Dr. Obinna Nwadibia, MD
1305 W 18th St, Sioux Falls, SD 57105 • +1-580-555-3251
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Sioux Falls Percentiles
NPI #1790940658 • CBSA Regional • Internal Medicine
Operating out of Sioux Falls, SD (1305 W 18th St), Internal Medicine clinician Dr. Obinna Nwadibia, MD (accredited MD/DO training, 2016) maintains a focused low-volume boutique caseload (27.08th Sioux Falls percentile) (30.49th SD percentile; Z-score -0.24σ across 909 documented services) with sub-specialty concentration in 19 Active CMS HCPCS Codes.
Dr. Nwadibia's longitudinal care intensity (2.4 billed units per patient across 379 individuals) centers on 99214 (409 annual units) and 99213 ($95–$130 cash range).
Cash-pay intake data for NPI 1790940658 (1305 W 18th St, Sioux Falls) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 17-minute average reception wait and 4.59/5 biomarker openness.
NPI registry verification (#1790940658) confirms Dr. Obinna Nwadibia's MD standing serving CBSA 57105 with a 4.90/5 patient scorecard.
Compared against Sioux Falls, SD Internal Medicine peers
909 annual services across 379 beneficiaries
Standard deviations from SD 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 | 409 | 27.08th | $124 – $170 |
| 99213 | Established Preventive & Chronic Care Visit | 236 | 29.08th | $95 – $130 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 118 | 31.08th | $45 – $62 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 91 | 29.08th | $146 – $199 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 55 | 30.08th | $172 – $236 |
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Dr. Obinna Nwadibia, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Nwadibia National Provider Identifier | NPI #1790940658 (MD) | CMS NPPES Registry (57105) |
| Dr. Nwadibia Sioux Falls CMS Volume Rank | 27.08th Pct (909 CMS svcs; Z -0.241σ) | CMS Medicare Part B (SD Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Sioux Falls, SD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 21 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.96/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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