Megan Nichoalds, NP

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

2013039397 Issued in MO

Practice address

301 Caledonia Pkwy Ste 150
O Fallon, MO 63368-6690

Phone

(636) 202-6802

Fax

(636) 202-6803

NPI assigned

Nov 13, 2013

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 identifiers 1

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in MO

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

Other, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

SSM Medical Group IncGroup PAC ID 6608776299, 565 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

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.

• SSM Medical Group, Inc.

  • Multi-Specialty Clinic/Center
  • Fenton, MO
  • NPI 1700966207
  Medicare reassignment Care Compare group NPD
• SSM Health Care St Louis

  • Emergency Medicine Physician
  • Fenton, MO
  • NPI 1275586174
  Medicare reassignment NPD
• Cardiothoracic Surgery, LLC

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Chesterfield, MO
  • NPI 1104895812
  NPD (past)
• SSM St Charles Clinic Medical Group

  • Family Nurse Practitioner
  • Lake St Louis, MO
  • NPI 1518396670
  NPD (past)

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

{
    "created_epoch": "1384300800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787702400000",
    "number": "1962832980",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 955534",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631955534"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 CALEDONIA PKWY STE 150",
            "city": "O FALLON",
            "state": "MO",
            "postal_code": "633686690",
            "telephone_number": "636-202-6802",
            "fax_number": "636-202-6803"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "12266 De Paul Dr Ste 210",
            "address_purpose": "LOCATION",
            "city": "Bridgeton",
            "state": "MO",
            "postal_code": "630442514",
            "country_code": "US",
            "telephone_number": "314-344-6800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NICHOALDS",
        "first_name": "MEGAN",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-11-13",
        "last_updated": "2026-08-26",
        "certification_date": "2026-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MO",
            "license": "2013039397",
            "primary": true
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MO",
            "license": "2008020336",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LICENSE",
            "identifier": "2008020336",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mnichoalds19517@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "mnichoalds19517@direct-ehr-ssmhc.com",
            "address_1": "12266 De Paul Dr Ste 210",
            "city": "Bridgeton",
            "state": "MO",
            "country_code": "US",
            "postal_code": "630442514",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "12266 De Paul Dr Ste 210",
            "city": "Bridgeton",
            "state": "MO",
            "country_code": "US",
            "postal_code": "630442514",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• New Leaf Nutrition
• Hailey Rene Newbury-Westhoff
• Cara Newman, PSYD
• Brianna Lee Newton, M.S.
• Jennifer L Nguyen
• Matthew R Nicholson, DC
• Cynthia A Niedbalski, LPC
• Nancy Jane Niemann Royer, MD
• Caitlin M Niemeier, MPT
• Julie C Nikkel, P.T.

• Nurse Practitioner in O Fallon, MO
• Providers in O Fallon, MO by specialty
• Nurse Practitioner in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 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.