Katherine Quan, M.D.
MOHS-Micrographic Surgery Physician · Chandler, AZ
Katherine Quan, M.D. is a mohs-micrographic surgery physician with a practice address in Chandler, Arizona, and NPI 1629051917, issued on Nov 21, 2005. Check the license (Arizona 25345, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Katherine Quan
- Credential
- M.D.
- Primary taxonomy
- MOHS-Micrographic Surgery Physician 207ND0101X
- License number
- 25345 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1100 S Dobson RD Ste 223, Chandler, AZ 85286
- Phone
- (480) 821-8888
- Enumerated
- Nov 21, 2005
- Entity
- Type 1 · individual
Also registered at 1100 S Dobson RD Ste 223
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Artounian, MDDermatology Physician1750026977
- Jacob Gaare, PA-CPhysician Assistant1265108740
- Rosemary Geary, M.D.Dermatology Physician1467431668
- Michelle Jeffries, D.O.Pediatric Dermatology Physician1669703286
- Amanda Lamanna, PA-CPhysician Assistant1205117751
- Cassandra Shore, P.A.Medical Physician Assistant1982958682
Verify Katherine Quan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 25345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
93% fewer Medicare Part D claims than the average mohs-micrographic surgery physician in 2024
41 Medicare Part D claims for 37 beneficiaries, against an average of 570 among the 1,396 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Cephalexin32 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: 82.4 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: $115.27
6 payments, mostly food and beverage; the largest payer was Dentsply Sirona Inc. The 1,074 providers of this specialty with any payment received $4,075.23 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.
Bills Medicare through one group practice
- East Valley Dermatology CenterChandler, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
MOHS-Micrographic Surgery Physician providers in Arizona
There are 39 mohs-micrographic surgery physician records in Arizona.
Other mohs-micrographic surgery physician records in Arizona
- James Barlow, M.D.Surprise, AZ1982683405
- Katharine Bermingham Cordova, MDSun City West, AZ1396962767
- Carin Cain, MDFlagstaff, AZ1972517530
- John Chen, M.D., FAADTucson, AZ1942209887
- Amena Deluca, MDPhoenix, AZ1972766921
- Anir Dhir, M.D.Tucson, AZ1912900200
- John Ebner, D.O.Phoenix, AZ1295927788
- James Foshee, MDPhoenix, AZ1689037152
- Seth Goodman, DOSun City, AZ1750726253
- Robert Griego, MDMesa, AZ1679685614
Common questions
What is Katherine Quan, M.D.'s NPI number?
Katherine Quan, M.D.'s National Provider Identifier (NPI) is 1629051917, issued on Nov 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Quan, M.D. located?
The NPPES record lists a practice address at 1100 S Dobson RD Ste 223, Chandler, AZ, 85286. Phone: (480) 821-8888. Providers update this record themselves, so call before visiting.
How can I verify Katherine Quan, M.D.'s license?
NPPES lists Arizona license number 25345, as entered by the provider. 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 Katherine Quan, M.D. prescribe under Medicare Part D?
In 2024, Katherine Quan, M.D. had 41 Medicare Part D claims for 37 beneficiaries; the average among mohs-micrographic surgery physician prescribers was 570. Part D covers Medicare prescriptions only.
What is Katherine Quan, M.D.'s Medicare quality score?
The 2023 MIPS final score is 82.4 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.
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) 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 27, 2026.