Dr. Katharine Greenfield, MD
2651 Windsor St, Sun Prairie, WI 53590 • +1-458-555-7989
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & Sun Prairie Percentiles
NPI #1588026025 • CBSA Regional • Family Practice
Statistical peer benchmarking across WI Family Practice providers positions Dr. Katharine Greenfield, MD in Sun Prairie at -0.45σ (0th city percentile / 4.88th state percentile, 86 Medicare beneficiaries), with clinical focus spanning 47 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Katharine Greenfield (53590) place 99214 at the top of the practice ledger (174 yearly units, 12th metro rank), rounded out by 99213 and G0439.
Self-pay new patient consultations with Dr. Greenfield (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with in-person clinic visits only, 12-minute average reception wait, and a 4.58/5 modern protocol openness score across 18 patient logs.
NPI registry verification (#1588026025) confirms Dr. Katharine Greenfield's MD standing serving CBSA 53590 with a 4.79/5 patient scorecard.
Compared against Sun Prairie, WI Family Practice peers
666 annual services across 86 beneficiaries
Standard deviations from WI Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 174 | 12th | $58 – $80 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 129 | 12th | $44 – $61 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 50 | 12th | $67 – $91 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 37 | 12th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 25 | 12th | $80 – $109 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (47 HCPCS billing breadth) | 251 | 0th | $52 – $75 |
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Dr. Katharine Greenfield, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Greenfield National Provider Identifier | NPI #1588026025 (MD) | CMS NPPES Registry (53590) |
| Dr. Greenfield Sun Prairie CMS Volume Rank | 0.00th Pct (666 CMS svcs; Z -0.450σ) | CMS Medicare Part B (WI Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Sun Prairie, WI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 12 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.86/5 Listening • 4.58/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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