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

Dr. Gregory Michael Meis, DO

Individual provider Internal Medicine Physician · NPI 1417944125

Dr. Gregory Michael Meis, DO is a Gastroenterology in Westerville, Ohio. Qualified in 2002, 24 years ago. Practices with Ohiohealth Corporation, a 2,289-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
24
Licensed in
OH
In the registry since
2005
Specialties on file
2
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

430 Altair Pkwy Ste 110
Westerville, OH 43082-7647
Phone: (614) 754-5500
Fax: (614) 754-5501
Show map & directions

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

Additional practice locations (1)

  • 3595 Olentangy River Rd, Columbus, OH 43214-3440 — (614) 566-5456

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 34008404 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 34. 008404 (OH)

Record details

NPI number1417944125
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 29, 2005
Last updated in NPPESNovember 6, 2023
Certification dateNovember 6, 2023
Mailing address3400 Olentangy River Rd, Columbus, OH 43202-1523

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Ohiohealth Corporation — 2289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Westerville