Marsha Hillary Onan, M.D.

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

K3623 Issued in TX

Practice address

11111 Research Blvd
Suite 220
Austin, TX 78759-5264

Phone

(512) 324-6755

Fax

(512) 324-6753

NPI assigned

Aug 11, 2005

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

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/BDDGCA

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.

• Austin Pediatric Ophthalmology and Strabismus PA

  • Ophthalmology Physician
  • Austin, TX
  • NPI 1770697088
  NPD (past)

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

{
    "created_epoch": "1123718400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1345075200000",
    "number": "1376545186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1600 W 38TH ST",
            "address_2": "SUITE 320",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787316400",
            "telephone_number": "512-324-3310",
            "fax_number": "512-324-3311"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11111 RESEARCH BLVD",
            "address_2": "SUITE 220",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787595264",
            "telephone_number": "512-324-6755",
            "fax_number": "512-324-6753"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONAN",
        "first_name": "MARSHA",
        "middle_name": "HILLARY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-08-11",
        "last_updated": "2012-08-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "TX",
            "license": "K3623",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "117115905",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Omnisyn Health, LLC
• Omnisyn, LLC
• Ololade Omokpo
• Omowaleola Omosebi, PHARMD
• Richard Sean Omsberg, PA
• Okay Atilla Onan, M.D.
• Oncall Emergency Center Circle C LLC
• Oncology Pharmacy Services, Inc
• Oncology Pharmacy Services, Inc
• Oncology Pharmacy Services, Inc

• Ophthalmology Physician in Austin, TX
• Providers in Austin, TX by specialty
• Ophthalmology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 16, 2012; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.