Dr. Karl Brenner, MD
2090 Commonwealth Blvd, Ann Arbor, MI 48105 • +1-236-555-2962
Medical Education: Accredited U.S. Medical School (Class of 2014)
What This Doctor Actually Performs: CMS Medicare Utilization & Ann Arbor Percentiles
NPI #1033186770 • CBSA Regional • Internal Medicine
Within the Ann Arbor, MI (CBSA local) Internal Medicine cohort, Dr. Karl Brenner, MD with sub-specialty concentration in 29 Active CMS HCPCS Codes ranks at the 31.43th municipal percentile and 23.41th MI percentile (-0.21σ Z-score) based on 855 billed procedures for 268 patients.
Fee-schedule auditing of NPI 1033186770 highlights 355 annual claims for 99214 (31.43th Ann Arbor percentile; $97–$132 self-pay corridor) plus 205 encounters under 99213 and 102 under 93000.
Direct cash-pay transparency modeling sets Dr. Brenner's baseline new-consult rate near $209.00 in Ann Arbor, MI (cash-pay accepted, hybrid in-clinic and telehealth video consults, 19-minute average reception wait).
Spanning 12 years of clinical practice following 2014 graduation from medical training, Dr. Karl Brenner integrates 29 Active CMS HCPCS Codes diagnostics for Ann Arbor metro patients.
Compared against Ann Arbor, MI Internal Medicine peers
855 annual services across 268 beneficiaries
Standard deviations from MI 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 | 355 | 31.43th | $97 – $132 |
| 99213 | Established Preventive & Chronic Care Visit | 205 | 34.43th | $74 – $101 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 102 | 35.43th | $35 – $50 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 79 | 31.43th | $113 – $155 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 47 | 28.43th | $134 – $184 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (29 HCPCS billing breadth) | 67 | 31.43th | $87 – $126 |
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Dr. Karl Brenner, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Brenner National Provider Identifier | NPI #1033186770 (MD) | CMS NPPES Registry (48105) |
| Dr. Brenner Ann Arbor CMS Volume Rank | 31.43th Pct (855 CMS svcs; Z -0.207σ) | CMS Medicare Part B (MI Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Ann Arbor, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 19 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.61/5 Listening • 4.85/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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