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Compare the published Medicare service mix of Carrie Weaver, O.D. with clinicians in the same registry specialty: Optometrist.

WALKERTOWN, NC · 10 milesEdit location
Within 10 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 · 16 eligible profiles compared. Similarity describes billing patterns, not quality, outcomes, or suitability for your care.

Amy Vanvoltenburg Harper, OD

Optometrist · Kernersville, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
75%Service-mix similarity~6.3 milesView profile →

Amy Thomas Gurley, O.D.

Optometrist · Winston Salem, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
70%Service-mix similarity~8.4 milesView profile →

Walter Alexander Appanaitis, O.D.

Optometrist · Winston Salem, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
68%Service-mix similarity~8.4 milesView profile →

Andrew Bradbury, O.D.

Optometrist · Winston Salem, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
68%Service-mix similarity~8.4 milesView profile →

Brian Paul Harris, O.D.

Optometrist · Kernersville, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
67%Service-mix similarity~6.3 milesView profile →

Lisa Harp Mcallister, O.D.

Optometrist · Winston Salem, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
62%Service-mix similarity~8.4 milesView profile →

Arun Thoppe Subramanian, OD FAAO

Optometrist · Kernersville, NC

Shared published services
2 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)
60%Service-mix similarity~6.3 milesView profile →

Hannah Marion Bowser, OD

Optometrist · Kernersville, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Photography of the retina (92250)
  • Exam of visual field with extended testing (92083)
53%Service-mix similarity~6.3 milesView profile →

Paul Walter Nienaber, OD

Optometrist · Rural Hall, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Exam of visual field with extended testing (92083)
  • Removal of cataract with insertion of prosthetic lens (66984)
52%Service-mix similarity~8.0 milesView profile →

Carl David Sasser, OD

Optometrist · Winston Salem, NC

Shared published services
3 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
  • Exam of visual field with extended testing (92083)
  • Imaging of optic nerve (92133)
51%Service-mix similarity~9.8 milesView profile →

Terry W Ellington, O.D.

Optometrist · Winston Salem, NC

Shared published services
2 shared services · view billing descriptions
  • Photography of the retina (92250)
  • New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)
49%Service-mix similarity~8.4 milesView profile →

Prital Mehta Patel, OD

Optometrist · Kernersville, NC

Shared published services
1 shared services · view billing descriptions
  • Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)
39%Service-mix similarity~6.3 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.