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

Nicholas G Baur

Individual provider Gastroenterology Physician · NPI 1144783309

Nicholas G Baur is an Internal Medicine in Olympia Fields, Illinois. Qualified in 2019, 7 years ago. Practices with Rockford Health Physicians, a 521-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
7
Licensed in
IL
In the registry since
2019
Specialties on file
2
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Practice location Address checks out

20201 Crawford Ave
Olympia Fields, IL 60461-1010
Phone: (708) 747-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 875 S Route 31, Crystal Lake, IL 60014-8190 — (779) 220-5500
  • 901 Grant St, Harvard, IL 60033-1821 — (815) 943-5431
  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 — (815) 971-7000

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 036.175190 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036.175190 (IL)

Record details

NPI number1144783309
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 12, 2019
Last updated in NPPESJune 19, 2026
Certification dateJune 19, 2026
Mailing address598 Balmoral Ln, Inverness, IL 60067-4632

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Rockford Health Physicians — 521 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Olympia Fields