Doctor profile · Federal record

Dr. Athan Kartsonis, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Melbourne, FL

  • NPI 1922081983
  • Accepts Medicare
  • MIPS 84.2 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1350 Hickory St
Melbourne, FL 329013224
(321) 434-1771
Mailing address
3300 S Fiske Blvd
Rockledge, FL 329554306

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
June 5, 2023
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Florida #ME42738
Medicaid
FL #118202800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922081983. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
619
Distinct HCPCS
10
Medicare allowed
$68,570
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 111 101 $90
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 84 61 $51
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 75 72 $130
99214 Established patient office or other outpatient visit, 30-39 minutes 66 63 $127
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 58 42 $77
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 53 53 $253
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 46 46 $119
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 37 37 $114
99203 New patient office or other outpatient visit, 30-44 minutes 30 30 $112
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 25 24 $174

In context: peer comparison

Among 11 peers in this city , average services per provider: 73. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$97
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $96.58

By nature of payment

Food and Beverage
$97

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
472
Patients
174
Total drug cost
$133,620
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 167 54 $3,709
Omeprazole Generic 95 35 $1,856
Nortriptyline Hcl Generic 80 22 $915
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 63 63 $1,542
Creon (Lipase/Protease/Amylase) Brand 16 0 $21,185
Budesonide Dr (Budesonide) Brand 13 0 $1,343
Escitalopram Oxalate Generic 13 0 $320
Humira(Cf) Pen (Adalimumab) Brand 13 0 $97,194
Mesalamine Generic 12 0 $5,556

Frequently asked questions

Auto-generated from federal data
What is Dr. Athan Kartsonis's medical specialty?
Dr. Athan Kartsonis practices Gastroenterology Physician in Melbourne, FL.
Where does Dr. Athan Kartsonis practice?
Dr. Athan Kartsonis practices at 1350 Hickory St, Melbourne, FL 329013224. Office phone: 3214341771.
What is Dr. Athan Kartsonis's NPI?
Dr. Athan Kartsonis's National Provider Identifier (NPI) is 1922081983, issued by NPPES.
Does Dr. Athan Kartsonis accept Medicare assignment?
Yes. Dr. Athan Kartsonis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Athan Kartsonis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.