Doctor profile · Federal record

Dr. Ma Katrina Dy, M.D.

Dermatology Physician (CMS: Dermatology) · Dermatology Physician · Dermatology Physician · Dermatology Physician · Naples, FL

  • NPI 1598743601
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 4 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
261 9Th St S
Naples, FL 341026258
(239) 216-4337
fax (239) 261-5594
Mailing address
15051 S Tamiami Trl Ste 203
Fort Myers, FL 339085182

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
February 17, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207N00000X — NUCC code
State licenses (4)
Florida #ME147373 · New Hampshire #12841 · Minnesota #45708 · Massachusetts #236945

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598743601. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,658
Distinct HCPCS
10
Medicare allowed
$313,146
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 2,499 422 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 983 807 $92
17000 Destruction of precancer skin growth, 1 growth 655 525 $54
11102 Biopsy of related skin growth, first growth 344 290 $95
17110 Destruction of skin growth, 1-14 growths 329 290 $115
99203 New patient office or other outpatient visit, 30-44 minutes 206 206 $116
99212 Established patient office or other outpatient visit, 10-19 minutes 151 139 $58
99214 Established patient office or other outpatient visit, 30-39 minutes 136 115 $130
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 99 78 $168
11103 Biopsy of related skin growth, each additional growth 74 53 $51

In context: peer comparison

Among 16 peers in Naples Dermatology Physician, average services per provider: 272. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$149
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $66.02
Regeneron Healthcare Solutions, INC. 1 $23.94
Lilly USA, LLC 1 $23.35
Dermavant Sciences, INC. 1 $21.19
Janssen Biotech, INC. 1 $14.25

By nature of payment

Food and Beverage
$149

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
496
Patients
323
Total drug cost
$19,158
Drug Type Claims Patients Total cost
Betamethasone Dipropionate Generic 151 101 $8,738
Triamcinolone Acetonide Generic 89 71 $345
Ketoconazole Generic 87 52 $1,807
Hydrocortisone Generic 37 27 $212
Metronidazole Generic 37 24 $3,057
Clobetasol Propionate Generic 31 14 $1,740
Fluorouracil Generic 23 22 $2,083
Clindamycin Phosphate Generic 16 12 $827
Prednisone Generic 13 0 $76
Minocycline Hcl Generic 12 0 $273

Frequently asked questions

Auto-generated from federal data
What is Dr. Ma Katrina Dy's medical specialty?
Dr. Ma Katrina Dy practices Dermatology Physician in Naples, FL.
Where does Dr. Ma Katrina Dy practice?
Dr. Ma Katrina Dy practices at 261 9Th St S, Naples, FL 341026258. Office phone: 2392164337.
What is Dr. Ma Katrina Dy's NPI?
Dr. Ma Katrina Dy's National Provider Identifier (NPI) is 1598743601, issued by NPPES.
Does Dr. Ma Katrina Dy accept Medicare assignment?
Yes. Dr. Ma Katrina Dy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ma Katrina Dy 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.