Dr. Roger Guillemette, MD
3009 N Ballas Rd Ste 387c, Saint Louis, MO 63131 • +1-805-555-3748
Medical Education: Accredited U.S. Medical School (Class of 1995)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Louis Percentiles
NPI #1417981333 • CBSA Regional • Internal Medicine
Operating out of Saint Louis, MO (3009 N Ballas Rd Ste 387c), Internal Medicine clinician Dr. Roger Guillemette, MD (accredited MD/DO training, 1995) maintains a upper-quartile active clinical volume (66.67th Saint Louis percentile) (68.44th MO percentile; Z-score -0.08σ across 1,853 documented services) with sub-specialty concentration in 36 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1417981333 highlights 768 annual claims for 99214 (66.67th Saint Louis percentile; $111–$152 self-pay corridor) plus 444 encounters under 99213 and 222 under 93000.
For out-of-network patients contacting +1-805-555-3748, Dr. Guillemette's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.81/5 composite reality score over 24 submissions).
From 3009 N Ballas Rd Ste 387c in Saint Louis (+1-805-555-3748), Dr. Guillemette, MD (31-year clinical track record) delivers 36 Active CMS HCPCS Codes care.
Compared against Saint Louis, MO Internal Medicine peers
1,853 annual services across 368 beneficiaries
Standard deviations from MO 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 | 768 | 66.67th | $111 – $152 |
| 99213 | Established Preventive & Chronic Care Visit | 444 | 64.67th | $85 – $116 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 222 | 70.67th | $40 – $55 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 171 | 66.67th | $130 – $178 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 102 | 68.67th | $154 – $211 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (36 HCPCS billing breadth) | 147 | 66.67th | $100 – $145 |
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Dr. Roger Guillemette, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Guillemette National Provider Identifier | NPI #1417981333 (MD) | CMS NPPES Registry (63131) |
| Dr. Guillemette Saint Louis CMS Volume Rank | 66.67th Pct (1,853 CMS svcs; Z -0.084σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Saint Louis, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.85/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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