Dr. Barry Firstenberg, DO
1631 Lancaster DR Ste 150, Grapevine, TX 76051 • +1-867-555-5650
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Grapevine Percentiles
NPI #1215939764 • CBSA Regional • Internal Medicine
Within the Grapevine, TX (CBSA local) Internal Medicine cohort, Dr. Barry Firstenberg, DO with sub-specialty concentration in 182 Active CMS HCPCS Codes ranks at the 94.44th municipal percentile and 99.58th TX percentile (+8.73σ Z-score) based on 129,077 billed procedures for 489 patients.
Fee-schedule auditing of NPI 1215939764 highlights 3839 annual claims for 99214 (94.44th Grapevine percentile; $44–$60 self-pay corridor) plus 2218 encounters under 99213 and 1109 under 93000.
Direct cash-pay transparency modeling sets Dr. Firstenberg's baseline new-consult rate near $209.00 in Grapevine, TX (cash-pay accepted, hybrid in-clinic and telehealth video consults, 9-minute average reception wait).
From 1631 Lancaster DR Ste 150 in Grapevine (+1-867-555-5650), Dr. Firstenberg, DO (29-year clinical track record) delivers 182 Active CMS HCPCS Codes care.
Top 10% Internal Medicine volume leader in Grapevine, TX
129,077 annual services across 489 beneficiaries
Standard deviations from TX 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 | 3,839 | 94.44th | $44 – $60 |
| 99213 | Established Preventive & Chronic Care Visit | 2,218 | 94.44th | $34 – $49 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 1,109 | 95.44th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 853 | 94.44th | $52 – $71 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 512 | 92.44th | $61 – $84 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (182 HCPCS billing breadth) | 120,546 | 94.44th | $45 – $65 |
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Dr. Barry Firstenberg, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Firstenberg National Provider Identifier | NPI #1215939764 (DO) | CMS NPPES Registry (76051) |
| Dr. Firstenberg Grapevine CMS Volume Rank | 94.44th Pct (129,077 CMS svcs; Z +8.735σ) | CMS Medicare Part B (TX Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Grapevine, TX) |
| 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 • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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