Dr. Donald Nimmer, MD
4600 W Loomis Rd, Suite 130, Greenfield, WI 53220 • +1-705-555-4179
Medical Education: Accredited U.S. Medical School (Class of 2014)
What This Doctor Actually Performs: CMS Medicare Utilization & Greenfield Percentiles
NPI #1477555951 • CBSA Regional • Family Practice
CMS Medicare Part B utilization records credit Dr. Donald Nimmer (MD, NPI 1477555951) at 4600 W Loomis Rd, Suite 130 in Greenfield with 802 annual clinical services (168 beneficiaries), corresponding to a -0.41σ regional deviation and focused low-volume boutique caseload (0th Greenfield percentile) with sub-specialty concentration in 25 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 4600 W Loomis Rd, Suite 130 shows Dr. Donald Nimmer's primary concentration in Comprehensive Primary Care & Chronic Protocol Management (code 99214: 302x/yr, 12th local percentile) alongside Focused Acute & Preventive Primary Care Evaluation (99213: 223x/yr, $111–$152).
For out-of-network patients contacting +1-705-555-4179, Dr. Nimmer's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.95/5 composite reality score over 22 submissions).
Clinical background for Dr. Nimmer (MD, NPI #1477555951) includes accredited doctoral training (2014, 12 yrs in practice) and virtual + in-office availability across WI.
Compared against Greenfield, WI Family Practice peers
802 annual services across 168 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 | 302 | 12th | $145 – $199 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 223 | 12th | $111 – $152 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 86 | 12th | $167 – $228 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 65 | 12th | $32 – $47 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 43 | 12th | $199 – $273 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (25 HCPCS billing breadth) | 83 | 0th | $131 – $190 |
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Dr. Donald Nimmer, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Nimmer National Provider Identifier | NPI #1477555951 (MD) | CMS NPPES Registry (53220) |
| Dr. Nimmer Greenfield CMS Volume Rank | 0.00th Pct (802 CMS svcs; Z -0.406σ) | CMS Medicare Part B (WI Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Greenfield, WI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 14 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.57/5 Listening • 4.55/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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