Dr. Walter Zibas, MD
6473 Kingston Pike, Knoxville, TN 75320 • +1-302-555-6205
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Knoxville Percentiles
NPI #1437185915 • CBSA Regional • Internal Medicine
Operating out of Knoxville, TN (6473 Kingston Pike), Internal Medicine clinician Dr. Walter Zibas, MD (accredited MD/DO training, 1996) maintains a focused low-volume boutique caseload (34.68th Knoxville percentile) (39.22th TN percentile; Z-score -0.33σ across 1,282 documented services) with sub-specialty concentration in 18 Active CMS HCPCS Codes.
Dr. Zibas's longitudinal care intensity (3.6 billed units per patient across 360 individuals) centers on 99214 (577 annual units) and 99213 ($101–$138 cash range).
For out-of-network patients contacting +1-302-555-6205, Dr. Zibas's practice posts a $201.00 GPCI self-pay consult estimate ($201.00 patient-logged median, 4.70/5 composite reality score over 25 submissions).
Credentialed as an MD specialist with 30 years post-graduation experience since completing medical school at an LCME/COCA institution (1996), Dr. Zibas coordinates 18 Active CMS HCPCS Codes workups from 6473 Kingston Pike (+1-302-555-6205).
Compared against Knoxville, TN Internal Medicine peers
1,282 annual services across 360 beneficiaries
Standard deviations from TN 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 | 577 | 34.68th | $132 – $180 |
| 99213 | Established Preventive & Chronic Care Visit | 333 | 36.68th | $101 – $138 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 167 | 34.68th | $48 – $66 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 128 | 35.68th | $155 – $212 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 77 | 32.68th | $183 – $251 |
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Dr. Walter Zibas, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zibas National Provider Identifier | NPI #1437185915 (MD) | CMS NPPES Registry (75320) |
| Dr. Zibas Knoxville CMS Volume Rank | 34.68th Pct (1,282 CMS svcs; Z -0.330σ) | CMS Medicare Part B (TN Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $201.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Knoxville, TN) |
| Waiting-Room Wait Time & Cash Friendliness | $201.00 avg paid • 19 min lobby wait | 25 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.46/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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