Dr. Jeffrey Michalak, DO
705 N Sioux Point Rd, Suite 100, Dakota Dunes, SD 57049 • +1-278-555-1217
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Dakota Dunes Percentiles
NPI #1962622431 • CBSA Regional • Gastroenterology
Within the Dakota Dunes, SD (CBSA local) Gastroenterology cohort, Dr. Jeffrey Michalak, DO with sub-specialty concentration in 37 Active CMS HCPCS Codes ranks at the 50th municipal percentile and 42.86th SD percentile (-0.45σ Z-score) based on 1,296 billed procedures for 753 patients.
Procedural volume for Dr. Michalak is led by HCPCS 99214 (Established Gastroenterology, GERD & IBD Evaluation — 480 annual services, $184–$252 GPCI cash estimate), followed by CPT 45380 (Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy, 324/yr) and CPT 43239 (Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy, 272/yr).
Direct cash-pay transparency modeling sets Dr. Michalak's baseline new-consult rate near $209.00 in Dakota Dunes, SD (cash-pay accepted, hybrid in-clinic and telehealth video consults, 15-minute average reception wait).
Credentialed as an DO specialist with 14 years post-graduation experience since completing medical school at an LCME/COCA institution (2012), Dr. Michalak coordinates 37 Active CMS HCPCS Codes workups from 705 N Sioux Point Rd, Suite 100 (+1-278-555-1217).
Compared against Dakota Dunes, SD Gastroenterology peers
1,296 annual services across 753 beneficiaries
Standard deviations from SD Gastroenterology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Gastroenterology, GERD & IBD Evaluation | 480 | 50th | $184 – $252 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 324 | 46th | $443 – $607 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 272 | 51th | $368 – $504 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 130 | 45th | $493 – $676 |
| 99204 | New Patient Digestive & Hepatology Consultation | 91 | 48th | $259 – $355 |
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Dr. Jeffrey Michalak, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Michalak National Provider Identifier | NPI #1962622431 (DO) | CMS NPPES Registry (57049) |
| Dr. Michalak Dakota Dunes CMS Volume Rank | 50.00th Pct (1,296 CMS svcs; Z -0.446σ) | CMS Medicare Part B (SD Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Dakota Dunes, SD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 15 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.86/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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