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

Dr. Theodore Ross, MD

Individual provider Internal Medicine Physician · NPI 1285720508

Dr. Theodore Ross, MD is an Internal Medicine in Kissimmee, Florida. Graduated from Washington University School of Medicine in 1984, 42 years ago. Practices with Southern Illinois Healthcare Foundation Inc, a 118-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Florida and Illinois.

Years since qualifying
42
Trained at
Washington University School of Medicine
Licensed in
FL, IL
In the registry since
2006
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

109 N Doverplum Ave
Kissimmee, FL 34758-3309
Phone: (407) 943-8600
Fax: (833) 464-3641
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 6010 Bond Ave, East Saint Louis, IL 62207-2328 — (618) 337-8153
  • 2166 Madison Ave, Granite City, IL 62040-4700 — (618) 452-3301

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence ME179187 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036075238 (IL)

Record details

NPI number1285720508
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 5, 2006
Last updated in NPPESMay 5, 2026
Certification dateMay 5, 2026
Mailing address1503 Bill Beck Blvd, Kissimmee, FL 34744-9516

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Southern Illinois Healthcare Foundation Inc — 118 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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