Ronald Ruecker, MD
NPI 1275565806 · Internal Medicine Physician · Decatur, IL
Ronald Ruecker, MD is a Internal Medicine Physician provider in Decatur, IL (NPI 1275565806).
Provider details
- NPI number
- 1275565806
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2025-09-11
Frequently asked questions
- What is Ronald Ruecker's NPI number?
- Ronald Ruecker's National Provider Identifier (NPI) is 1275565806, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Ruecker's specialty?
- Ronald Ruecker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Ruecker located?
- Ronald Ruecker's practice location on file with NPPES is 2 Memorial Drive, Decatur, IL 62526-1589.
- What is Ronald Ruecker's phone number?
- The practice phone number listed in the NPPES registry for Ronald Ruecker is (217) 875-2640.
- Is Ronald Ruecker's NPI active?
- Yes — Ronald Ruecker's NPI (1275565806) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.