Ronald Grason, M.D.
NPI 1801060538 · General Practice Physician · Decatur, IL
Ronald Grason, M.D. is a General Practice Physician provider in Decatur, IL (NPI 1801060538).
Provider details
- NPI number
- 1801060538
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
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 tenure38% of score
18 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
- 2008-04-14
- Last updated
- 2008-04-14
Frequently asked questions
- What is Ronald Grason's NPI number?
- Ronald Grason's National Provider Identifier (NPI) is 1801060538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Grason's specialty?
- Ronald Grason is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Grason located?
- Ronald Grason's practice location on file with NPPES is 357 W Decatur St, Decatur, IL 62522.
- What is Ronald Grason's phone number?
- The practice phone number listed in the NPPES registry for Ronald Grason is (217) 428-8600.
- Is Ronald Grason's NPI active?
- Yes — Ronald Grason's NPI (1801060538) is active in the NPPES registry as of the last update on 2008-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.