Dr. John Isaac, MD
6560 Fannin St, Ste 620, Houston, TX 77030 • +1-670-555-8983
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & Houston Percentiles
NPI #1295799005 • CBSA 26420 • Cardiology
Within the Houston, TX (CBSA 26420) Cardiology cohort, Dr. John Isaac, MD with sub-specialty concentration in 73 Active CMS HCPCS Codes ranks at the 96.71th municipal percentile and 93.92th TX percentile (+1.44σ Z-score) based on 9,530 billed procedures for 1,253 patients.
Medicare Part B line-item claims for Dr. John Isaac (77030) place 99214 at the top of the practice ledger (2956 yearly units, 96.71th metro rank), rounded out by 93000 and 93306.
Cash-pay intake data for NPI 1295799005 (6560 Fannin St, Ste 620, Houston) indicates $212.00 typical out-of-pocket visit spend against a $212.00 locality benchmark, paired with 13-minute average reception wait and 4.61/5 biomarker openness.
Spanning 16 years of clinical practice following 2010 graduation from medical training, Dr. John Isaac integrates 73 Active CMS HCPCS Codes diagnostics for Houston metro patients.
Top 10% Cardiology volume leader in Houston, TX
9,530 annual services across 1,253 beneficiaries
Standard deviations from TX 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 | 2,956 | 96.71th | $378 – $517 |
| 93000 | 12-Lead Resting Electrocardiogram (ECG) w/ Interpretation | 2,178 | 98.71th | $148 – $202 |
| 93306 | Complete Transthoracic Echocardiography w/ Doppler & Color Flow | 1,400 | 95.71th | $706 – $967 |
| 93224 | 24-Hour Ambulatory ECG Rhythm Monitoring & Analysis | 778 | 99.5th | $443 – $607 |
| 99204 | Comprehensive New Patient Cardiovascular Risk Evaluation | 467 | 99.5th | $542 – $742 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (73 HCPCS billing breadth) | 1,752 | 96.71th | $341 – $494 |
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Dr. John Isaac, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Isaac National Provider Identifier | NPI #1295799005 (MD) | CMS NPPES Registry (77030) |
| Dr. Isaac Houston CMS Volume Rank | 96.71th Pct (9,530 CMS svcs; Z +1.441σ) | CMS Medicare Part B (TX Cardiology) |
| Fair Cash-Pay New-Patient Benchmark | $212.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Houston, TX) |
| Waiting-Room Wait Time & Cash Friendliness | $212.00 avg paid • 13 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.83/5 Listening • 4.61/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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