Catherine Helen Zwintscher, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

10447 Issued in AZ

Practice address

8405 N Pima Center Pkwy Ste 101
Scottsdale, AZ 85258-4669

Phone

(602) 648-5444

Fax

(602) 772-3801

NPI assigned

Sep 27, 2010

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other names 1

• Catherine Helen Cieslik Former name

Medicare fee-for-service enrollment

Enrolled in AZ

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

Specialty

Physician Assistant

Education

Other, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Orthopedic Specialists of North America PLLCGroup PAC ID 7719014505, 310 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

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.

• Orthopedic Specialists of North America, PLLC

  • Orthopaedic Surgery Physician
  • Phoenix, AZ
  • NPI 1770812828
  Medicare reassignment Care Compare group NPD (past)
• Orthopedic Specialists of North America, PLLC

  • Orthopaedic Surgery Physician
  • Phoenix, AZ
  • NPI 1205158029
  NPD
• Orthopedic Specialists of North America, PLLC

  • Orthopaedic Surgery Physician
  • Gilbert, AZ
  • NPI 1962292870
  NPD

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

{
    "created_epoch": "1285545600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766448000000",
    "number": "1497064398",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 80217",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850600217",
            "telephone_number": "602-385-2115",
            "fax_number": "480-418-3323"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8405 N PIMA CENTER PKWY STE 101",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852584669",
            "telephone_number": "602-648-5444",
            "fax_number": "602-772-3801"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZWINTSCHER",
        "first_name": "CATHERINE",
        "middle_name": "HELEN",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-09-27",
        "last_updated": "2025-12-23",
        "certification_date": "2025-12-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "AZ",
            "license": "10447",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "AZ",
            "license": "10447",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CATHERINE",
            "last_name": "CIESLIK",
            "middle_name": "HELEN",
            "credential": "PA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Kenneth S Zurcher, MD
• Alena M Zurick, M.S., SLP-CF
• Eugene Melvin Zweiback MD, MD
• Noel Adam Zweig, M.D.
• Kenneth James Zwier, MD

• Physician Assistant in Scottsdale, AZ
• Providers in Scottsdale, AZ by specialty
• Physician Assistant in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 23, 2025; 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.