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Edit this profileGregory M. Mathien, M.D. practices sports medicine in Knoxville, TN. Gregory is a 1986 graduate of State University of Ny Upstate Medical University. Gregory is also listed as specializing in orthopaedic sports medicine and orthopaedic surgery. According to Medicare claims data, Gregory cared for 807 Medicare patients across 1,254 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, x-ray for bone length assessment, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1730156076.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1422 OLD WEISGARBER RD
Knoxville, TN 37909
Within 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
Bone
Bone injuries
Chest and torso
Elbow & Arm
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and wrist
Hip & Thigh
Joint injuries
Joint pain
Knee
Lower Leg
Muscle and tendon injuries
Nerve pain
Pediatric & Teen Sports
Shoulder
Shoulder injuries
Spine & Back
Sports health
Sprains and tears
Most searched procedures
Bracing and support
Consultations
Diagnostics
Exams & Clearance
Injections
Injections & Pain Relief
Injury management
Pain management
Performance & Assessment
Performance and testing
Recovery therapy
Regenerative & Advanced Therapy
Regenerative medicine
Rehab & Recovery
Rehabilitation
Support & Bracing
1,254 services · 807 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
93 | As often as other peers in Sports Medicine |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
39 | More often than most peers in Sports Medicine |
| X-ray for bone length assessment | Imaging | 77073 |
144 | More than most peers in Sports Medicine |
| X-ray of knee, 4 or more views | Imaging | 73564 |
142 | More often than most peers in Sports Medicine |
| X-ray of knee, 3 views | Imaging | 73562 |
67 | As often as other peers in Sports Medicine |
| Mri scan of leg joint without contrast | Imaging | 73721 |
19 | Less often than most peers in Sports Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
436 | As often as other peers in 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 |
142 | More often than most peers in 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 |
123 | As often as other peers in Sports Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
49 | As often as other peers in Sports Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Gregory M. Mathien is a sports medicine doctor in Knoxville, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Sports Medicine”.
NPI registry
Gregory M. Mathien is listed at 1422 Old Weisgarber Rd, Knoxville, TN 37909. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (865) 558-4400. Contact the office directly to confirm availability and scheduling.
NPI registry
Gregory M. Mathien's National Provider Identifier is 1730156076. 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
Gregory M. Mathien attended State University of Ny Upstate Medical University, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
Gregory M. Mathien has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gregory M. Mathien performs procedures including aspiration and/or injection of fluid from large joint and replacement of knee joint, both sides of knee; reads or performs imaging such as x-ray for bone length assessment and x-ray of knee, 4 or more views, 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 Gregory M. Mathien. If this is you, claiming it is free.
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