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Compare the published Medicare service mix of Roberta Seidman, M.D. with clinicians in the same registry specialty: Pathology (CMS).

STONY BROOK, NY · 50 milesEdit location
Within 50 miles · Approximate ZIP-area distance

Approximate straight-line distances between ZIP-area centers; a city search starts from the average of its ZIP centers. Uses the primary reported practice ZIP, not an exact office address or driving distance. Records without matched coordinates are excluded. How distance works

2024 published service data · 13 eligible profiles compared. Similarity describes billing patterns, not quality, outcomes, or suitability for your care.

Benjamin L Liechty, MD

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
96%Service-mix similarity~44.6 milesView profile →

David Jonathan Pisapia, M.D.

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
93%Service-mix similarity~44.6 milesView profile →

Pallavi Padmapriya Gopal, MD

Pathology (CMS) · New Haven, CT

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
86%Service-mix similarity~29.2 milesView profile →

Declan Mcguone, MBCHB

Pathology (CMS) · New Haven, CT

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
85%Service-mix similarity~29.2 milesView profile →

Osama Ahmad Odeh Al Dalahmah, M.D.

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
81%Service-mix similarity~42.5 milesView profile →

Gunnar Hargus, M.D., PH.D.

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
80%Service-mix similarity~42.5 milesView profile →

Michael Lawrence Miller, MD, PHD

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
79%Service-mix similarity~42.5 milesView profile →

George Michael Kleinman, MD

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
78%Service-mix similarity~43.2 milesView profile →

David Zagzag, M.D.

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
75%Service-mix similarity~45.7 milesView profile →

Jianyi Li

Pathology (CMS) · Manhasset, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
73%Service-mix similarity~30.2 milesView profile →

Timothy Richardson, D.O.

Dermatology · Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, each additional procedure (88341)
  • Pathology examination of tissue using a microscope, moderately high complexity (88307)
  • Special stained specimen slides to examine tissue, initial procedure (88342)
70%Service-mix similarity~43.2 milesView profile →

Nadejda Tsankova, M.D., PH.D.

Pathology (CMS) · New York, NY

Shared published services
3 shared services · view billing descriptions
  • Special stained specimen slides to examine tissue, initial procedure (88342)
  • Pathology examination of tissue using a microscope, moderately low complexity (88304)
  • Pathology examination of tissue using a microscope, limited examination (88300)
56%Service-mix similarity~42.5 milesView 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 approximate distance 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.