Kathryn Elizabeth O'Reilly, MD, PHD
MOHS-Micrographic Surgery Physician · Lewes, DE
Kathryn Elizabeth O'Reilly, MD, PHD is a mohs-micrographic surgery physician with a practice address in Lewes, Delaware, and NPI 1033370408, issued on Jun 18, 2008. Check the license (Delaware C1-0010044, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Kathryn Elizabeth O'Reilly
- Credential
- MD, PHD
- Primary taxonomy
- MOHS-Micrographic Surgery Physician 207ND0101X
- License number
- C1-0010044 DE
Self-reported in NPPES; status is on the state search - Practice location
- 750 Kings Hwy, Lewes, DE 19958
- Phone
- (302) 644-6400
- Enumerated
- Jun 18, 2008
- Record last updated
- Aug 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120806000572); accepts Medicare assignment
- Entity
- Type 1 · individual
5 nearest mohs-micrographic surgery physician records → All 6 in Delaware → Look up another NPI →
Also registered at 750 Kings Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Cahoon, DMDOral and Maxillofacial Surgery (Dentist)1043202039
- Erik Stancofski, MDSurgery Physician1104828094
- Ramakrishna Tatineni, MDSurgery Physician1457353252
Verify Kathryn Elizabeth O'Reilly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license C1-0010044Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average mohs-micrographic surgery physician in 2024
478 Medicare Part D claims for 211 beneficiaries, against an average of 570 among the 1,396 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Ketoconazole73 claims
- Clobetasol Propionate61 claims
- Triamcinolone Acetonide42 claims
- Hydrocortisone35 claims
- Metronidazole35 claims
- Fluorouracil33 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): 98 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: $117.38
2 payments; by number, the most common kind was education; the largest payer was Janssen Biotech, 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
- Cape Henlopen Dermatology PALewes, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
MOHS-Micrographic Surgery Physician providers in Delaware
There are 6 mohs-micrographic surgery physician records in Delaware.
All 6 in Delaware → Every provider in Lewes → MOHS-Micrographic Surgery Physician nationwide →
The 5 mohs-micrographic surgery physician records with the nearest ZIP codes
- Mitchell Stickler, M.D.Lewes, DE 199581275597114
- Stephanie Jackson CullisonWilmington, DE 198101457705956
- Christopher Conti, MDNewark, DE 197131801890397
- Aton Holzer, MDNewark, DE 197131083828180
- Alexander Valiga, MDNewark, DE 197131730640780
Common questions
What is Kathryn Elizabeth O'Reilly, MD, PHD's NPI number?
Kathryn Elizabeth O'Reilly, MD, PHD's National Provider Identifier (NPI) is 1033370408, issued on Jun 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Elizabeth O'Reilly, MD, PHD located?
The NPPES record lists a practice address at 750 Kings Hwy, Lewes, DE, 19958. Phone: (302) 644-6400. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Elizabeth O'Reilly, MD, PHD's license?
NPPES lists Delaware license number C1-0010044, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kathryn Elizabeth O'Reilly, MD, PHD prescribe under Medicare Part D?
In 2024, Kathryn Elizabeth O'Reilly, MD, PHD had 478 Medicare Part D claims for 211 beneficiaries; the average among mohs-micrographic surgery physician prescribers was 570. Part D covers Medicare prescriptions only.
What is Kathryn Elizabeth O'Reilly, MD, PHD's MIPS final score?
The 2023 MIPS final score is 98 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.