Dr. David Mach, DO
2261 Douglas Blvd, Roseville, CA 95661 • +1-669-555-4381
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Roseville Percentiles
NPI #1821070202 • CBSA Regional • Family Practice
Within the Roseville, CA (CBSA local) Family Practice cohort, Dr. David Mach, DO with sub-specialty concentration in 70 Active CMS HCPCS Codes ranks at the 96th municipal percentile and 97.38th CA percentile (+0.38σ Z-score) based on 16,601 billed procedures for 3,810 patients.
Granular CPT/HCPCS billing distribution at 2261 Douglas Blvd shows Dr. David Mach's primary concentration in Comprehensive Primary Care & Chronic Protocol Management (code 99214: 4733x/yr, 96th local percentile) alongside Focused Acute & Preventive Primary Care Evaluation (99213: 3493x/yr, $38–$53).
Self-pay new patient consultations with Dr. Mach (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 19-minute average reception wait, and a 4.90/5 modern protocol openness score across 17 patient logs.
Clinical background for Dr. Mach (DO, NPI #1821070202) includes accredited doctoral training (1997, 29 yrs in practice) and virtual + in-office availability across CA.
Top 10% Family Practice volume leader in Roseville, CA
16,601 annual services across 3,810 beneficiaries
Standard deviations from CA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 4,733 | 96th | $50 – $68 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 3,493 | 99.5th | $38 – $53 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 1,352 | 96th | $57 – $78 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 1,014 | 92th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 676 | 99th | $68 – $93 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (70 HCPCS billing breadth) | 5,333 | 96th | $45 – $65 |
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Dr. David Mach, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mach National Provider Identifier | NPI #1821070202 (DO) | CMS NPPES Registry (95661) |
| Dr. Mach Roseville CMS Volume Rank | 96.00th Pct (16,601 CMS svcs; Z +0.375σ) | CMS Medicare Part B (CA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Roseville, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 19 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.80/5 Listening • 4.90/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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