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

Individual provider Sports Medicine (Orthopaedic Surgery) Physician · NPI 1144290834

Dr. John A Dorizas, MD is an Orthopedic Surgery in Chattanooga, Tennessee. Graduated from University of Alabama School of Medicine in 1999, 27 years ago. Practices with Erlanger Health, a 503-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
27
Trained at
University of Alabama School of Medicine
Licensed in
TN
In the registry since
2006
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

979 E 3rd St Ste C430
Chattanooga, TN 37403-2136
Phone: (423) 624-6584
Fax: (423) 624-6588
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence 39362 (TN)

Record details

NPI number1144290834
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2006
Last updated in NPPESFebruary 28, 2013
Mailing address979 E 3rd St, Ste C430, Chattanooga, TN 37403-2136

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Erlanger Health — 503 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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