Katherine Roy, M.D.
Internal Medicine Physician · Chapel Hill, NC
Katherine Roy, M.D. is an internal medicine physician with a practice address in Chapel Hill, North Carolina, and NPI 1063707412, issued on Jun 14, 2011. Check the license (North Carolina 2015-00643, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Katherine Roy
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 2015-00643 NC
MT200362 PA
Self-reported in NPPES; status is on the state search - Practice location
- 410 Market St, Chapel Hill, NC 27516
- Phone
- (919) 966-2483
- Enumerated
- Jun 14, 2011
- Entity
- Type 1 · individual
Also registered at 410 Market St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adewole Adamson, M.D.Dermatology Physician1255630034
- Jonathan Bissette, PA-CPhysician Assistant1467909200
- Brooke Chidgey, M.D.Pain Medicine (Anesthesiology) Physician1346446754
- Sarah Corley, M.D.Dermatology Physician1255627451
- Donna Culton, MDDermatology Physician1487876223
- Jane Giang, PHARM D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1326459512
Verify Katherine Roy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2015-00643Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
531 Medicare Part D claims for 204 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Ketoconazole134 claims
- Triamcinolone Acetonide75 claims
- Clobetasol Propionate59 claims
- Hydrocortisone31 claims
- Doxycycline Hyclate23 claims
- Valacyclovir21 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: 87.1 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: $426.80
17 payments, mostly food and beverage; the largest payer was Genzyme Corporation. The 65,274 providers of this specialty with any payment received $2,536.66 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
- Dermatology Group OF The CarolinasConcord, NC
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.
258 internal medicine physician records list a Chapel Hill practice address
They are 258 of the 7,608 NPPES records with a Chapel Hill practice address, and 4,922 internal medicine physician records in North Carolina.
All 258 in Chapel Hill → All 4,922 in North Carolina → Every provider in Chapel Hill →
Other internal medicine physician records in North Carolina
- Ana Abaroa-Salvatierra, M.D.Pollocksville, NC1598101750
- Naa Deisa Abbey, MDShelby, NC1467899294
- Rami Abdo, MDDurham, NC1184693160
- Farhath Abdul Kareem, MDCary, NC1679687347
- Firas Abdulmajeed, M.D.Winston Salem, NC1427358043
- Erlinda Abella, MDSalisbury, NC1649251505
- Bisrat AberaFayetteville, NC1871453886
- David Abernathy, M. D.Morganton, NC1265497366
- Hiba Abouassi, M.D.Durham, NC1063617470
- Maroun Aboutayeh, D.O.Asheville, NC1447757992
Common questions
What is Katherine Roy, M.D.'s NPI number?
Katherine Roy, M.D.'s National Provider Identifier (NPI) is 1063707412, issued on Jun 14, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Roy, M.D. located?
The NPPES record lists a practice address at 410 Market St, Chapel Hill, NC, 27516. Phone: (919) 966-2483. Providers update this record themselves, so call before visiting.
How can I verify Katherine Roy, M.D.'s license?
NPPES lists North Carolina license number 2015-00643, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Roy, M.D. prescribe under Medicare Part D?
In 2024, Katherine Roy, M.D. had 531 Medicare Part D claims for 204 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Katherine Roy, M.D.'s Medicare quality score?
The 2023 MIPS final score is 87.1 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.