Leoncio Dizon, MD
NPI 1114982352 · Internal Medicine Physician · Jerseyville, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leoncio Dizon, MD is a Internal Medicine Physician provider in Jerseyville, IL (NPI 1114982352).
Provider details
- NPI number
- 1114982352
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036091652 (IL)
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 tenure33% of score
20 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 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 478 | 127 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 387 | 40 |
| Amlodipine Besylate | 307 | 82 |
| Alprazolam | 287 | 37 |
| Metoprolol Tartrate | 265 | 63 |
| Gabapentin | 233 | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,505 across 142 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
- 2006-04-19
- Last updated
- 2024-11-13
- Certified
- 2024-11-13
Frequently asked questions
- What is Leoncio Dizon's NPI number?
- Leoncio Dizon's National Provider Identifier (NPI) is 1114982352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leoncio Dizon's specialty?
- Leoncio Dizon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leoncio Dizon located?
- Leoncio Dizon's practice location on file with NPPES is 390 Maple Summit Rd, Jerseyville, IL 62052.
- What is Leoncio Dizon's phone number?
- The practice phone number listed in the NPPES registry for Leoncio Dizon is (618) 498-7518.
- Does Leoncio Dizon accept Medicare?
- Leoncio Dizon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leoncio Dizon's NPI active?
- Yes — Leoncio Dizon's NPI (1114982352) is active in the NPPES registry as of the last update on 2024-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.