Michael Wellner, M.D.
NPI 1215294509 · Gastroenterology Physician · Westerville, OH
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Wellner, M.D. is a Gastroenterology Physician provider in Westerville, OH (NPI 1215294509).
Provider details
- NPI number
- 1215294509
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35.123215 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
455 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 137 | $112 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 65 | $164 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 54 | $132 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 42 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tacrolimus | 175 | 41 |
| Ursodiol | 173 | 38 |
| Prednisone | 110 | 23 |
| Mycophenolate Sodiumbrand: Mycophenolic Acid | 65 | 15 |
| Furosemide | 64 | 23 |
| Mycophenolate Mofetil | 62 | 12 |
| Pantoprazole Sodium | 49 | 18 |
| Everolimus |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-04-12
- Last updated
- 2026-04-17
- Certified
- 2026-04-17
Frequently asked questions
- What is Michael Wellner's NPI number?
- Michael Wellner's National Provider Identifier (NPI) is 1215294509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Wellner's specialty?
- Michael Wellner is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Wellner located?
- Michael Wellner's practice location on file with NPPES is 6100 N Hamilton Rd, Westerville, OH 43081-2062.
- What is Michael Wellner's phone number?
- The practice phone number listed in the NPPES registry for Michael Wellner is (614) 293-6255.
- Does Michael Wellner accept Medicare?
- Michael Wellner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Wellner's NPI active?
- Yes — Michael Wellner's NPI (1215294509) is active in the NPPES registry as of the last update on 2026-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.