Dr. Nathan Kellis, MD
1055 N Curtis Rd, Boise, ID 83706 • +1-968-555-9576
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & Boise Percentiles
NPI #1942688627 • CBSA Regional • Hospitalist
Dr. Nathan Kellis, MD (NPI #1942688627) practices Hospitalist in Boise, ID (83706) with sub-specialty concentration in 7 Active CMS HCPCS Codes, recording 668 annual CMS services across 235 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (12.5th Boise percentile) (-0.94σ vs ID state mean, 11.54th statewide percentile).
Fee-schedule auditing of NPI 1942688627 highlights 301 annual claims for 99214 (12.5th Boise percentile; $161–$220 self-pay corridor) plus 174 encounters under 99213 and 87 under 93000.
At 1055 N Curtis Rd (83706), Dr. Nathan Kellis, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.59/5 bedside rating).
Clinical background for Dr. Kellis (MD, NPI #1942688627) includes accredited doctoral training (1994, 32 yrs in practice) and virtual + in-office availability across ID.
Compared against Boise, ID Hospitalist peers
668 annual services across 235 beneficiaries
Standard deviations from ID Hospitalist 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 | 301 | 12.5th | $161 – $220 |
| 99213 | Established Preventive & Chronic Care Visit | 174 | 12th | $123 – $169 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 87 | 14.5th | $59 – $80 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 67 | 12th | $189 – $259 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 40 | 12th | $224 – $307 |
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Dr. Nathan Kellis, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kellis National Provider Identifier | NPI #1942688627 (MD) | CMS NPPES Registry (83706) |
| Dr. Kellis Boise CMS Volume Rank | 12.50th Pct (668 CMS svcs; Z -0.940σ) | CMS Medicare Part B (ID Hospitalist) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Boise, ID) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 14 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.59/5 Listening • 4.56/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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