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John Mellinger, MD
NPI 1275642233 · Surgery Physician · Springfield, IL
John Mellinger, MD is a Surgery Physician provider in Springfield, IL (NPI 1275642233).
Provider details
- NPI number
- 1275642233
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-124378 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
100% 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
747 N Rutledge St
5th Floor
Springfield, IL 62702-6700
Phone: (217) 545-5878
Fax: (217) 545-0040
Street-level locationGet directions
Mailing address
Po Box 19638
Springfield, IL 62794-9638
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2020-11-04
- Certified
- 2020-11-04
Frequently asked questions
- What is John Mellinger's NPI number?
- John Mellinger's National Provider Identifier (NPI) is 1275642233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mellinger's specialty?
- John Mellinger is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Mellinger located?
- John Mellinger's practice location on file with NPPES is 747 N Rutledge St, Springfield, IL 62702-6700.
- What is John Mellinger's phone number?
- The practice phone number listed in the NPPES registry for John Mellinger is (217) 545-5878.
- Is John Mellinger's NPI active?
- Yes — John Mellinger's NPI (1275642233) is active in the NPPES registry as of the last update on 2020-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.