Trends · data through September 2026

Internal Medicine in the United States

Iceflower tracks 2,456 stores from 2,107 internal medicine chains in the United States. Utah Gastroenterology grew fastest over the last year, ahead of Sharp Rees-Stealy and Tennessee Cancer Specialists.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked chains
2,107
Tracked stores
2,456
Consumer panel
130M+

Growth ranking

Fastest-growing tracked internal medicine chains

Ranked by year-over-year growth of share of tracked local spend. Arrows show movement in the rankings since last year. Each dot in the chart is one tracked chain: bigger market position to the right, faster growth higher up, more tracked stores in a bigger dot. Colors match the store map below. Utah Gastroenterology and Sharp Rees-Stealy sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 U Utah Gastroenterology ▲3 +19.8%
2 S Sharp Rees-Stealy ▲3 +19.0%
3 T Tennessee Cancer Specialists ▲2 +14.8%
4 D Digestive Disease Associates ▲4 +12.5%
5 W Washington Gastroenterology logo Washington Gastroenterology ▲2 +11.9%
6 R Rheumatology Associates PC ▲4 +11.2%
7 M Men's Health Chicago ▲3 +9.4%
8 R Rheumatology Associates ▲3 +9.3%
9 C Connecticut GI - +8.2%
10 A Austin Gastroenterology ▲4 +8.2%
11 V Valley Arthritis Care ▲2 +6.9%
12 E Endocrinology Associates ▲1 +5.0%
13 I Internal Medicine Associates ▲2 +4.6%
14 T Tryon Medical Partners logo Tryon Medical Partners ▲1 +4.2%
15 S SignatureMD logo SignatureMD ▲1 +1.2%
  • ECU Health
  • Intermed
  • Connecticut GI
  • ThedaCare
  • MD Anderson Cancer Center
  • Borland Groover
  • Texas Digestive Disease Consultants
  • Other tracked chains

Store footprint

Store map

2,456 tracked store locations in the United States. The 7 largest tracked chains are highlighted.

  • ECU Health (1)
  • Intermed (3)
  • Connecticut GI (14)
  • ThedaCare (3)
  • MD Anderson Cancer Center (3)
  • Borland Groover (1)
  • Texas Digestive Disease Consultants (4)
  • Other tracked chains

Top tracked chains by store count

  • 1 I Internal Medicine Associates 16
  • 2 C Connecticut GI 14
  • 3 R Rheumatology Associates 13
  • 4 S SignatureMD logo SignatureMD 12
  • 5 G Gwinnett Clinic 9
  • 6 T TriValley Primary Care 7
  • 7 D Digestive Health Specialists 6
  • 8 A Austin Gastroenterology 5
  • 9 I Illinois Cancer Specialists 5
  • 10 D Digestive Disease Associates 5
  • 11 C Cancer Specialists of North Florida 5
  • 12 E Endocrinology Associates 5
  • 13 U UCSF 5
  • 14 A Advanced Gastroenterology 5
  • 15 T Tennessee Cancer Specialists 5
  • 16 G Gastroenterology Specialists 4
  • 17 P Palm Beach Diabetes and Endocrine Specialists 4
  • 18 G Gastrointestinal Specialists 4
  • 19 T Texas Digestive Disease Consultants logo Texas Digestive Disease Consultants 4
  • 20 S Southern Oncology Specialists 4
  • 21 D Digestive Disease Consultants 4
  • 22 A Alabama Oncology 4
  • 23 T Tennessee Oncology 4
  • 24 C Cone Health logo Cone Health 4
  • 25 N Northwest Primary Care 3
  • 26 O Oklahoma Arthritis Center 3
  • 27 R Richmond Gastroenterology Associates logo Richmond Gastroenterology Associates 3
  • 28 M MD Anderson Cancer Center logo MD Anderson Cancer Center 3
  • 29 T THINK Neurology for Kids 3
  • 30 A Arthritis Associates 3
  • 31 V Valley Arthritis Care 3
  • 32 T ThedaCare logo ThedaCare 3
  • 33 I Intermed logo Intermed 3
  • 34 M Men's Health Chicago 3
  • 35 M Mayfield Brain & Spine 3
  • 36 S Sharp Rees-Stealy 3
  • 37 T Tryon Medical Partners logo Tryon Medical Partners 3
  • 38 A Arthritis & Rheumatism Associates 3
  • 39 U Utah Gastroenterology 3
  • 40 K Kane Hall Barry Neurology 3
  • 41 R Rheumatology Associates PC 3
  • 42 G GenesisCare 3
  • 43 4 4 Better Sleep 3
  • 44 W Washington Gastroenterology logo Washington Gastroenterology 3
  • 45 C Comprehensive Hematology Oncology 2
  • 46 E Endocrine Specialists 2
  • 47 N Northwest Neurology 2
  • 48 C Christ Community Health 2
  • 49 C Compass Oncology 2
  • 50 C Cincinnati GI 2

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