NPPES file of Aug 9, 2026

James Christopher Linhoff, PA-C

Physician Assistant · Phoenix, AZ

James Christopher Linhoff, PA-C is a physician assistant with a practice address in Phoenix, Arizona, and NPI 1649259482, issued on Jan 11, 2006. Check the license (Arizona 8735, 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
1649259482
Name
James Christopher Linhoff
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
8735 AZ
PA10004151 WA
Self-reported in NPPES; status is on the state search
Practice location
18444 N 25TH Ave Ste 210, Phoenix, AZ 85023
Phone
(866) 974-2673
Enumerated
Jan 11, 2006
Record last updated
Aug 13, 2025
Fax
(866) 939-2673
Medicaid ID
109260 AZ
Medicare enrollment
Enrolled (PECOS I20211221002861); 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 18444 N 25TH Ave Ste 210

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

  1. Glenn Banks, MFCT, LISACAddiction (Substance Use Disorder) Psychologist1053580381
  2. Kyra Barbosa, PA-CPhysician Assistant1326253485
  3. Ryan Beeker, DOOrthopaedic Surgery Physician1356834238
  4. David Ben-Aviv, MDPhysical Medicine & Rehabilitation Physician1639348436
  5. Cathleen Bickel, PA-CPhysician Assistant1992058127
  6. Katherine Biondo, ANP-CAdult Health Nurse Practitioner1538275250

Verify James Christopher Linhoff 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 8735
    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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80% fewer Medicare Part D claims than the average physician assistant in 2024

167 Medicare Part D claims for 92 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 89 claims were for opioids.

  1. James Linhoff167
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl54 claims
  2. Gabapentin25 claims
  3. Hydrocodone-Acetaminophen15 claims
  4. Meloxicam14 claims
  5. Tramadol Hcl14 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: $71.44

1 payment: food and beverage; the largest payer was MY01 Inc. 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. James Linhoff$71.44
  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. Center For Orthopedic Research And Education LLCSun City, AZ

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

James Christopher Linhoff among 3,666 physician assistant records in Arizona

James Christopher Linhoff, 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 84% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1999 · median 2018 among the 2,207 with a school on file
  • Record last updated2025 · 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).

923 physician assistant records list a practice address in Phoenix

They are 923 of the 31,399 NPPES records with a practice address in Phoenix, and 3,666 physician assistant records in Arizona.

The 8 physician assistant records with the nearest ZIP codes

  1. Kyra Barbosa, PA-CPhoenix, AZ 850231326253485
  2. Cathleen Bickel, PA-CPhoenix, AZ 850231992058127
  3. Monica Janac, PA-CPhoenix, AZ 850231285061481
  4. Chaim Kaplan, PA-CPhoenix, AZ 850231043593353
  5. Joshua Kohl, PA-CPhoenix, AZ 850231598168213
  6. Joseph Latzo, PA-CPhoenix, AZ 850231265978951
  7. Natanya McDonough, PA-CPhoenix, AZ 850231245500818
  8. Heather Miyashiro, PA-CPhoenix, AZ 850231922516483

Common questions

What is James Christopher Linhoff, PA-C's NPI number?

James Christopher Linhoff, PA-C's National Provider Identifier (NPI) is 1649259482, issued on Jan 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Christopher Linhoff, PA-C located?

The NPPES record lists a practice address at 18444 N 25TH Ave Ste 210, Phoenix, AZ, 85023. Phone: (866) 974-2673. Providers update this record themselves, so call before visiting.

How can I verify James Christopher Linhoff, PA-C's license?

NPPES lists Arizona license number 8735, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does James Christopher Linhoff, PA-C prescribe under Medicare Part D?

In 2024, James Christopher Linhoff, PA-C had 167 Medicare Part D claims for 92 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.