Doctor profile · Federal record

Dr. Joseph Lillis, M.D.

Dermatology Physician (CMS: Dermatology) · Dermatology Physician · Dermatology Physician · Procedural Dermatology Physician · Fort Collins, CO

  • NPI 1225213432
  • Accepts Medicare
  • MIPS 72.8 / 100 · 2023
  • 21 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3609 S Timberline RD Unit A
Fort Collins, CO 805253430
(970) 305-4341
fax (970) 482-9948
Mailing address
2121 E. Harmony RD, Suite 270
Fort Collins, CO 805283402

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
February 15, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207N00000X — NUCC code
State licenses (4)
Colorado #DR.0047867 · Oregon #LL16967 · California #A109366 · Colorado #47867

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225213432. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,507
Distinct HCPCS
10
Medicare allowed
$846,656
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 4,964 472 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 976 587 $91
88305 Pathology examination of tissue using a microscope, intermediate complexity 936 365 $37
17000 Destruction of precancer skin growth, 1 growth 795 518 $48
11102 Biopsy of related skin growth, first growth 552 400 $99
11103 Biopsy of related skin growth, each additional growth 383 192 $52
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 318 216 $479
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 246 149 $424
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 155 100 $136
99203 New patient office or other outpatient visit, 30-44 minutes 143 143 $113

In context: peer comparison

Among 5 peers in Fort Collins Dermatology Physician, average services per provider: 248. This provider delivers 42× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$209
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $65.07
Sun Pharmaceutical Industries INC. 1 $32.34
Dermavant Sciences, INC. 2 $30.24
Incyte Corporation 1 $21.49
Pfizer INC. 1 $21.41
Galderma Laboratories, L.P. 1 $20.47
Verrica Pharmaceuticals INC. 1 $17.82

By nature of payment

Food and Beverage
$209

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
695
Patients
474
Total drug cost
$9,927
Drug Type Claims Patients Total cost
Cephalexin Generic 253 225 $1,218
Triamcinolone Acetonide Generic 90 68 $823
Mometasone Furoate Generic 68 40 $1,292
Clobetasol Propionate Generic 61 35 $2,263
Mupirocin Generic 38 33 $372
Clindamycin Hcl Generic 37 34 $217
Ketoconazole Generic 29 13 $517
Clindamycin Phosphate Generic 17 0 $1,706
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 15 $55
Prednisone Generic 17 0 $94

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Lillis's medical specialty?
Dr. Joseph Lillis practices Dermatology Physician in Fort Collins, CO.
Where does Dr. Joseph Lillis practice?
Dr. Joseph Lillis practices at 3609 S Timberline RD Unit A, Fort Collins, CO 805253430. Office phone: 9703054341.
What is Dr. Joseph Lillis's NPI?
Dr. Joseph Lillis's National Provider Identifier (NPI) is 1225213432, issued by NPPES.
Does Dr. Joseph Lillis accept Medicare assignment?
Yes. Dr. Joseph Lillis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Lillis 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); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305). Source: CMS Medicare Physician & Other Practitioners file.