Doctor profile · Federal record

Dr. Mark Stark, MD

Gastroenterology Physician · Jacksonville, FL

  • NPI 1629067400
  • MIPS 76.2 / 100 · 2023
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
June 10, 2024
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Florida #ME61416

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629067400. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
401
Distinct HCPCS
10
Medicare allowed
$105,066
HCPCS Description Services Patients Avg allowed
91110 Imaging of digestive tract done from the inside of the digestive tract 88 86 $564
44799 Other procedure on small bowel 65 64 $241
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 38 38 $102
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 27 27 $252
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 27 27 $49
45380 Biopsy of large bowel using a flexible endoscope 24 24 $155
44377 Biopsy of small bowel using an endoscope 21 21 $260
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $221
45378 Diagnostic exam of large bowel using a flexible endoscope 18 18 $127
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 18 18 $177

In context: peer comparison

Among 44 peers in Jacksonville Gastroenterology Physician, average services per provider: 115. This provider delivers 3.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
18
Patients
18
Total drug cost
$325
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 18 18 $325

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Stark's medical specialty?
Dr. Mark Stark practices Gastroenterology Physician in Jacksonville, FL.
Where does Dr. Mark Stark practice?
Dr. Mark Stark practices at 4500 San Pablo RD S, Jacksonville, FL 322241865. Office phone: 9049532000.
What is Dr. Mark Stark's NPI?
Dr. Mark Stark's National Provider Identifier (NPI) is 1629067400, issued by NPPES.
What procedures does Dr. Mark Stark commonly perform?
Top Medicare-reported procedures in 2023: Imaging of digestive tract done from the inside of the digestive tract (HCPCS 91110); Other procedure on small bowel (HCPCS 44799); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.