Dr. Christopher Ko, MD
1500 E Medical Center DR, Ann Arbor, MI 48109 • +1-488-555-2151
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Ann Arbor Percentiles
NPI #1497142301 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across MI Gastroenterology providers positions Dr. Christopher Ko, MD in Ann Arbor at -0.52σ (0th city percentile / 0.72th state percentile, 182 Medicare beneficiaries), with clinical focus spanning 71 Active CMS HCPCS Codes.
Dr. Ko's longitudinal care intensity (3.6 billed units per patient across 182 individuals) centers on 99214 (239 annual units) and 45380 ($487–$668 cash range).
Cash-pay intake data for NPI 1497142301 (1500 E Medical Center DR, Ann Arbor) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 22-minute average reception wait and 4.80/5 biomarker openness.
From 1500 E Medical Center DR in Ann Arbor (+1-488-555-2151), Dr. Ko, MD (33-year clinical track record) delivers 71 Active CMS HCPCS Codes care.
Compared against Ann Arbor, MI Gastroenterology peers
647 annual services across 182 beneficiaries
Standard deviations from MI 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 | 239 | 12th | $202 – $277 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 162 | 12th | $487 – $668 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 136 | 12th | $405 – $555 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 65 | 12th | $543 – $744 |
| 99204 | New Patient Digestive & Hepatology Consultation | 45 | 12th | $285 – $391 |
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Dr. Christopher Ko, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ko National Provider Identifier | NPI #1497142301 (MD) | CMS NPPES Registry (48109) |
| Dr. Ko Ann Arbor CMS Volume Rank | 0.00th Pct (647 CMS svcs; Z -0.520σ) | CMS Medicare Part B (MI Gastroenterology) |
| 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 • 22 min lobby wait | 16 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.56/5 Listening • 4.80/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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