Dr. John Demenkoff, MD
5779 E Mayo Blvd, Phoenix, AZ 85054 • +1-767-555-7596
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & Phoenix Percentiles
NPI #1295718419 • CBSA 38060 • Internal Medicine
Within the Phoenix, AZ (CBSA 38060) Internal Medicine cohort, Dr. John Demenkoff, MD with sub-specialty concentration in 33 Active CMS HCPCS Codes ranks at the 48.63th municipal percentile and 42.03th AZ percentile (-0.19σ Z-score) based on 1,148 billed procedures for 217 patients.
Dr. Demenkoff's longitudinal care intensity (5.3 billed units per patient across 217 individuals) centers on 99214 (468 annual units) and 99213 ($97–$133 cash range).
Self-pay new patient consultations with Dr. Demenkoff (CPT 99204 GPCI-adjusted benchmark) estimate around $207.00 (community reported average: $207.00) with in-person clinic visits only, 11-minute average reception wait, and a 4.67/5 modern protocol openness score across 9 patient logs.
Spanning 16 years of clinical practice following 2010 graduation from medical training, Dr. John Demenkoff integrates 33 Active CMS HCPCS Codes diagnostics for Phoenix metro patients.
Compared against Phoenix, AZ Internal Medicine peers
1,148 annual services across 217 beneficiaries
Standard deviations from AZ 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 | 468 | 48.63th | $127 – $174 |
| 99213 | Established Preventive & Chronic Care Visit | 270 | 46.63th | $97 – $133 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 135 | 53.63th | $46 – $63 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 104 | 51.63th | $149 – $204 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 62 | 48.63th | $176 – $242 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (33 HCPCS billing breadth) | 108 | 48.63th | $114 – $165 |
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Dr. John Demenkoff, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Demenkoff National Provider Identifier | NPI #1295718419 (MD) | CMS NPPES Registry (85054) |
| Dr. Demenkoff Phoenix CMS Volume Rank | 48.63th Pct (1,148 CMS svcs; Z -0.189σ) | CMS Medicare Part B (AZ Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $207.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Phoenix, AZ) |
| Waiting-Room Wait Time & Cash Friendliness | $207.00 avg paid • 11 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.79/5 Listening • 4.67/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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