Kirsten Sumner, M.D.
Orthopaedic Hand Surgery Physician · Gilbert, AZ
Kirsten Sumner, M.D. is an orthopaedic hand surgery physician with a practice address in Gilbert, Arizona, and NPI 1578981601, issued on Apr 5, 2014. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kirsten Sumner
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Hand Surgery Physician 207XS0106X
- Practice location
- 3420 S Mercy RD Ste 200, Gilbert, AZ 85297
- Phone
- (480) 909-3788
- Enumerated
- Apr 5, 2014
- Entity
- Type 1 · individual
Also registered at 3420 S Mercy RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Emily Crisler-Winarta, PA-C, ATCSurgical Physician Assistant1811562275
- Nicole D'Apice, PA-CPhysician Assistant1851608152
- Alexander Friedl, PA-CPhysician Assistant1285328161
- Afzal Khan, M.D.Family Medicine Physician1669768305
- Tatum Komenda, PA-CPhysician Assistant1457085565
- Brett MasonPhysician Assistant1285087759
Verify Kirsten Sumner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
64% fewer Medicare Part D claims than the average orthopaedic hand surgery physician in 2024
66 Medicare Part D claims for 59 beneficiaries, against an average of 185 among the 1,440 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Methylprednisolone25 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 Medicare quality score for 2023: 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $395.97
10 payments, mostly food and beverage; the largest payer was Stryker Corporation. The 1,202 providers of this specialty with any payment received $6,994.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Sjhmc Physician ServicesGilbert, AZ
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Orthopaedic Hand Surgery Physician providers in Arizona
There are 40 orthopaedic hand surgery physician records in Arizona.
Other orthopaedic hand surgery physician records in Arizona
- Tanay Amin, M.D.Peoria, AZ1013170232
- Olubukunola Ayeni, MD, MPH, FRCSCPhoenix, AZ1295289247
- Giles Becker, M.D.Tucson, AZ1932472826
- Timothy Beer, MDTucson, AZ1992709240
- Andrew Blount, MDPhoenix, AZ1285896977
- Douglas Bobb, D.O.Phoenix, AZ1679563167
- Thomas Butler, MDTucson, AZ1205838398
- Matthew Conklin, M.D.Phoenix, AZ1770698722
- Ammer Dbeis, DOGoodyear, AZ1326602947
- Timothy Dixon, MDTucson, AZ1669435319
Common questions
What is Kirsten Sumner, M.D.'s NPI number?
Kirsten Sumner, M.D.'s National Provider Identifier (NPI) is 1578981601, issued on Apr 5, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Kirsten Sumner, M.D. located?
The NPPES record lists a practice address at 3420 S Mercy RD Ste 200, Gilbert, AZ, 85297. Phone: (480) 909-3788. Providers update this record themselves, so call before visiting.
How can I verify Kirsten Sumner, M.D.'s license?
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.
How much does Kirsten Sumner, M.D. prescribe under Medicare Part D?
In 2024, Kirsten Sumner, M.D. had 66 Medicare Part D claims for 59 beneficiaries; the average among orthopaedic hand surgery physician prescribers was 185. Part D covers Medicare prescriptions only.
What is Kirsten Sumner, M.D.'s Medicare quality 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.