NPPES file of Aug 9, 2026

John A. Zavala, MD

Orthopaedic Surgery Physician · Rockwall, TX

John A. Zavala, MD is an orthopaedic surgery physician with a practice address in Rockwall, Texas, and NPI 1790973121, issued on Oct 10, 2007. Check the license (Texas N6793, as entered in NPPES) on the Texas 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
1790973121
Name
John A. Zavala
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
N6793 TX
Self-reported in NPPES; status is on the state search
Practice location
1301 Summer Lee Drive, Rockwall, TX 75032
Phone
(972) 771-8111
Enumerated
Oct 10, 2007
Record last updated
Aug 15, 2025
Fax
(972) 771-8103
Medicare enrollment
Enrolled (PECOS I20110425000773); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2004
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 1301 Summer Lee Drive

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

  1. Mohammad Burney, MDOrthopaedic Surgery Physician1932131398
  2. Marcus Cotton, OPA-C, SA-CSurgical Physician Assistant1831357235

Verify John A. Zavala in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N6793
    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 Texas 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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4% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

331 Medicare Part D claims for 181 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 224 claims were for opioids.

  1. John Zavala331
  2. Specialty average346

Most prescribed

  1. Hydrocodone-Acetaminophen160 claims
  2. Methylprednisolone33 claims
  3. Tramadol Hcl33 claims
  4. Meloxicam24 claims
  5. Oxycodone-Acetaminophen13 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $95.53

5 payments; by number, the most common kind was food and beverage; the largest payer was Bioventus LLC. 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. John Zavala$96
  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. Orthopaedic Specialists OF Dallas PARockwall, TX

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

John A. Zavala among 1,514 orthopaedic surgery physician records in Texas

John A. Zavala, MD is one of 1,514 orthopaedic surgery physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 54% of them.

  • NPI issued2007 · 54% of these records are older, 36% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2004 · median 2003 among the 1,016 with a school on file
  • Record last updated2025 · 54% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 orthopaedic surgery physician records list a practice address in Rockwall

They are 16 of the 1,546 NPPES records with a practice address in Rockwall, and 1,514 orthopaedic surgery physician records in Texas.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Joshua Acree, D.O.Rockwall, TX 750321730475542
  2. Daniel Aldrich, MDRockwall, TX 750321043320542
  3. Theodore Belanger, MDRockwall, TX 750321700869997
  4. Mohammad Burney, MDRockwall, TX 750321932131398
  5. David CampbellRockwall, TX 750321952832826
  6. Michael Duchamp, DORockwall, TX 750321285728394
  7. Craig Duhon, M.D.Rockwall, TX 750321962512491
  8. Bruno GrossRockwall, TX 750321194172130

Common questions

What is John A. Zavala, MD's NPI number?

John A. Zavala, MD's National Provider Identifier (NPI) is 1790973121, issued on Oct 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John A. Zavala, MD located?

The NPPES record lists a practice address at 1301 Summer Lee Drive, Rockwall, TX, 75032. Phone: (972) 771-8111. Providers update this record themselves, so call before visiting.

How can I verify John A. Zavala, MD's license?

NPPES lists Texas license number N6793, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John A. Zavala, MD prescribe under Medicare Part D?

In 2024, John A. Zavala, MD had 331 Medicare Part D claims for 181 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.

What is John A. Zavala, MD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.