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

Peter George Mavrelis, MD

Individual provider Gastroenterology Physician · NPI 1326043597

Peter George Mavrelis, MD is a Gastroenterology in Hobart, Indiana. Graduated from University of Chicago, Pritzker School of Medicine in 1972, 54 years ago. Practices with The Methodist Hospitals Inc, a 131-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
54
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7895 Grand Blvd
Hobart, IN 46342-6665
Phone: (219) 947-1910
Fax: (219) 758-5009
Show map & directions

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

Additional practice locations (2)

  • 101 E 87th Ave Ste 420, Merrillville, IN 46410-7335 — (219) 758-5008
  • 3800 Saint Mary Rd Ste 304, Valparaiso, IN 46383-3986 — (219) 947-6795

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 01030831A (IN)

Record details

NPI number1326043597
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2005
Last updated in NPPESDecember 9, 2022
Certification dateDecember 9, 2022
Mailing address7895 Grand Blvd, Hobart, IN 46342-6665

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1972 (54 years in practice)
Group practice The Methodist Hospitals Inc — 131 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount