Doctor profile · Federal record

Dr. Nancy Krywonis, M.D.

Dermatology Physician (CMS: Dermatology) · Denver, CO

  • NPI 1134260466
  • Accepts Medicare
  • MIPS 80.1 / 100 · 2023
  • 42 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4545 E 9Th Ave, Suite 420
Denver, CO 802203901
(303) 586-7768
fax (303) 957-3098
Mailing address
7300 Ranch Road 2222, Building 1, Ste 200
Austin, TX 78730

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
February 24, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Colorado #44212

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134260466. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,862
Distinct HCPCS
10
Medicare allowed
$140,536
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 552 460 $92
17003 Destruction of precancer skin growth, 2-14 growths 388 108 $7
17000 Destruction of precancer skin growth, 1 growth 248 195 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 192 157 $129
11102 Biopsy of related skin growth, first growth 141 124 $101
17110 Destruction of skin growth, 1-14 growths 120 96 $114
99212 Established patient office or other outpatient visit, 10-19 minutes 93 81 $58
99203 New patient office or other outpatient visit, 30-44 minutes 48 48 $114
11104 Punch biopsy, first skin growth 33 32 $126
11103 Biopsy of related skin growth, each additional growth 28 21 $53

In context: peer comparison

Among 17 peers in this city , average services per provider: 128. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$570
Transactions
25
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
SUN PHARMACEUTICAL INDUSTRIES INC. 4 $122.42
GENZYME CORPORATION 2 $63.48
LEO Pharma Inc. 3 $52.29
ABBVIE INC. 2 $45.04
Dermavant Sciences, Inc. 2 $37.06
ConvaTec Inc. 1 $34.94
PFIZER INC. 2 $32.92
Arcutis Biotherapeutics, Inc. 2 $30.77
Lilly USA, LLC 1 $29.95
Regeneron Healthcare Solutions, Inc. 1 $28.19
Verrica Pharmaceuticals Inc. 1 $20.17
UCB, Inc. 1 $20.15
Ortho Dermatologics, a division of Bausch Health US, LLC 1 $19.14
Novartis Pharmaceuticals Corporation 1 $17.37
Janssen Biotech, Inc. 1 $15.98

By nature of payment

Food and Beverage
$570

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
175
Patients
100
Total drug cost
$5,265
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 68 52 $521
Imiquimod Generic 24 17 $819
Fluorouracil Generic 21 19 $1,825
Clobetasol Propionate Generic 18 12 $1,363
Ketoconazole Generic 18 0 $304
Minoxidil Generic 15 0 $175
Doxycycline Hyclate Generic 11 0 $257

Frequently asked questions

Auto-generated from federal data
What is Dr. Nancy Krywonis's medical specialty?
Dr. Nancy Krywonis practices Dermatology Physician in Denver, CO.
Where does Dr. Nancy Krywonis practice?
Dr. Nancy Krywonis practices at 4545 E 9Th Ave, Denver, CO 802203901. Office phone: 3035867768.
What is Dr. Nancy Krywonis's NPI?
Dr. Nancy Krywonis's National Provider Identifier (NPI) is 1134260466, issued by NPPES.
Does Dr. Nancy Krywonis accept Medicare assignment?
Yes. Dr. Nancy Krywonis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nancy Krywonis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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.