NPPES file of Aug 9, 2026

Mark A. Thiele, PA-C

Physician Assistant · Prescott, AZ

Mark A. Thiele, PA-C is a physician assistant with a practice address in Prescott, Arizona, and NPI 1992708523, issued on May 27, 2005. Check the license (Arizona 4659, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1992708523
Name
Mark A. Thiele
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
4659 AZ
Self-reported in NPPES; status is on the state search
Practice location
1223 Willow Creek RD, Prescott, AZ 86301
Phone
(928) 777-9950
Enumerated
May 27, 2005
Record last updated
Mar 29, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(928) 777-9975
Medicaid IDs
291957500 FL
782816 AZ
Medicare enrollment
Enrolled (PECOS I20100827000022); accepts Medicare assignment
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 1223 Willow Creek RD

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

  1. Richard Bassett, DOAdult Reconstructive Orthopaedic Surgery Physician1245473537
  2. Michael Dobson, PASurgical Physician Assistant1538498928
  3. Morgan McKinney, DPTPhysical Therapist1982570735
  4. Deborah Moon, PTPhysical Therapist1891014353
  5. Paul Pflueger, MDOrthopaedic Surgery Physician1386647998
  6. Wilford Richardson, M.D.Orthopaedic Hand Surgery Physician1134389232

Verify Mark A. Thiele in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 4659
    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
Find 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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39% fewer Medicare Part D claims than the average physician assistant in 2024

509 Medicare Part D claims for 225 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 110 claims were for opioids.

  1. Mark Thiele509
  2. Specialty average830

Most prescribed

  1. Amoxicillin89 claims
  2. Oxycodone-Acetaminophen75 claims
  3. Cephalexin56 claims
  4. Celecoxib53 claims
  5. Meloxicam52 claims
  6. Ondansetron Odt41 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.

Industry payments in 2024: $445.21

5 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Thiele$445.21
  2. Specialty average$841.65

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. Granite Orthopaedics PLLCPrescott, AZ

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

Mark A. Thiele among 3,666 physician assistant records in Arizona

Mark A. Thiele, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2004 · median 2018 among the 2,207 with a school on file
  • Record last updated2017 · 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).

51 physician assistant records list a practice address in Prescott

They are 51 of the 1,818 NPPES records with a practice address in Prescott, and 3,666 physician assistant records in Arizona.

The 8 physician assistant records with the nearest ZIP codes

  1. Ann CurryPrescott, AZ 863011700811049
  2. Sandra-Lynn Hutchison, P.A.Prescott, AZ 863011497761332
  3. Dawn Lagary, PA-CPrescott, AZ 863011518917327
  4. Joseph Maidl, P.A.-CPrescott, AZ 863011023146974
  5. Juliette McCaffrey, PA-CPrescott, AZ 863011235227729
  6. Deborah Pallett, PA-CPrescott, AZ 863011629193644
  7. Ha Pham, PA-CPrescott, AZ 863011366777575
  8. Keith Plamondon, PA-CPrescott, AZ 863011639198781

Common questions

What is Mark A. Thiele, PA-C's NPI number?

Mark A. Thiele, PA-C's National Provider Identifier (NPI) is 1992708523, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Thiele, PA-C located?

The NPPES record lists a practice address at 1223 Willow Creek RD, Prescott, AZ, 86301. Phone: (928) 777-9950. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Thiele, PA-C's license?

NPPES lists Arizona license number 4659, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Mark A. Thiele, PA-C prescribe under Medicare Part D?

In 2024, Mark A. Thiele, PA-C had 509 Medicare Part D claims for 225 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

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.