Dr. Karen Steffer, MD
505 S Nolen DR, Suite A, Southlake, TX 76092 • +1-708-555-7396
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Southlake Percentiles
NPI #1831395995 • CBSA Regional • Gastroenterology
Operating out of Southlake, TX (505 S Nolen DR, Suite A), Gastroenterology clinician Dr. Karen Steffer, MD (accredited MD/DO training, 1993) maintains a mid-cohort balanced caseload (55.56th Southlake percentile) (86.25th TX percentile; Z-score +0.26σ across 5,553 documented services) with sub-specialty concentration in 36 Active CMS HCPCS Codes.
Dr. Steffer's longitudinal care intensity (14.8 billed units per patient across 374 individuals) centers on 99214 (204 annual units) and 45380 ($132–$180 cash range).
Cash-pay intake data for NPI 1831395995 (505 S Nolen DR, Suite A, Southlake) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 17-minute average reception wait and 4.65/5 biomarker openness.
Patients evaluating Dr. Karen Steffer in ZIP 76092 note 33 years of post-doctoral tenure (null, 1993) alongside 14.8 annual CMS procedures per patient.
Compared against Southlake, TX Gastroenterology peers
5,553 annual services across 374 beneficiaries
Standard deviations from TX Gastroenterology 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 Gastroenterology, GERD & IBD Evaluation | 204 | 55.56th | $55 – $75 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 138 | 50.56th | $132 – $180 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 116 | 60.56th | $109 – $150 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 55 | 58.56th | $146 – $201 |
| 99204 | New Patient Digestive & Hepatology Consultation | 39 | 50.56th | $77 – $105 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (36 HCPCS billing breadth) | 5,001 | 55.56th | $51 – $74 |
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Dr. Karen Steffer, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Steffer National Provider Identifier | NPI #1831395995 (MD) | CMS NPPES Registry (76092) |
| Dr. Steffer Southlake CMS Volume Rank | 55.56th Pct (5,553 CMS svcs; Z +0.257σ) | CMS Medicare Part B (TX Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Southlake, TX) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.65/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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