Dr. Glen Tonnessen, MD
1100 Wescott Drive, Suite G 3, Flemington, NJ 08822 • +1-632-555-6085
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Flemington Percentiles
NPI #1154387389 • CBSA Regional • Cardiology
Within the Flemington, NJ (CBSA local) Cardiology cohort, Dr. Glen Tonnessen, MD with sub-specialty concentration in 31 Active CMS HCPCS Codes ranks at the 0th municipal percentile and 28.29th NJ percentile (-0.58σ Z-score) based on 2,303 billed procedures for 541 patients.
Procedural volume for Dr. Tonnessen is led by HCPCS 99214 (Established Cardiology Consultation & Hemodynamic Review — 875 annual services, $356–$487 GPCI cash estimate), followed by CPT 93000 (12-Lead Resting Electrocardiogram (ECG) w/ Interpretation, 645/yr) and CPT 93306 (Complete Transthoracic Echocardiography w/ Doppler & Color Flow, 415/yr).
Self-pay new patient consultations with Dr. Tonnessen (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 17-minute average reception wait, and a 4.64/5 modern protocol openness score across 19 patient logs.
Clinical background for Dr. Tonnessen (MD, NPI #1154387389) includes accredited doctoral training (1996, 30 yrs in practice) and virtual + in-office availability across NJ.
Compared against Flemington, NJ Cardiology peers
2,303 annual services across 541 beneficiaries
Standard deviations from NJ Cardiology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Cardiology Consultation & Hemodynamic Review | 875 | 12th | $356 – $487 |
| 93000 | 12-Lead Resting Electrocardiogram (ECG) w/ Interpretation | 645 | 12th | $139 – $191 |
| 93306 | Complete Transthoracic Echocardiography w/ Doppler & Color Flow | 415 | 12th | $665 – $911 |
| 93224 | 24-Hour Ambulatory ECG Rhythm Monitoring & Analysis | 230 | 12th | $418 – $572 |
| 99204 | Comprehensive New Patient Cardiovascular Risk Evaluation | 138 | 12th | $510 – $699 |
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Dr. Glen Tonnessen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Tonnessen National Provider Identifier | NPI #1154387389 (MD) | CMS NPPES Registry (08822) |
| Dr. Tonnessen Flemington CMS Volume Rank | 0.00th Pct (2,303 CMS svcs; Z -0.583σ) | CMS Medicare Part B (NJ Cardiology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Flemington, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 19 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.63/5 Listening • 4.64/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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