DR. JOHN A DORIZAS M.D.
NPI 1144290834
Orthopaedic Surgery - Sports Medicine in Chattanooga, TN

Active since January 25, 2006PECOS EnrolledAccepts Medicare Assignment
96.19/100
CMS Quality Rating
979 E 3RD ST STE C430, CHATTANOOGA, TN 37403(423) 624-6584(423) 624-6588 Get Directions Write a Review

NPPES record last updated: February 28, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. John A Dorizas M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN A DORIZAS M.D. (NPI 1144290834) is an individual sports medicine provider in Chattanooga, Tennessee, licensed in Tennessee (39362) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Erlanger Medical Center, and is a graduate of University Of Alabama School Of Medicine (1999).

NPPES Registry Identity

NPI1144290834
Entity TypeIndividualMale
Primary Taxonomy207XX0005X
Provider Legal NameDR. JOHN A DORIZASCredential: M.D.
Location Address979 E 3RD ST STE C430Chattanooga, TN 37403-2136
Mailing Address979 E 3rd St, Ste C430Chattanooga, TN 37403-2136 · (423) 624-6584 · Fax (423) 624-6588
Fax(423) 624-6588
Sole ProprietorNo
Medical School CMSUniversity Of Alabama School Of MedicineGraduated 1999
Enumeration DateJanuary 25, 2006
Last NPPES UpdateFebruary 28, 2013
NPI 1144290834 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOrthopaedic Surgery · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207XX0005X
License Licensed in TN · 39362
Definition

An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.

979 E 3RD ST STE C430, Chattanooga, TN 37403

Other Identifiers 1

Medicare UPINI12790

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. John A Dorizas M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7810961919
PECOS Enrollment IDI20050202001017
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
107 services77 patients
Injection, ketorolac tromethamine, per 15 mg J1885
Ketorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.
100 services24 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
72 services55 patients
X-ray of shoulder, minimum of 2 views 73030
An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.
65 services65 patients
X-ray of upper spine, 6 or more views 72052
An X-ray of the upper spine with 6 or more views involves capturing multiple images of your neck and upper back. This non-invasive procedure helps doctors visualize the bones and joints, aiding in diagnosing conditions such as arthritis, fractures, or spinal deformities.
51 services51 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
45 services45 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Erlanger Medical Center

Acute Care Hospitals · Chattanooga, TN
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number440104
Location975 E 3rd StChattanooga, TN 37403 · Hamilton County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.19/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.2
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Shoulder orthosis, acromio/clavicular (canvas and webbing type), prefabricated, off-the-shelf L3670
DME-Orthotic Devices · category DF000N
2 suppliers17 claims17 services$107.99 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Orthopaedic Surgery
979 E 3RD ST STE C430
CHATTANOOGA, TN 37403

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Dorizas's NPI number?

The NPI number for John Dorizas is 1144290834. It was assigned to this individual provider in the NPPES registry on January 25, 2006.

Where is John Dorizas located?

John Dorizas practices at 979 E 3rd St Ste C430, Chattanooga, TN 37403. The listed phone number is (423) 624-6584.

What is John Dorizas's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Sports Medicine, with taxonomy code 207XX0005X.

Is John Dorizas enrolled in Medicare?

Yes. John Dorizas is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Dorizas accept?

Health plans from Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee and UnitedHealthcare list John Dorizas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Dorizas affiliated with any hospitals?

According to CMS data, John Dorizas is affiliated with Erlanger Medical Center.

When was this NPI record last updated?

The NPPES record for John Dorizas was last updated on February 28, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.