John Xavier Miller, PA-C
Physician Assistant · Scottsdale, AZ
John Xavier Miller, PA-C is a physician assistant with a practice address in Scottsdale, Arizona, and NPI 1548727969, issued on Feb 21, 2019. Check the license (Arizona 7385, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Xavier Miller
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 7385 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 13400 E Shea Blvd, Scottsdale, AZ 85259
- Phone
- (480) 301-8000
- Enumerated
- Feb 21, 2019
- Record last updated
- Oct 18, 2024
- Medicare enrollment
- Enrolled (PECOS I20190406000074); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,666 in Arizona → Look up another NPI →
Also registered at 13400 E Shea Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Xavier Miller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 7385Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average physician assistant in 2024
68 Medicare Part D claims for 50 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
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): 78.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Nextcare Arizona I JV LLCYuma, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Xavier Miller among 3,666 physician assistant records in Arizona
John Xavier Miller, PA-C is one of 3,666 physician assistant 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 2019, is newer than 53% of them.
- NPI issued2019 · 53% of these records are older, 41% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2017 · median 2018 among the 2,207 with a school on file
- Record last updated2024 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
416 physician assistant records list a practice address in Scottsdale
They are 416 of the 11,008 NPPES records with a practice address in Scottsdale, and 3,666 physician assistant records in Arizona.
All 3,666 in Arizona → Every provider in Scottsdale → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Diane Childers-Watson, P.A.Scottsdale, AZ 852591114983079
- Robin Cremer, P.A.-C.Scottsdale, AZ 852591467434852
- Mary Cross, P.A.-C.Scottsdale, AZ 852591902889132
- Lori Decook, PA-CScottsdale, AZ 852591750358636
- Koryn Kayler-Bucich, PA-CScottsdale, AZ 852591528045689
- Susan Lemens, PA-CScottsdale, AZ 852591982687323
- Sarah Nevsimal, PAScottsdale, AZ 852591346244753
- Joan Reynolds, P.A.-C.Scottsdale, AZ 852591629051883
Common questions
What is John Xavier Miller, PA-C's NPI number?
John Xavier Miller, PA-C's National Provider Identifier (NPI) is 1548727969, issued on Feb 21, 2019. An NPI identifies a provider in billing; it is not a license.
Where is John Xavier Miller, PA-C located?
The NPPES record lists a practice address at 13400 E Shea Blvd, Scottsdale, AZ, 85259. Phone: (480) 301-8000. Providers update this record themselves, so call before visiting.
How can I verify John Xavier Miller, PA-C's license?
NPPES lists Arizona license number 7385, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does John Xavier Miller, PA-C prescribe under Medicare Part D?
In 2024, John Xavier Miller, PA-C had 68 Medicare Part D claims for 50 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is John Xavier Miller, PA-C's MIPS final score?
The 2023 MIPS final score is 78.6 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.