Melissa Ann Knapp, FNP-CNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

217063 Issued in OK

Practice address

12455 E 100TH St N Ste 270
Owasso, OK 74055-4676

Phone

(918) 940-8500

Fax

(918) 940-8399

NPI assigned

Mar 1, 2024

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

Enrolled in OK

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

Nurse Practitioner

Education

University of Texas Medical Branch at Galveston, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Gastroenterology Specialists, Inc.Group PAC ID 0446251664, 21 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Ascension St John Medical Center Hospital, Tulsa, OK, CCN 370114
• St John Owasso Hospital, Owasso, OK, CCN 370227
• Cherokee Nation W W Hastings Indian Hospital Hospital, Tahlequah, OK, CCN 370171
• Saint Francis Hospital, Inc Hospital, Tulsa, OK, CCN 370091

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/11499/brand/1/csg/1/fhir/r4

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.

• Gastroenterology Specialists, Inc.

  • Gastroenterology Physician
  • Tulsa, OK
  • NPI 1932152410
  Medicare reassignment Care Compare group NPD
• Generations Family Medical Clinic, LLC

  • Health Service Clinic/Center
  • Claremore, OK
  • NPI 1720148851
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Cherokee Nation

  • General Acute Care Hospital
  • Tahlequah, OK
  • NPI 1275799645
  Care Compare affiliation
• Cherokee Nation

  • Multi-Specialty Clinic/Center
  • Claremore, OK
  • NPI 1497568968

  Hospital

  Care Compare affiliation
• Owasso Medical Facility, Inc

  • General Acute Care Hospital
  • Owasso, OK
  • NPI 1144231432
  Care Compare affiliation
• Saint Francis Hospital, Inc.

  • Rehabilitation Hospital Unit
  • Tulsa, OK
  • NPI 1003039488
  Care Compare affiliation
• Saint Francis Hospital, Inc.

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1144228487
  Care Compare affiliation
• St John Medical Center Inc

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1154417368
  Care Compare affiliation
• St John Medical Center Inc

  • Rehabilitation Hospital Unit
  • Tulsa, OK
  • NPI 1578656161
  Care Compare affiliation

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

{
    "created_epoch": "1709251200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773273600000",
    "number": "1922865435",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10210 E 91ST ST",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741335834",
            "telephone_number": "918-940-8500",
            "fax_number": "918-940-8399"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12455 E 100TH ST N STE 270",
            "city": "OWASSO",
            "state": "OK",
            "postal_code": "740554676",
            "telephone_number": "918-940-8500",
            "fax_number": "918-940-8399"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNAPP",
        "first_name": "MELISSA",
        "middle_name": "ANN",
        "credential": "FNP-CNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-03-01",
        "last_updated": "2026-03-12",
        "certification_date": "2026-03-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "OK",
            "license": "217063",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Caleb Kirk
• Daren L Kirk, D.C.
• Cynthia Kline
• Eian Klock
• Dorie Mae Klusman, LPC
• Monique Knapp, PT
• Charles Dennis Knife Chief, M.D.
• Hannah Knight, MS, CCC-SLP
• McKenzie Knollenberg
• Chad B Kohl, DMD

• Family Nurse Practitioner in Owasso, OK
• Providers in Owasso, OK by specialty
• Family Nurse Practitioner in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 12, 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.