Physician Profile
John A. Dorizas, M.D. is a healthcare provider in Chattanooga, TN specializing in orthopaedic sports medicine. John trained at University of Alabama School of Medicine, graduating in 1999. According to Medicare claims data, John cared for 460 Medicare patients across 4,788 services. The services billed most often include injection, methylprednisolone acetate, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection, ketorolac tromethamine, per 15 mg.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
979 E 3RD ST STE C430
Chattanooga, TN 37403
Within Orthopedic Sports Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Ankle & Foot
Bone
Bone & Joint
Core & Hip
Elbow
Foot & Ankle
Hand & Wrist
Head & Spine
Hip
Hip & Groin
Joint
Joints
Knee
Knee & Hip
Leg
Muscle & Tendon
Pediatric & Teen Sports
Shoulder
Shoulder & Arm
Spine & Back
Most searched procedures
Diagnostics
Evaluation
Injections
Non-Surgical Treatment
Procedures
Regenerative Medicine
Surgery
Therapy & Devices
4,788 services · 460 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of anesthetic agent and/or steroid into suprascapular shoulder nerve | Procedure | 64418 |
38 | |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
30 | |
| Removal of extensive shoulder joint tissue using an endoscope | Procedure | 29823 |
14 | As often as other peers in Orthopaedic Sports Medicine |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
65 | As often as other peers in Orthopaedic Sports Medicine |
| X-ray of upper spine, 6 or more views | Imaging | 72052 |
51 | |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
24 | As often as other peers in Orthopaedic Sports Medicine |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
4,242 | As often as other peers in Orthopaedic Sports Medicine |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
100 | More often than most peers in Orthopaedic Sports Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
107 | As often as other peers in Orthopaedic Sports Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
72 | As often as other peers in Orthopaedic Sports Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
John A. Dorizas is an orthopaedic sports medicine in Chattanooga, TN. That is the designation recorded for this NPI in the federal registry.
NPI registry
John A. Dorizas is listed at 979 E 3Rd St Ste C430, Chattanooga, TN 37403. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (423) 624-6584. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
John A. Dorizas's National Provider Identifier is 1144290834. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
John A. Dorizas attended University of Alabama School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
John A. Dorizas has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, John A. Dorizas performs procedures including injection of anesthetic agent and/or steroid into suprascapular shoulder nerve, aspiration and/or injection of fluid from large joint and removal of extensive shoulder joint tissue using an endoscope; reads or performs imaging such as x-ray of shoulder, minimum of 2 views and x-ray of upper spine, 6 or more views; provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by John A. Dorizas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.