NPPES file of Aug 9, 2026

Byron H. Willis, M.D.

Neurological Surgery Physician · Phoenix, AZ

Byron H. Willis, M.D. is a neurological surgery physician with a practice address in Phoenix, Arizona, and NPI 1316960842, issued on Jul 25, 2006. Check the license (Arizona 30100, 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
1316960842
Name
Byron H. Willis
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
30100 AZ
Self-reported in NPPES; status is on the state search
Practice location
1331 N 7TH St Ste 405, Phoenix, AZ 85006
Phone
(866) 974-2673
Enumerated
Jul 25, 2006
Record last updated
Apr 23, 2024
Fax
(866) 939-2673
Medicaid ID
686058 AZ
Medicare enrollment
Enrolled (PECOS I20040830000481); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 1996
Telehealth
Offers telehealth (CMS)
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 1331 N 7TH St Ste 405

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

  1. Manda Chatelain, NPAcute Care Nurse Practitioner1124049838
  2. Jacob Gervais, PA-CPhysician Assistant1548999766
  3. Christopher Iannotti, MDNeurological Surgery Physician1124294913
  4. Ashlyn Kelley, AGACNPAcute Care Nurse Practitioner1467035931
  5. Vikram Kumar, MDNeurological Surgery Physician1295758035
  6. Jose Menendez, MDNeurological Surgery Physician1295744779

Verify Byron H. Willis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 30100
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 82.5 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 score73.1
  2. Costout of 100 · 30%68.5
  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: $3,667.74

51 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Byron Willis$3,668
  2. Specialty average$14,926

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. Center For Orthopedic Research And Education LLCPhoenix, AZ

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

Byron H. Willis among 198 neurological surgery physician records in Arizona

Byron H. Willis, M.D. is one of 198 neurological surgery physician records with a practice address in Arizona. 77% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 64% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1996 · median 2004 among the 124 with a school on file
  • Record last updated2024 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Arizona

There are 198 neurological surgery physician records in Arizona.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Robert Bina, MDPhoenix, AZ 850061376980821
  2. Arnold Calica, M.D.Phoenix, AZ 850061215905401
  3. Daniel Cavalcanti, MD, PHDPhoenix, AZ 850061700377827
  4. Na Tosha Gatson, MD, PHD,FAANPhoenix, AZ 850061790910560
  5. Christopher Iannotti, MDPhoenix, AZ 850061124294913
  6. Vikram Kumar, MDPhoenix, AZ 850061295758035
  7. Nikolay Martirosyan, MD, PHDPhoenix, AZ 850061619239142
  8. Julie Mayeku, MDPhoenix, AZ 850061396195392

Common questions

What is Byron H. Willis, M.D.'s NPI number?

Byron H. Willis, M.D.'s National Provider Identifier (NPI) is 1316960842, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Byron H. Willis, M.D. located?

The NPPES record lists a practice address at 1331 N 7TH St Ste 405, Phoenix, AZ, 85006. Phone: (866) 974-2673. Providers update this record themselves, so call before visiting.

How can I verify Byron H. Willis, M.D.'s license?

NPPES lists Arizona license number 30100, 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.

What is Byron H. Willis, M.D.'s MIPS final score?

The 2023 MIPS final score is 82.5 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.