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

Ferdinand J. Korneli, DO

Individual provider Internal Medicine Physician · NPI 1225054943

Ferdinand J. Korneli, DO is an Internal Medicine in Grayling, Michigan. Graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1988, 38 years ago. Practices with Munson Healthcare Grayling, a 64-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
38
Trained at
Des Moines University of Osteopathic Medicine and Health Sciences
Licensed in
MI
In the registry since
2006
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.

See every abbreviation used in this directory →

Practice location Address checks out

1200 W North Down River Rd Ste C
Grayling, MI 49738-8024
Phone: (989) 344-5910
Fax: (231) 935-3463
Show map & directions

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

Additional practice locations (3)

  • 1250 E Michigan Ave, Grayling, MI 49738-7074 — (989) 348-0550
  • 1100 E Michigan Ave, Grayling, MI 49738-1312 — (989) 348-5461
  • 1321 S Mount Tom Rd, Mio, MI 48647-9518 — (989) 275-1200

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5101010337 (MI)

Record details

NPI number1225054943
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 14, 2006
Last updated in NPPESDecember 21, 2020
Certification dateDecember 21, 2020
Mailing address1200 W North Down River Rd Ste C, Grayling, MI 49738-8024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolDES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Graduated 1988 (38 years in practice)
Group practice Munson Healthcare Grayling — 64 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Grayling