MICHAEL R. WELLNER M.D. – NPI #1215294509
Internal Medicine

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Health Care Provider Taxonomy Code for Internal Medicine

MICHAEL WELLNER is a physician located in WESTERVILLE, OH. NPPES has assigned the NPI number 1215294509 to MICHAEL WELLNER on April 12, 2012. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology

The NPI profile was last updated on Apr 17, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for MICHAEL WELLNER below.

NPI Profile for
MICHAEL R. WELLNER

NPI Number
1215294509
Enumeration Date

(more than 14 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
MICHAEL R. WELLNER
Credentials
M.D.
Primary location
6100 N HAMILTON RD
WESTERVILLE, OH 43081-2062
Phone: (614) 293-6255 Fax: (614) 293-8518
Mailing address
700 ACKERMAN RD STE 2120
COLUMBUS, OH 43202-1559
Phone: (614) 293-6255 Fax: (614) 293-8518
Sole Proprietor
No
Updated
Certification Date
Apr 17, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RG0100X
- Internal Medicine / Gastroenterology (Primary)		 OH 35.123215
207RT0003X
- Internal Medicine / Transplant Hepatology		 OH 35.123215

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
CSV
Affiliation
N
Endpoint Location
410 W 10TH AVE FL 2,
COLUMBUS, OH 77025-1669

Additional Information

Education
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE - Graduated 2012
Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
MICHAEL WELLNER is affiliated with the following medical group(s):
  • HOSPITAL
    • GENESIS HOSPITAL
      2951 MAPLE AVENUE
      ZANESVILLE, OH 43701
    • OHIO STATE UNIVERSITY STATE HEALTH SYSTEM
      410 WEST 10TH AVENUE
      COLUMBUS, OH 43210
    • OHIOHEALTH MANSFIELD HOSPITAL
      335 GLESSNER AVENUE
      MANSFIELD, OH 44903
    • SOUTHERN OHIO MEDICAL CENTER
      1805 27TH STREET
      PORTSMOUTH, OH 45662

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.