Callie Ann Knorr

Primary specialty

Urogynecology and Reconstructive Pelvic Surgery (Urology) PhysicianTaxonomy code 2088F0040X

License

5601011685 Issued in MI

Practice address

4055 Cascade Rd SE
Grand Rapids, MI 49546-2149

Phone

(616) 252-7200

NPI assigned

Jan 9, 2022

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.

Specialty

Physician Assistant

Education

University of Toledo College of Medicine, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: callie.knorr.1@29212.direct.athenahealth.com

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.

• Derbala Institute for Reproductive Immunology, PLLC

  • Obstetrics Physician
  • Harper Woods, MI
  • NPI 1114687225

  Obstetrics & Gynecology

  NPD
• Lima Memorial Joint Operating Company

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)

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

{
    "created_epoch": "1641686400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788912000000",
    "number": "1033870274",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5900 BYRON CENTER AVE SW",
            "city": "WYOMING",
            "state": "MI",
            "postal_code": "495199606"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4055 CASCADE RD SE",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495462149",
            "telephone_number": "616-252-7200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNORR",
        "first_name": "CALLIE",
        "middle_name": "ANN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-01-09",
        "last_updated": "2026-09-09",
        "certification_date": "2026-09-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2088F0040X",
            "taxonomy_group": "",
            "desc": "Urology, Urogynecology and Reconstructive Pelvic Surgery",
            "state": "MI",
            "license": "5601011685",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Knollcrestob-GYN Associates, P.C.
• Serena Knoop, NP
• Mitchell Robert Knoor, PA
• Tacia Knoper, LPC
• Tiffani Knopp
• Annika Knott, LMSW
• Chelsea Knott, BSW
• Julia Doran Knowles, LMSW
• Kara Knowles
• Talesha M Knowling

• Urology Physician in Grand Rapids, MI
• Providers in Grand Rapids, MI by specialty
• Urology Physician in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 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.
• 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.