Mark Hansen, M.D.
NPI 1861488801 · Internal Medicine Physician · Springfield, IL
Mark Hansen, M.D. is a Internal Medicine Physician provider in Springfield, IL (NPI 1861488801).
Provider details
- NPI number
- 1861488801
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-09-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Hansen's NPI number?
- Mark Hansen's National Provider Identifier (NPI) is 1861488801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Hansen's specialty?
- Mark Hansen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Hansen located?
- Mark Hansen's practice location on file with NPPES is 3132 Old Jacksonville Rd, Springfield, IL 62704-7400.
- What is Mark Hansen's phone number?
- The practice phone number listed in the NPPES registry for Mark Hansen is (217) 862-0806.
- Is Mark Hansen's NPI active?
- Yes — Mark Hansen's NPI (1861488801) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.