Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Miss. Marrissa Mia Dybas, DO

Individual provider Emergency Medicine Physician · NPI 1376238303

Miss. Marrissa Mia Dybas, DO is an Emergency Medicine in Peru, Illinois. Qualified in 2023, 3 years ago. Practices with Osf Multi-Specialty Group, a 2,128-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
3
Licensed in
IL
In the registry since
2023
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

925 W St
Peru, IL 61354-2757
Phone: (815) 221-1384
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 530 Ne Glen Oak Ave, Peoria, IL 61637 — (309) 655-2109

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036180677 (IL)

Record details

NPI number1376238303
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 6, 2023
Last updated in NPPESJune 24, 2026
Certification dateJune 24, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Osf Multi-Specialty Group — 2128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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