Concepcion Esteban Santillan, MD
Neurology Physician · Belleville, IL
Concepcion Esteban Santillan, MD is a neurology physician with a practice address in Belleville, Illinois, and NPI 1083647408, issued on Jul 9, 2006. Check the license (Illinois 036151944, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Concepcion Esteban Santillan
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- 036151944 IL
101659 GA
C171642 CA
47916 WI
Self-reported in NPPES; status is on the state search - Practice location
- 4500 Memorial Dr Ste 400, Belleville, IL 62226
- Phone
- (618) 233-3066
- Enumerated
- Jul 9, 2006
- Record last updated
- Sep 30, 2025
- Fax
- (314) 996-7658
- Medicaid IDs
- 34626300 WI
32837700 WI - Medicare enrollment
- Enrolled (PECOS I20250204001869); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 952 in Illinois → Look up another NPI →
Verify Concepcion Esteban Santillan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036151944Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Northside Primary Care Professional Services,llcAtlanta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Concepcion Esteban Santillan among 952 neurology physician records in Illinois
Concepcion Esteban Santillan, MD is one of 952 neurology physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 68% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1985 · median 2006 among the 573 with a school on file
- Record last updated2025 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Illinois
There are 952 neurology physician records in Illinois.
All 952 in Illinois → Every provider in Belleville → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Aloka Amarakone, MDBelleville, IL 622261407051329
- Stephen Burger, M. D.Belleville, IL 622261962424168
- Nahayo Esperant-Hilaire, MDBelleville, IL 622261235766148
- Panduranga Kini, M.D.Swansea, IL 622261205948932
- Paul Menell, MDBelleville, IL 622261548820210
- Sheikh Sadiq, MDBelleville, IL 622261164474102
- James Tanner, MDBelleville, IL 622261194107532
- Sai Si Thu, MDBelleville, IL 622261063875722
Common questions
What is Concepcion Esteban Santillan, MD's NPI number?
Concepcion Esteban Santillan, MD's National Provider Identifier (NPI) is 1083647408, issued on Jul 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Concepcion Esteban Santillan, MD located?
The NPPES record lists a practice address at 4500 Memorial Dr Ste 400, Belleville, IL, 62226. Phone: (618) 233-3066. Providers update this record themselves, so call before visiting.
How can I verify Concepcion Esteban Santillan, MD's license?
NPPES lists Illinois license number 036151944, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.