Dr. Oscar Grandas, MD
1940 Alcoa Hwy, Ste E 120, Knoxville, TN 37920 • +1-829-555-7759
Medical Education: Accredited U.S. Medical School (Class of 2001)
What This Doctor Actually Performs: CMS Medicare Utilization & Knoxville Percentiles
NPI #1366550014 • CBSA Regional • Vascular Surgery
Anchored in Knoxville, TN 37920, Dr. Oscar Grandas, MD (NPI 1366550014) logged 1,160 annual procedures (focused low-volume boutique caseload (8.33th Knoxville percentile), 33.33th TN percentile, -0.34σ) with sub-specialty concentration in 88 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 1940 Alcoa Hwy, Ste E 120 shows Dr. Oscar Grandas's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 522x/yr, 12th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 302x/yr, $138–$190).
For out-of-network patients contacting +1-829-555-7759, Dr. Grandas's practice posts a $201.00 GPCI self-pay consult estimate ($201.00 patient-logged median, 4.84/5 composite reality score over 3 submissions).
From 1940 Alcoa Hwy, Ste E 120 in Knoxville (+1-829-555-7759), Dr. Grandas, MD (25-year clinical track record) delivers 88 Active CMS HCPCS Codes care.
Compared against Knoxville, TN Vascular Surgery peers
1,160 annual services across 614 beneficiaries
Standard deviations from TN Vascular Surgery 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 | 522 | 12th | $181 – $248 |
| 99213 | Established Preventive & Chronic Care Visit | 302 | 13.33th | $138 – $190 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 151 | 12th | $66 – $90 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 116 | 12th | $212 – $291 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 70 | 12th | $252 – $345 |
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Dr. Oscar Grandas, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Grandas National Provider Identifier | NPI #1366550014 (MD) | CMS NPPES Registry (37920) |
| Dr. Grandas Knoxville CMS Volume Rank | 8.33th Pct (1,160 CMS svcs; Z -0.337σ) | CMS Medicare Part B (TN Vascular Surgery) |
| 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 • 13 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.73/5 Listening • 4.70/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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