Charles Opperman, MD
NPI 1891051892 · Internal Medicine Physician · Lebanon, OH
Charles Opperman, MD is a Internal Medicine Physician provider in Lebanon, OH (NPI 1891051892).
Provider details
- NPI number
- 1891051892
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tirzepatidebrand: Mounjaro | 46 | — |
| Atorvastatin Calcium | 42 | 12 |
| Levothyroxine Sodium | 23 | — |
| Carvedilol | 18 | — |
| Losartan/Hydrochlorothiazidebrand: Losartan-Hydrochlorothiazide | 16 | — |
| Tamsulosin Hcl | 15 | — |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$454 across 24 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
- 2012-04-04
- Last updated
- 2017-12-04
Frequently asked questions
- What is Charles Opperman's NPI number?
- Charles Opperman's National Provider Identifier (NPI) is 1891051892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Opperman's specialty?
- Charles Opperman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Opperman located?
- Charles Opperman's practice location on file with NPPES is 1470 N Broadway St Ste 130, Lebanon, OH 45036-1762.
- What is Charles Opperman's phone number?
- The practice phone number listed in the NPPES registry for Charles Opperman is (513) 696-1280.
- Is Charles Opperman's NPI active?
- Yes — Charles Opperman's NPI (1891051892) is active in the NPPES registry as of the last update on 2017-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.