Dr. Nathan Grunwald, MD
2005 Midway Rd, Menasha, WI 54952 • +1-253-555-9936
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Menasha Percentiles
NPI #1073549887 • CBSA Regional • Family Practice
Dr. Nathan Grunwald, MD (NPI #1073549887) practices Family Practice in Menasha, WI (54952) with sub-specialty concentration in 72 Active CMS HCPCS Codes, recording 1,395 annual CMS services across 156 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (42.86th Menasha percentile) (-0.21σ vs WI state mean, 55.89th statewide percentile).
Fee-schedule auditing of NPI 1073549887 highlights 565 annual claims for 99214 (42.86th Menasha percentile; $70–$95 self-pay corridor) plus 417 encounters under 99213 and 162 under G0439.
Cash-pay intake data for NPI 1073549887 (2005 Midway Rd, Menasha) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 17-minute average reception wait and 4.48/5 biomarker openness.
NPI registry verification (#1073549887) confirms Dr. Nathan Grunwald's MD standing serving CBSA 54952 with a 4.82/5 patient scorecard.
Compared against Menasha, WI Family Practice peers
1,395 annual services across 156 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 | 565 | 42.86th | $70 – $95 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 417 | 38.86th | $53 – $73 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 162 | 38.86th | $80 – $110 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 121 | 42.86th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 81 | 45.86th | $96 – $131 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (72 HCPCS billing breadth) | 49 | 42.86th | $63 – $91 |
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Dr. Nathan Grunwald, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Grunwald National Provider Identifier | NPI #1073549887 (MD) | CMS NPPES Registry (54952) |
| Dr. Grunwald Menasha CMS Volume Rank | 42.86th Pct (1,395 CMS svcs; Z -0.213σ) | CMS Medicare Part B (WI Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Menasha, WI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.64/5 Listening • 4.48/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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