Doctor profile · Federal record

Dr. Kathryn Sowerwine

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Washington, DC

  • NPI 1477712867
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-2600
Mailing address
4220 Campbell Ave, #820
Arlington, VA 222063427

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
August 11, 2009
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
District of Columbia #MD038093

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477712867. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
391
Distinct HCPCS
8
Medicare allowed
$36,239
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 90 69 $144
17003 Destruction of precancer skin growth, 2-14 growths 89 29 $8
17000 Destruction of precancer skin growth, 1 growth 63 46 $63
99213 Established patient office or other outpatient visit, 20-29 minutes 43 36 $102
17110 Destruction of skin growth, 1-14 growths 42 34 $131
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $181
11102 Biopsy of related skin growth, first growth 21 21 $91
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $127

In context: peer comparison

Among 219 peers in Washington Internal Medicine Physician, average services per provider: 102. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$104,052
Transactions
191
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Genzyme Corporation 59 $65,900.67
Regeneron Healthcare Solutions, INC. 31 $15,657.53
Dermavant Sciences, INC. 15 $10,072.65
Novartis Pharmaceuticals Corporation 11 $6,188.72
Arcutis Biotherapeutics, INC. 7 $4,585.36
Lilly USA, LLC 15 $432.00
Abbvie INC. 19 $344.06
Pfizer INC. 15 $342.67
Ucb, INC. 7 $179.42
Incyte Corporation 3 $83.93
E.R. Squibb & Sons, L.L.C. 3 $83.04
Janssen Biotech, INC. 2 $48.98
Galderma Laboratories, L.P. 2 $33.66
Boehringer Ingelheim Pharmaceuticals, INC. 1 $27.76
Ortho Dermatologics, A Division of Bausch Health US, LLC 1 $24.88

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$69,958
Consulting Fee
$20,584
Travel and Lodging
$9,264
Food and Beverage
$4,246

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
0
Total drug cost
$47,917
Drug Type Claims Patients Total cost
Clobetasol Propionate Generic 22 0 $930
Doxycycline Monohydrate Generic 14 0 $629
Dupixent Syringe (Dupilumab) Brand 12 0 $46,358

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Sowerwine's medical specialty?
Dr. Kathryn Sowerwine practices Internal Medicine Physician in Washington, DC.
Where does Dr. Kathryn Sowerwine practice?
Dr. Kathryn Sowerwine practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024442600.
What is Dr. Kathryn Sowerwine's NPI?
Dr. Kathryn Sowerwine's National Provider Identifier (NPI) is 1477712867, issued by NPPES.
Does Dr. Kathryn Sowerwine accept Medicare assignment?
Yes. Dr. Kathryn Sowerwine accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Sowerwine commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.