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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1033532007

Gregory Ritter is a Mental Health Counselor in Columbus, Ohio. Qualified in 2008, 18 years ago. Practices with Oh Independent Medical Group LLC, a 129-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
18
Licensed in
OH
In the registry since
2014
Specialties on file
2
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Practice location Address checks out

4624 Sawmill Rd
Columbus, OH 43220-2247 Not confirmed with CMS for 12 years — call before visiting
Phone: (614) 459-4490
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X · Licence 0700129 (OH)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 051029 (OH)

Record details

NPI number1033532007
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJanuary 28, 2014
Last updated in NPPESJanuary 28, 2014

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Oh Independent Medical Group Llc — 129 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Colleagues at Oh Independent Medical Group LLC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 129 clinicians in the practice; 12 are shown here.

Other providers in Columbus