Dr. Mark Tamsen, MD
3434 Midway DR Ste 1002, San Diego, CA 92110 • +1-881-555-1992
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & San Diego Percentiles
NPI #1346241452 • CBSA Regional • Emergency Medicine
Operating out of San Diego, CA (3434 Midway DR Ste 1002), Emergency Medicine clinician Dr. Mark Tamsen, MD (accredited MD/DO training, 1992) maintains a mid-cohort balanced caseload (61.9th San Diego percentile) (72.17th CA percentile; Z-score -0.09σ across 1,100 documented services) with sub-specialty concentration in 56 Active CMS HCPCS Codes.
Dr. Tamsen's longitudinal care intensity (3.5 billed units per patient across 316 individuals) centers on 99214 (427 annual units) and 99213 ($140–$192 cash range).
Self-pay new patient consultations with Dr. Tamsen (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with in-person clinic visits only, 9-minute average reception wait, and a 4.56/5 modern protocol openness score across 9 patient logs.
Credentialed as an MD specialist with 34 years post-graduation experience since completing medical school at an LCME/COCA institution (1992), Dr. Tamsen coordinates 56 Active CMS HCPCS Codes workups from 3434 Midway DR Ste 1002 (+1-881-555-1992).
Compared against San Diego, CA Emergency Medicine peers
1,100 annual services across 316 beneficiaries
Standard deviations from CA Emergency 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 | 427 | 61.9th | $183 – $251 |
| 99213 | Established Preventive & Chronic Care Visit | 246 | 62.9th | $140 – $192 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 123 | 56.9th | $67 – $92 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 95 | 66.9th | $215 – $294 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 57 | 57.9th | $255 – $349 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (56 HCPCS billing breadth) | 152 | 61.9th | $165 – $239 |
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Dr. Mark Tamsen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Tamsen National Provider Identifier | NPI #1346241452 (MD) | CMS NPPES Registry (92110) |
| Dr. Tamsen San Diego CMS Volume Rank | 61.90th Pct (1,100 CMS svcs; Z -0.088σ) | CMS Medicare Part B (CA Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Diego, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 9 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.56/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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