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Compare the published Medicare service mix of Matthew D Caldwell, MD with clinicians in the same registry specialty: Anesthesiology.

ANN ARBOR, MI · Exact areaEdit location

2024 published service data · 185 eligible profiles compared. Similarity describes billing patterns, not quality, outcomes, or suitability for your care.

Timothy Carl Cummings, DO

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
79%Service-mix similarityView profile →

Ian Michael Gannon, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
78%Service-mix similarityView profile →

Mukilan Seran Muthuswami, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
77%Service-mix similarityView profile →

Allison Mary Janda, M.D.

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Ultrasound of heart with probe in esophagus, with report (93312)
77%Service-mix similarityView profile →

Stephanie A.r. Callison, M.D.

Anesthesiology · Ann Arbor, MI

Shared published services
2 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
75%Service-mix similarityView profile →

Irene Kitromelides, MD

Anesthesiology · Ann Arbor, MI

Shared published services
2 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Anesthesia for procedure to assess heart electrical activity (00537)
73%Service-mix similarityView profile →

Jordan Lee Fennema, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Ultrasound of heart with probe in esophagus, with report (93312)
72%Service-mix similarityView profile →

Lauren Vera Richey, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
69%Service-mix similarityView profile →

Mehran Ebadi-Tehrani, M.D.

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
67%Service-mix similarityView profile →

Bryant Wu, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
66%Service-mix similarityView profile →

Monika Toton, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Ultrasound of heart with probe in esophagus, with report (93312)
63%Service-mix similarityView profile →

Brian J Woodcock, MD

Anesthesiology · Ann Arbor, MI

Shared published services
3 shared services · view billing descriptions
  • Anesthesia for x-ray or radiation therapy (01922)
  • Insertion of artery tube for blood sampling or infusion through skin (36620)
  • Anesthesia for procedure to assess heart electrical activity (00537)
61%Service-mix similarityView profile →
How this comparison works

We use the same calendar year of CMS Medicare Physician & Other Practitioners data for both providers. Published non-drug service counts are combined by HCPCS code across places of service. We apply log(1 + count), normalize the vectors, and compare them using cosine similarity.

Candidates share the reference provider’s current NPPES primary taxonomy and match the location you enter. We examine up to 500 candidates in NPI order, then show up to 12 with the highest positive similarity within that set. The score is not a percentile, medical recommendation, or prediction. Suppressed services are not estimated. Medicare fee-for-service data does not describe a provider’s entire practice.

Source: CMS Medicare Physician & Other Practitioners - by Provider and Service : 2024-12-01 · Published May 21, 2026.