Dr. Mark Vierra, MD
15525 Pomerado Rd, Suite A-2, Poway, CA 92064 • +1-493-555-2254
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Poway Percentiles
NPI #1730187121 • CBSA Regional • Dermatology
Within the Poway, CA (CBSA local) Dermatology cohort, Dr. Mark Vierra, MD with sub-specialty concentration in 64 Active CMS HCPCS Codes ranks at the 90th municipal percentile and 92.82th CA percentile (+0.53σ Z-score) based on 15,225 billed procedures for 1,186 patients.
Fee-schedule auditing of NPI 1730187121 highlights 3127 annual claims for 17000 (90th Poway percentile; $53–$73 self-pay corridor) plus 2851 encounters under 99213 and 1747 under 11102.
Self-pay new patient consultations with Dr. Vierra (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 11-minute average reception wait, and a 4.80/5 modern protocol openness score across 7 patient logs.
Spanning 33 years of clinical practice following 1993 graduation from medical training, Dr. Mark Vierra integrates 64 Active CMS HCPCS Codes diagnostics for Poway metro patients.
Top 10% Dermatology volume leader in Poway, CA
15,225 annual services across 1,186 beneficiaries
Standard deviations from CA Dermatology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 17000 | Cryotherapy Destruction of Premalignant Actinic Lesion | 3,127 | 90th | $53 – $73 |
| 99213 | Focused Cutaneous & Dermoscopic Examination | 2,851 | 92th | $60 – $82 |
| 11102 | Tangential Diagnostic Skin Biopsy of Single Lesion | 1,747 | 90th | $79 – $108 |
| 11401 | Excision of Benign Cutaneous Lesion (0.6 to 1.0 cm) | 920 | 92th | $110 – $151 |
| 99203 | New Patient Full-Body Skin Cancer & Dermatology Evaluation | 552 | 85th | $85 – $116 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (64 HCPCS billing breadth) | 6,029 | 90th | $65 – $94 |
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Dr. Mark Vierra, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Vierra National Provider Identifier | NPI #1730187121 (MD) | CMS NPPES Registry (92064) |
| Dr. Vierra Poway CMS Volume Rank | 90.00th Pct (15,225 CMS svcs; Z +0.530σ) | CMS Medicare Part B (CA Dermatology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Poway, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 11 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.80/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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