Dr. Mark Holowinski, MD
24100 Little Mack Ave, Saint Clair Shores, MI 48080 • +1-607-555-6224
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Clair Shores Percentiles
NPI #1023010063 • CBSA Regional • Family Practice
Operating out of Saint Clair Shores, MI (24100 Little Mack Ave), Family Practice clinician Dr. Mark Holowinski, MD (accredited MD/DO training, 2002) maintains a upper-quartile active clinical volume (72.73th Saint Clair Shores percentile) (38.64th MI percentile; Z-score -0.37σ across 1,083 documented services) with sub-specialty concentration in 38 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1023010063 highlights 382 annual claims for 99214 (72.73th Saint Clair Shores percentile; $72–$99 self-pay corridor) plus 282 encounters under 99213 and 109 under G0439.
Uninsured and high-deductible cash patients visiting Dr. Mark Holowinski in Saint Clair Shores (48080) face an estimated $209.00 initial evaluation fee at 24100 Little Mack Ave (hybrid in-clinic and telehealth video consults; 20-minute average reception wait; bedside manner 4.68/5 from 16 verified reports).
Clinical background for Dr. Holowinski (MD, NPI #1023010063) includes accredited doctoral training (2002, 24 yrs in practice) and virtual + in-office availability across MI.
Compared against Saint Clair Shores, MI Family Practice peers
1,083 annual services across 124 beneficiaries
Standard deviations from MI 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 | 382 | 72.73th | $72 – $99 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 282 | 68.73th | $55 – $76 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 109 | 74.73th | $83 – $113 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 82 | 76.73th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 55 | 74.73th | $99 – $136 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (38 HCPCS billing breadth) | 173 | 72.73th | $65 – $94 |
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Dr. Mark Holowinski, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Holowinski National Provider Identifier | NPI #1023010063 (MD) | CMS NPPES Registry (48080) |
| Dr. Holowinski Saint Clair Shores CMS Volume Rank | 72.73th Pct (1,083 CMS svcs; Z -0.372σ) | CMS Medicare Part B (MI Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Saint Clair Shores, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 20 min lobby wait | 16 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.55/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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