John Weippert, D.O.
NPI 1780903518 · Internal Medicine Physician · Warren, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Weippert, D.O. is a Internal Medicine Physician provider in Warren, OH (NPI 1780903518).
Provider details
- NPI number
- 1780903518
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 34.009801 (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 tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
611 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 162 | $84 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 145 | $108 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 79 | $229 |
| Dilation of Esophagus43450 | 52 | $36 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 42 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 873 | 253 |
| Famotidine | 532 | 157 |
| Omeprazole | 238 | 71 |
| Linaclotidebrand: Linzess | 184 | 49 |
| Dicyclomine Hcl | 100 | 35 |
| Ondansetronbrand: Ondansetron Odt | 92 | 37 |
| Plecanatidebrand: Trulance | 76 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,952 across 176 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-18
- Last updated
- 2013-06-18
Frequently asked questions
- What is John Weippert's NPI number?
- John Weippert's National Provider Identifier (NPI) is 1780903518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Weippert's specialty?
- John Weippert is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Weippert located?
- John Weippert's practice location on file with NPPES is 1622 E Market St, Warren, OH 44483-6613.
- What is John Weippert's phone number?
- The practice phone number listed in the NPPES registry for John Weippert is (330) 399-7215.
- Does John Weippert accept Medicare?
- John Weippert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Weippert's NPI active?
- Yes — John Weippert's NPI (1780903518) is active in the NPPES registry as of the last update on 2013-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.