Dr. Mark Charman, MD
600 W Lake Cook Rd, Buffalo Grove, IL 60089 • +1-371-555-9346
Medical Education: Accredited U.S. Medical School (Class of 1999)
What This Doctor Actually Performs: CMS Medicare Utilization & Buffalo Grove Percentiles
NPI #1033197637 • CBSA Regional • Internal Medicine
CMS Medicare Part B utilization records credit Dr. Mark Charman (MD, NPI 1033197637) at 600 W Lake Cook Rd in Buffalo Grove with 1,182 annual clinical services (178 beneficiaries), corresponding to a -0.18σ regional deviation and mid-cohort balanced caseload (38.46th Buffalo Grove percentile) with sub-specialty concentration in 37 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Mark Charman (60089) place 99214 at the top of the practice ledger (491 yearly units, 38.46th metro rank), rounded out by 99213 and 93000.
Direct cash-pay transparency modeling sets Dr. Charman's baseline new-consult rate near $218.00 in Buffalo Grove, IL (cash-pay accepted, hybrid in-clinic and telehealth video consults, 16-minute average reception wait).
Credentialed as an MD specialist with 27 years post-graduation experience since completing medical school at an LCME/COCA institution (1999), Dr. Charman coordinates 37 Active CMS HCPCS Codes workups from 600 W Lake Cook Rd (+1-371-555-9346).
Compared against Buffalo Grove, IL Internal Medicine peers
1,182 annual services across 178 beneficiaries
Standard deviations from IL Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 491 | 38.46th | $131 – $179 |
| 99213 | Established Preventive & Chronic Care Visit | 284 | 35.46th | $100 – $137 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 142 | 42.46th | $48 – $65 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 109 | 40.46th | $153 – $210 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 66 | 43.46th | $182 – $249 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (37 HCPCS billing breadth) | 90 | 38.46th | $118 – $171 |
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Dr. Mark Charman, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Charman National Provider Identifier | NPI #1033197637 (MD) | CMS NPPES Registry (60089) |
| Dr. Charman Buffalo Grove CMS Volume Rank | 38.46th Pct (1,182 CMS svcs; Z -0.184σ) | CMS Medicare Part B (IL Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Buffalo Grove, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 16 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.55/5 Listening • 4.93/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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