Marrissa Mia Dybas, DO

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

036180677 Issued in IL

Practice address

925 West St
Peru, IL 61354-2757

Phone

(815) 221-1384

NPI assigned

Apr 6, 2023

Last updated

Jun 24, 2026By the provider in NPPES

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: Yes

Green means eligible to order or refer.

Specialty

Emergency Medicine

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Osf Multi-Specialty GroupGroup PAC ID 3678889789, 2,123 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Osf Saint Elizabeth MDL Ctr Hospital, Peru, IL, CCN 140110

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Osf Multi-Specialty Group

  • Internal Medicine Physician
  • Peoria, IL
  • NPI 1922445527
  Care Compare group

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

• Ottawa Regional Hospital & Healthcare Center

  dba OSF Saint Elizabeth Medical Center

  • General Acute Care Hospital
  • Peru, IL
  • NPI 1588713440
  Care Compare affiliation

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

{
    "created_epoch": "1680739200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782259200000",
    "number": "1376238303",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "925 WEST ST",
            "city": "PERU",
            "state": "IL",
            "postal_code": "613542757",
            "telephone_number": "815-221-1384"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "925 WEST ST",
            "city": "PERU",
            "state": "IL",
            "postal_code": "613542757",
            "telephone_number": "815-221-1384"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "530 NE Glen Oak Ave",
            "address_purpose": "LOCATION",
            "city": "Peoria",
            "state": "IL",
            "postal_code": "61637",
            "country_code": "US",
            "telephone_number": "309-655-2109",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DYBAS",
        "first_name": "MARRISSA",
        "middle_name": "MIA",
        "name_prefix": "Miss",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-04-06",
        "last_updated": "2026-06-24",
        "certification_date": "2026-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "036180677",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jennifer Marie Dowding, APRN, CNP
• Leslie Duntemann, LSW
• Brian E Duttlinger, RPH
• Kimberly Jo Duttlinger, RN, CRNA
• Kristin Dwyer, PHARMD
• Eleanor Kathleen Eager
• Amanda Edgcomb
• Rachel Marie Edgcomb, CADC
• Emerging Vision, Inc (Sterling Optical # 233)
• Elizabeth Mary Emmerling, LPN

• Emergency Medicine Physician in Peru, IL
• Providers in Peru, IL by specialty
• Emergency Medicine Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 24, 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.