Rex Rizaldo, APRN

Primary specialty

Critical Care Medicine Nurse PractitionerTaxonomy code 363LC0200X

License

209026502 Issued in IL

Practice address

619 E Mason St Ste 4P57
Springfield, IL 62701-1034

Phone

(217) 788-0706

Fax

(217) 525-2535

NPI assigned

Dec 8, 2022

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in IL

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, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Prairie Cardiovascular Consultants LTDGroup PAC ID 3173435880, 94 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Johns Hospital Hospital, Springfield, IL, CCN 140053

Merit-based Incentive Payment System (MIPS)

Final score

88.83 of 100Reported as apm

Quality

75.65

Promoting interoperability

100

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

94.81 of 100Reported as apm

Quality

85.98

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rrizaldo373907@ewd.direct.hshs.org
• Direct secure messaging: rexrizaldo@sfc.allscriptsdirect.net

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.

• Prairie Cardiovascular Consultants LTD

  • Multi-Specialty Clinic/Center
  • Springfield, IL
  • NPI 1982714218
  Medicare reassignment Care Compare group NPD
• Springfield Clinic LLP

  • Multi-Specialty Clinic/Center
  • Springfield, IL
  • NPI 1215974415
  NPD

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

• St Johns Hospital of the Hospital Sisters of the Third Order of St F

  • General Acute Care Hospital
  • Springfield, IL
  • NPI 1205818481
  Care Compare affiliation

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

{
    "created_epoch": "1670457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752451200000",
    "number": "1053022202",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "619 E MASON ST STE 4P57",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627011034",
            "telephone_number": "217-788-0706",
            "fax_number": "217-525-2535"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "619 E MASON ST STE 4P57",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627011034",
            "telephone_number": "217-788-0706",
            "fax_number": "217-525-2535"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "701 N 1st St",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "IL",
            "postal_code": "627810001",
            "country_code": "US",
            "telephone_number": "217-788-3000",
            "fax_number": "217-606-3057",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RIZALDO",
        "first_name": "REX",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-12-08",
        "last_updated": "2025-07-14",
        "certification_date": "2025-07-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "IL",
            "license": "209.026502",
            "primary": false
        },
        {
            "code": "363LC0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Critical Care Medicine",
            "state": "IL",
            "license": "209026502",
            "primary": true
        },
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "IL",
            "license": "209.026502",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rrizaldo373907@ewd.direct.hshs.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CDA/CCD/TXT",
            "address_1": "619 E Mason St Ste 4P57",
            "city": "Springfield",
            "state": "IL",
            "country_code": "US",
            "postal_code": "627011034",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Cal Riutta, MD
• Amanda Lynn Riva, MSW
• Brent Riva, CRNA
• Kelly Rivera, LCSW
• Nicolas Paul Rivera, CRNA
• Kevin T Robbins, M.D.
• Robert C Russell M D S C
• Emily C Roberts, MSW
• Hannah Marie Roberts, MD
• Jennifer Roberts, LPN

• Critical Care Medicine Nurse Practitioner in Springfield, IL
• Providers in Springfield, IL by specialty
• Critical Care Medicine Nurse Practitioner in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 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.