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

Maryann Oyinkeprebi Van Ryn

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1295473296

Maryann Oyinkeprebi Van Ryn is a Nurse Practitioner in Springfield, Illinois. Graduated from Southern Illinois University School of Medicine in 2023, 3 years ago. Practices with SIU Physicians and Surgeons Inc, a 316-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
3
Trained at
Southern Illinois University School of Medicine
Licensed in
IL
In the registry since
2022
Specialties on file
2

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Springfield, IL
Fax: (217) 545-4485

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 209.028117 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1295473296
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMay 20, 2022
Last updated in NPPESAugust 29, 2023
Certification dateAugust 29, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2023 (3 years in practice)
Group practice Siu Physicians And Surgeons Inc — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Springfield