Dr. Michael Grupka, MD
148 Bill Carruth Pkwy Ste 200, Hiram, GA 30141 • +1-674-555-9372
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Hiram Percentiles
NPI #1497953467 • CBSA Regional • Gastroenterology
Within the Hiram, GA (CBSA local) Gastroenterology cohort, Dr. Michael Grupka, MD with sub-specialty concentration in 50 Active CMS HCPCS Codes ranks at the 0th municipal percentile and 8.8th GA percentile (-0.57σ Z-score) based on 714 billed procedures for 329 patients.
Fee-schedule auditing of NPI 1497953467 highlights 264 annual claims for 99214 (12th Hiram percentile; $173–$237 self-pay corridor) plus 179 encounters under 45380 and 150 under 43239.
At 148 Bill Carruth Pkwy Ste 200 (30141), Dr. Michael Grupka, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.82/5 bedside rating).
Spanning 20 years of clinical practice following 2006 graduation from medical training, Dr. Michael Grupka integrates 50 Active CMS HCPCS Codes diagnostics for Hiram metro patients.
Compared against Hiram, GA Gastroenterology peers
714 annual services across 329 beneficiaries
Standard deviations from GA 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 | 264 | 12th | $173 – $237 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 179 | 12th | $416 – $570 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 150 | 12th | $345 – $473 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 71 | 12th | $463 – $635 |
| 99204 | New Patient Digestive & Hepatology Consultation | 50 | 12th | $243 – $334 |
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Dr. Michael Grupka, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Grupka National Provider Identifier | NPI #1497953467 (MD) | CMS NPPES Registry (30141) |
| Dr. Grupka Hiram CMS Volume Rank | 0.00th Pct (714 CMS svcs; Z -0.569σ) | CMS Medicare Part B (GA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Hiram, GA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.41/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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