NPPES file of Aug 9, 2026

Timothy Burt Dixon, MD

Orthopaedic Surgery Physician · Tucson, AZ

Timothy Burt Dixon, MD is an orthopaedic surgery physician with a practice address in Tucson, Arizona, and NPI 1669435319, issued on Apr 11, 2006. Check the license (Arizona 33731, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669435319
Name
Timothy Burt Dixon
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
33731 AZ
Self-reported in NPPES; status is on the state search
Practice location
6567 E Carondelet Dr, Tucson, AZ 85710
Phone
(520) 885-6701
Enumerated
Apr 11, 2006
Record last updated
Jun 5, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(520) 885-9037
Medicaid ID
932394 AZ
Medicare enrollment
Enrolled (PECOS I20050606000599); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 1999
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6567 E Carondelet Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Peter Amene, MDInternal Medicine Physician1902841158
  2. Richard Blew, M.D.Orthopaedic Surgery Physician1073576856
  3. George Bradbury, MDSports Medicine (Orthopaedic Surgery) Physician1629054861
  4. Lisa Castellano, D.O.Cardiovascular Disease Physician1144345810
  5. Daniel Casto, MDFamily Medicine Physician1518930007
  6. Joseph Chambers, M.D.Interventional Cardiology Physician1578533238

Verify Timothy Burt Dixon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 33731
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3.8 times the Medicare Part D claims of the average orthopaedic surgery physician in 2024

1,303 Medicare Part D claims for 420 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were under 1% of claims. 374 claims were for opioids.

  1. Timothy Dixon1,303
  2. Specialty average346

Most prescribed

  1. Meloxicam346 claims
  2. Oxycodone-Acetaminophen301 claims
  3. Amoxicillin235 claims
  4. Cephalexin116 claims
  5. Indomethacin60 claims
  6. Clindamycin Hcl56 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score79.6
  2. Costout of 100 · 30%60.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $210.89

3 payments; by number, the most common kind was food and beverage; the largest payer was Davol Inc. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Dixon$211
  2. Specialty average$23,023

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Tucson Physician Group Holdings LLCTucson, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Timothy Burt Dixon among 462 orthopaedic surgery physician records in Arizona

Timothy Burt Dixon, MD is one of 462 orthopaedic surgery physician records with a practice address in Arizona. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 18% of them.

  • NPI issued2006 · 18% of these records are older, 51% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1999 · median 2003 among the 281 with a school on file
  • Record last updated2019 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Arizona

There are 462 orthopaedic surgery physician records in Arizona.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Richard Blew, M.D.Tucson, AZ 857101073576856
  2. Thomas Nelson, M.D.Tucson, AZ 857101386753895
  3. Mark Senese, MDTucson, AZ 857101497772990
  4. Robert Wood, M.D.Tucson, AZ 857101497718332
  5. Edward Berghausen, MDTucson, AZ 857111972589117
  6. Gregory Desilva, MDTucson, AZ 857111770523656
  7. Leonard Latt, M.D. PH.D.Tucson, AZ 857111174745640
  8. Jordan Smith, M.D.Tucson, AZ 857111306906144

Common questions

What is Timothy Burt Dixon, MD's NPI number?

Timothy Burt Dixon, MD's National Provider Identifier (NPI) is 1669435319, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Burt Dixon, MD located?

The NPPES record lists a practice address at 6567 E Carondelet Dr, Tucson, AZ, 85710. Phone: (520) 885-6701. Providers update this record themselves, so call before visiting.

How can I verify Timothy Burt Dixon, MD's license?

NPPES lists Arizona license number 33731, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Timothy Burt Dixon, MD prescribe under Medicare Part D?

In 2024, Timothy Burt Dixon, MD had 1,303 Medicare Part D claims for 420 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.

What is Timothy Burt Dixon, MD's MIPS final score?

The 2023 MIPS final score is 81.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.