Trends · data through September 2026

Internal Medicine in the United States

Iceflower tracks 2,455 stores from 2,106 internal medicine chains in the United States. Tennessee Cancer Specialists grew fastest over the last year, ahead of Men's Health Chicago and Utah Gastroenterology.

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
2,106
Tracked stores
2,455
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. Tennessee Cancer Specialists and Men's Health Chicago sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 Tennessee Cancer Specialists ▲4 +15.0%
2 Men's Health Chicago ▲2 +13.2%
3 Utah Gastroenterology ▲1 +13.1%
4 Washington Gastroenterology ▲1 +11.3%
5 Gastrointestinal Associates ▲1 +11.0%
6 Austin Gastroenterology ▲1 +9.4%
7 Rheumatology Associates ▲1 +6.6%
8 Internal Medicine Associates ▲1 +3.1%
9 Endocrinology Associates ▲3 +2.5%
10 Tryon Medical Partners - -0.2%
11 Northwest Neurology - -3.8%
12 Kane Hall Barry Neurology - -7.5%
13 Connecticut GI ▲1 -9.7%
14 TriValley Primary Care ▲1 -11.5%
15 Illinois Cancer Specialists ▲1 -11.9%
  • ECU Health
  • ThedaCare
  • Borland Groover
  • Arkansas Children's Hospital - Aravindhan Veerapandiyan, MD
  • Intermed
  • Texas Digestive Disease Consultants
  • Mayfield Brain & Spine
  • Other tracked chains

Store footprint

Store map

2,455 tracked store locations in the United States. The 7 largest tracked chains are highlighted. The top 5 chains by store count run 70 of the 2,455 stores (3%); 1,936 of the 2,106 tracked chains have a single store here.

  • ECU Health (1)
  • ThedaCare (3)
  • Borland Groover (1)
  • Arkansas Children's Hospital - Aravindhan Veerapandiyan, MD (1)
  • Intermed (2)
  • Texas Digestive Disease Consultants (4)
  • Mayfield Brain & Spine (3)
  • Other tracked chains

Top tracked chains by store count

  • 1 Providence Medical Group 20
  • 2 Connecticut GI 16
  • 3 Internal Medicine Associates 14
  • 4 Rheumatology Associates 12
  • 5 M Health Fairview Clinic 8
  • 6 TriValley Primary Care 7
  • 7 Digestive Health Specialists 6
  • 8 Austin Gastroenterology 5
  • 9 Associates In Nephrology 5
  • 10 Cancer Specialists of North Florida 5
  • 11 Tennessee Cancer Specialists 5
  • 12 Endocrinology Associates 5
  • 13 Illinois Cancer Specialists 5
  • 14 Gastroenterology Specialists 4
  • 15 Gastrointestinal Specialists 4
  • 16 Alabama Oncology 4
  • 17 Cone Health 4
  • 18 Tennessee Oncology 4
  • 19 Oklahoma Arthritis Center 4
  • 20 Digestive Disease Consultants 4
  • 21 Texas Digestive Disease Consultants 4
  • 22 Southern Oncology Specialists 4
  • 23 Palm Beach Diabetes and Endocrine Specialists 4
  • 24 THINK Neurology for Kids 3
  • 25 Washington Gastroenterology 3
  • 26 Northwest Neurology 3
  • 27 Gastro One 3
  • 28 Richmond Gastroenterology Associates 3
  • 29 Arthritis Associates 3
  • 30 Southwest Gastroenterology 3
  • 31 Arthritis & Rheumatism Associates 3
  • 32 4 Better Sleep 3
  • 33 ThedaCare 3
  • 34 Tryon Medical Partners 3
  • 35 Kane Hall Barry Neurology 3
  • 36 GenesisCare 3
  • 37 Men's Health Chicago 3
  • 38 Gastrointestinal Associates 3
  • 39 Mayfield Brain & Spine 3
  • 40 Northwest Primary Care 3
  • 41 New York Oncology Hematology 3
  • 42 Utah Gastroenterology 3
  • 43 Tidewater Neurology 2
  • 44 Cincinnati GI 2
  • 45 Gastroenterology Associates of Tidewater 2
  • 46 Modern Medicine 2
  • 47 Digestive Care Specialists 2
  • 48 Intermed 2
  • 49 Compass Oncology 2
  • 50 Dayton Center For Neurological Disorders 2

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