Dr. Elizabeth Gerstner, MD
2609 Glenn Hendren Drive, Liberty, MO 64068 • +1-908-555-4619
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Liberty Percentiles
NPI #1033149430 • CBSA Regional • Internal Medicine
Dr. Elizabeth Gerstner, MD (NPI #1033149430) practices Internal Medicine in Liberty, MO (64068) with sub-specialty concentration in 69 Active CMS HCPCS Codes, recording 6,189 annual CMS services across 479 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (69.23th Liberty percentile) (+0.23σ vs MO state mean, 94.03th statewide percentile).
Procedural volume for Dr. Gerstner is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 1285 annual services, $60–$82 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 742/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 371/yr).
Self-pay new patient consultations with Dr. Gerstner (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 9-minute average reception wait, and a 4.58/5 modern protocol openness score across 5 patient logs.
Spanning 20 years of clinical practice following 2006 graduation from medical training, Dr. Elizabeth Gerstner integrates 69 Active CMS HCPCS Codes diagnostics for Liberty metro patients.
Compared against Liberty, MO Internal Medicine peers
6,189 annual services across 479 beneficiaries
Standard deviations from MO 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 | 1,285 | 69.23th | $60 – $82 |
| 99213 | Established Preventive & Chronic Care Visit | 742 | 67.23th | $46 – $63 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 371 | 73.23th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 286 | 69.23th | $70 – $97 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 171 | 68.23th | $83 – $114 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (69 HCPCS billing breadth) | 3,334 | 69.23th | $54 – $78 |
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Dr. Elizabeth Gerstner, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Gerstner National Provider Identifier | NPI #1033149430 (MD) | CMS NPPES Registry (64068) |
| Dr. Gerstner Liberty CMS Volume Rank | 69.23th Pct (6,189 CMS svcs; Z +0.228σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Liberty, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 9 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.58/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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