Charles Davis, PA
NPI 1851795892 · Physician Assistant · Ontario, OH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Davis, PA is a Physician Assistant provider in Ontario, OH (NPI 1851795892).
Provider details
- NPI number
- 1851795892
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 50.004153 (OH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% 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 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 413 | 123 |
| Atorvastatin Calcium | 362 | 99 |
| Losartan Potassium | 281 | 78 |
| Omeprazole | 258 | 75 |
| Gabapentin | 250 | 52 |
| Levothyroxine Sodium | 247 | 68 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$400 across 28 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
- 2014-10-20
- Last updated
- 2020-12-29
- Certified
- 2020-12-29
Frequently asked questions
- What is Charles Davis's NPI number?
- Charles Davis's National Provider Identifier (NPI) is 1851795892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Davis's specialty?
- Charles Davis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charles Davis located?
- Charles Davis's practice location on file with NPPES is 2981 W 4th St, Ontario, OH 44906-1267.
- What is Charles Davis's phone number?
- The practice phone number listed in the NPPES registry for Charles Davis is (419) 709-8640.
- Does Charles Davis accept Medicare?
- Charles Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Davis's NPI active?
- Yes — Charles Davis's NPI (1851795892) is active in the NPPES registry as of the last update on 2020-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.