Doctor profile · Federal record

Dr. Kathryn O'Reilly, MD, PHD

Mohs-Micrographic Surgery Physician (CMS: Dermatology) · Dermatology Physician · Procedural Dermatology Physician · Lewes, DE

  • NPI 1033370408
  • Accepts Medicare
  • MIPS 98.0 / 100 · 2023
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
750 Kings Hwy, Suite 110
Lewes, DE 199581772
(302) 644-6400

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
August 12, 2020
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207ND0101X — NUCC code
State license (1)
Delaware #C1-0010044

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033370408. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
20,751
Distinct HCPCS
10
Medicare allowed
$1,730,412
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 6,844 1,214 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 2,934 2,261 $91
17000 Destruction of precancer skin growth, 1 growth 1,992 1,598 $50
11102 Biopsy of related skin growth, first growth 1,326 1,140 $91
17110 Destruction of skin growth, 1-14 growths 1,184 1,020 $115
99214 Established patient office or other outpatient visit, 30-39 minutes 990 798 $129
G6001 Ultrasonic guidance for placement of radiation therapy fields 821 64 $184
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 787 59 $276
77401 Superficial and/or low voltage radiation treatment delivery 745 45 $42
11103 Biopsy of related skin growth, each additional growth 651 408 $52

In context: peer comparison

Among 2 peers in this city , average services per provider: 412. This provider delivers 50× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 1 $99.99
Regeneron Healthcare Solutions, Inc. 1 $17.39

By nature of payment

Education
$100
Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
336
Patients
201
Total drug cost
$136,350
Drug Type Claims Patients Total cost
Ketoconazole Generic 62 34 $1,736
Clobetasol Propionate Generic 49 31 $2,532
Triamcinolone Acetonide Generic 47 37 $467
Mupirocin Generic 31 28 $274
Metronidazole Generic 27 18 $1,445
Clindamycin Phosphate Generic 22 15 $628
Doxycycline Monohydrate Generic 16 13 $211
Fluorouracil Generic 16 14 $1,074
Hydrocortisone Generic 16 11 $97
Imiquimod Generic 15 0 $417

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn O'Reilly's medical specialty?
Dr. Kathryn O'Reilly practices Mohs-Micrographic Surgery Physician in Lewes, DE.
Where does Dr. Kathryn O'Reilly practice?
Dr. Kathryn O'Reilly practices at 750 Kings Hwy, Lewes, DE 199581772. Office phone: 3026446400.
What is Dr. Kathryn O'Reilly's NPI?
Dr. Kathryn O'Reilly's National Provider Identifier (NPI) is 1033370408, issued by NPPES.
Does Dr. Kathryn O'Reilly accept Medicare assignment?
Yes. Dr. Kathryn O'Reilly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn O'Reilly commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.