Dr. Benjamin Heinzen, MD
1855 S Koeller St, Oshkosh, WI 54902 • +1-399-555-1037
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & Oshkosh Percentiles
NPI #1083886733 • CBSA Regional • Internal Medicine
Operating out of Oshkosh, WI (1855 S Koeller St), Internal Medicine clinician Dr. Benjamin Heinzen, MD (accredited MD/DO training, 1992) maintains a mid-cohort balanced caseload (62.5th Oshkosh percentile) (76.21th WI percentile; Z-score -0.04σ across 2,091 documented services) with sub-specialty concentration in 63 Active CMS HCPCS Codes.
Among 6 tracked CMS fee-schedule codes for Dr. Heinzen (averaging 7.6 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 41% of tracked volume (861 encounters), paired with 99213 (497x).
Cash-pay intake data for NPI 1083886733 (1855 S Koeller St, Oshkosh) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 12-minute average reception wait and 4.55/5 biomarker openness.
Clinical background for Dr. Heinzen (MD, NPI #1083886733) includes accredited doctoral training (1992, 34 yrs in practice) and dedicated on-site consultations at 1855 S Koeller St.
Compared against Oshkosh, WI Internal Medicine peers
2,091 annual services across 276 beneficiaries
Standard deviations from WI Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 861 | 62.5th | $74 – $102 |
| 99213 | Established Preventive & Chronic Care Visit | 497 | 57.5th | $57 – $78 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 249 | 64.5th | $27 – $42 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 191 | 63.5th | $87 – $119 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 115 | 65.5th | $103 – $141 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (63 HCPCS billing breadth) | 178 | 62.5th | $67 – $97 |
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Dr. Benjamin Heinzen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Heinzen National Provider Identifier | NPI #1083886733 (MD) | CMS NPPES Registry (54902) |
| Dr. Heinzen Oshkosh CMS Volume Rank | 62.50th Pct (2,091 CMS svcs; Z -0.036σ) | CMS Medicare Part B (WI Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Oshkosh, 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 | 4.65/5 Listening • 4.55/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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