Dr. Andrzej Zajac, DO
46591 Romeo Plank Rd, Suite 200, Macomb, MI 48044 • +1-510-555-6877
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Macomb Percentiles
NPI #1396725545 • CBSA Regional • Family Practice
Within the Macomb, MI (CBSA local) Family Practice cohort, Dr. Andrzej Zajac, DO with sub-specialty concentration in 39 Active CMS HCPCS Codes ranks at the 71.43th municipal percentile and 43.88th MI percentile (-0.34σ Z-score) based on 1,187 billed procedures for 185 patients.
Procedural volume for Dr. Zajac is led by HCPCS 99214 (Comprehensive Primary Care & Chronic Protocol Management — 249 annual services, $53–$72 GPCI cash estimate), followed by CPT 99213 (Focused Acute & Preventive Primary Care Evaluation, 184/yr) and CPT G0439 (Annual Wellness Biomarker & Preventive Screening Visit, 71/yr).
Cash-pay intake data for NPI 1396725545 (46591 Romeo Plank Rd, Suite 200, Macomb) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 16-minute average reception wait and 4.54/5 biomarker openness.
Credentialed as an DO specialist with 24 years post-graduation experience since completing medical school at an LCME/COCA institution (2002), Dr. Zajac coordinates 39 Active CMS HCPCS Codes workups from 46591 Romeo Plank Rd, Suite 200 (+1-510-555-6877).
Compared against Macomb, MI Family Practice peers
1,187 annual services across 185 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 | 249 | 71.43th | $53 – $72 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 184 | 72.43th | $40 – $55 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 71 | 69.43th | $60 – $83 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 53 | 66.43th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 36 | 69.43th | $72 – $99 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (39 HCPCS billing breadth) | 594 | 71.43th | $47 – $68 |
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Dr. Andrzej Zajac, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zajac National Provider Identifier | NPI #1396725545 (DO) | CMS NPPES Registry (48044) |
| Dr. Zajac Macomb CMS Volume Rank | 71.43th Pct (1,187 CMS svcs; Z -0.339σ) | CMS Medicare Part B (MI Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Macomb, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.61/5 Listening • 4.54/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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