NPPES file of Aug 9, 2026

Andrew Patrick Mahoney

Orthopaedic Surgery Physician · Portland, OR

Andrew Patrick Mahoney is an orthopaedic surgery physician with a practice address in Portland, Oregon, and NPI 1104098136, issued on Mar 31, 2008. Check the license (Oregon MD227937, as entered in NPPES) on the Oregon 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
1104098136
Name
Andrew Patrick Mahoney
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
MD227937 OR
42577 AZ
80867 AZ
260862 NY
Self-reported in NPPES; status is on the state search
Practice location
5050 NE Hoyt St Ste 340, Portland, OR 97213
Phone
(503) 238-1061
Enumerated
Mar 31, 2008
Record last updated
Jul 28, 2026
Fax
(503) 238-0841
Medicaid ID
500877141 OR
Medicare enrollment
Enrolled (PECOS I20120913000256); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 2006
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 5050 NE Hoyt St Ste 340

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

  1. Gavin Button, MDOrthopaedic Surgery Physician1639171259
  2. Sean Conley, PA-CSurgical Physician Assistant1043804206
  3. Samantha Consol, PA-CSurgical Physician Assistant1679109011
  4. Anthony Eames, PACSurgical Physician Assistant1639148364
  5. Gary Fielden, P.A.Surgical Physician Assistant1558651158
  6. Kylie GierachSurgical Physician Assistant1992688006

Verify Andrew Patrick Mahoney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD227937
    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 Oregon 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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8% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

318 Medicare Part D claims for 175 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 86 claims were for opioids.

  1. Andrew Mahoney318
  2. Specialty average346

Most prescribed

  1. Celecoxib100 claims
  2. Oxycodone-Acetaminophen48 claims
  3. Meloxicam36 claims
  4. Tramadol Hcl24 claims
  5. Amoxicillin22 claims
  6. Gabapentin18 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: $2,880.33

16 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Andrew Mahoney$2,880
  2. Specialty average$23,023

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 CorporationTucson, AZ

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

Andrew Patrick Mahoney among 335 orthopaedic surgery physician records in Oregon

Andrew Patrick Mahoney is one of 335 orthopaedic surgery physician records with a practice address in Oregon. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 70% of them.

  • NPI issued2008 · 70% of these records are older, 25% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileYes · 49% of these records are
  • Graduated2006 · median 2002 among the 165 with a school on file
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Oregon

There are 335 orthopaedic surgery physician records in Oregon.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. James Baldwin, MDPortland, OR 972131083680011
  2. Gavin Button, MDPortland, OR 972131639171259
  3. James Hamilton, M.D.Portland, OR 972131992771372
  4. David Hikes, MDPortland, OR 972131770511628
  5. Joseph Mandiberg, MDPortland, OR 972131144214743
  6. Stuart Montgomery, M.D.Portland, OR 972131295733723
  7. John O'Shea, MDPortland, OR 972131306921978
  8. Richard Rubinstein, MDPortland, OR 972131235291576

Common questions

What is Andrew Patrick Mahoney's NPI number?

Andrew Patrick Mahoney's National Provider Identifier (NPI) is 1104098136, issued on Mar 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Patrick Mahoney located?

The NPPES record lists a practice address at 5050 NE Hoyt St Ste 340, Portland, OR, 97213. Phone: (503) 238-1061. Providers update this record themselves, so call before visiting.

How can I verify Andrew Patrick Mahoney's license?

NPPES lists Oregon license number MD227937, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Andrew Patrick Mahoney prescribe under Medicare Part D?

In 2024, Andrew Patrick Mahoney had 318 Medicare Part D claims for 175 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.

What is Andrew Patrick Mahoney'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.