NPPES file of Aug 9, 2026

Steven C. Zeiller, MD

Orthopaedic Surgery of the Spine Physician · Tucson, AZ

Steven C. Zeiller, MD is an orthopaedic surgery of the spine physician with a practice address in Tucson, Arizona, and NPI 1003817602, issued on Aug 3, 2005. Check the license (Arizona 33741, 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
1003817602
Name
Steven C. Zeiller
Credential
MD
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License number
33741 AZ
Self-reported in NPPES; status is on the state search
Practice location
6320 N. LA Cholla Blvd, Tucson, AZ 85741
Phone
(520) 382-8200
Enumerated
Aug 3, 2005
Record last updated
Jun 21, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(520) 297-3505
Medicaid ID
939308 AZ
Medicare enrollment
Enrolled (PECOS I20050623001071); accepts Medicare assignment
Medical or professional school
Louisiana State University School Of Medicine In New Orleans, 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 6320 N. LA Cholla Blvd

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

  1. Kimberly Merrill-McNurlin, PA-CMedical Physician Assistant1710944970

Verify Steven C. Zeiller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 33741
    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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38% more Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024

525 Medicare Part D claims for 244 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. 158 claims were for opioids.

  1. Steven Zeiller525
  2. Specialty average381

Most prescribed

  1. Meloxicam116 claims
  2. Methylprednisolone116 claims
  3. Oxycodone-Acetaminophen58 claims
  4. Hydrocodone-Acetaminophen54 claims
  5. Gabapentin46 claims
  6. Tramadol Hcl44 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): 100 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. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  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: $195.87

2 payments; by number, the most common kind was food and beverage; the largest payer was Integrity Implants Inc. dba Accelus. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Zeiller$196
  2. Specialty average$34,072

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 Orthopaedic Institute Professional CorporationOro Valley, AZ

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

Steven C. Zeiller among 70 orthopaedic surgery of the spine physician records in Arizona

Steven C. Zeiller, MD is one of 70 orthopaedic surgery of the spine physician records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated1999 · median 2004 among the 56 with a school on file
  • Record last updated2012 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X 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 of the Spine Physician providers in Arizona

There are 70 orthopaedic surgery of the spine physician records in Arizona.

The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes

  1. Stephen Hanks, M.D.Tucson, AZ 857411689675274
  2. Marjorie Eskay-Auerbach, M.D.Tucson, AZ 857151821039629
  3. Adam Bevevino, M.D.Tucson, AZ 857121922260538
  4. Stephen Curtin, M.D.Tucson, AZ 857121609877596
  5. Gerard Jeong, MDTucson, AZ 857121194727578
  6. Kaiuwe Lewandrowski, M.D.Tucson, AZ 857121295736932
  7. Peter Du, MDTucson, AZ 857111891286159
  8. Robert Dzioba, MDTucson, AZ 857041821061623

Common questions

What is Steven C. Zeiller, MD's NPI number?

Steven C. Zeiller, MD's National Provider Identifier (NPI) is 1003817602, issued on Aug 3, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steven C. Zeiller, MD located?

The NPPES record lists a practice address at 6320 N. LA Cholla Blvd, Tucson, AZ, 85741. Phone: (520) 382-8200. Providers update this record themselves, so call before visiting.

How can I verify Steven C. Zeiller, MD's license?

NPPES lists Arizona license number 33741, 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 Steven C. Zeiller, MD prescribe under Medicare Part D?

In 2024, Steven C. Zeiller, MD had 525 Medicare Part D claims for 244 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is Steven C. Zeiller, MD's MIPS final score?

The 2023 MIPS final score is 100 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.