Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Concepcion Esteban Santillan, MD

Individual provider Neurology Physician · NPI 1083647408

Dr. Concepcion Esteban Santillan, MD is a Neurology in Belleville, Illinois. Qualified in 1985, 41 years ago. Practices with Northside Primary Care Professional Services, LLC, a 311-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California, Georgia, Illinois and Wisconsin.

Years since qualifying
41
Licensed in
CA, GA, IL, WI
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4500 Memorial Dr Ste 400
Belleville, IL 62226-5360
Phone: (618) 233-3066
Fax: (314) 996-7658
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1000 Johnson Ferry Rd, Atlanta, GA 30342-1606 — (404) 851-8000
  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 — (815) 971-7000

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 101659 (GA)
Neurology Physician Taxonomy 2084N0400X · Licence 036151944 (IL)
Neurology Physician Taxonomy 2084N0400X · Licence 47916 (WI)
Neurology Physician Taxonomy 2084N0400X · Licence C171642 (CA)

Record details

NPI number1083647408
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 9, 2006
Last updated in NPPESSeptember 30, 2025
Certification dateSeptember 30, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEUROLOGY
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Group practice Northside Primary Care Professional Services,Llc — 311 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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