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

Geoffrey Tsaras, MD

Individual provider Infectious Disease Physician · NPI 1023278769

Geoffrey Tsaras, MD is an Infectious Disease in Rockford, Illinois. Qualified in 1998, 28 years ago. Practices with Crusaders Central Clinic Association, a 33-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Minnesota.

Years since qualifying
28
Licensed in
IL, MN
In the registry since
2008
Specialties on file
2
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

1340 Charles St Ste 404
Rockford, IL 61104-2200
Phone: (779) 696-1890
Fax: (779) 696-2410
Show map & directions

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

Additional practice locations (1)

  • 129 Phelps Ave. #508, Rockford, IL 61108-2455 — (815) 229-2300

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 036126289 (IL)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 103894 (MN)

Record details

NPI number1023278769
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2008
Last updated in NPPESMarch 12, 2021
Certification dateMarch 12, 2021
Mailing addressPo Box 78866, Milwaukee, WI 53278-8866

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Crusaders Central Clinic Association — 33 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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