
• Mara Alejandra Sigalos-Rivera, MD
• John Tucker Sigalos, MD
• Donovan H Sigerfoos, DO
• Signature Smiles, P.a.,
• Signature Therapeutic Services
• Kelly Marie Signer, LPC, NCC
• Significo, Inc
• Sigway

• Family Nurse Practitioner in Austin, TX
• Providers in Austin, TX by specialty
• Family Nurse Practitioner in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 2026; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.