Dr. Christopher Hamm, MD
1000 Des Peres Rd, Ste 310, Des Peres, MO 63131 • +1-805-555-3109
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Des Peres Percentiles
NPI #1730490830 • CBSA Regional • Internal Medicine
Operating out of Des Peres, MO (1000 Des Peres Rd, Ste 310), Internal Medicine clinician Dr. Christopher Hamm, MD (accredited MD/DO training, 2011) maintains a upper-quartile active clinical volume (66.67th Des Peres percentile) (74.03th MO percentile; Z-score -0.07σ across 2,077 documented services) with sub-specialty concentration in 36 Active CMS HCPCS Codes.
Among 6 tracked CMS fee-schedule codes for Dr. Hamm (averaging 4.4 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 41% of tracked volume (848 encounters), paired with 99213 (490x).
Self-pay new patient consultations with Dr. Hamm (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 21-minute average reception wait, and a 4.84/5 modern protocol openness score across 7 patient logs.
Patients evaluating Dr. Christopher Hamm in ZIP 63131 note 15 years of post-doctoral tenure (null, 2011) alongside 4.4 annual CMS procedures per patient.
Compared against Des Peres, MO Internal Medicine peers
2,077 annual services across 468 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 | 848 | 66.67th | $149 – $204 |
| 99213 | Established Preventive & Chronic Care Visit | 490 | 71.67th | $114 – $156 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 245 | 66.67th | $54 – $74 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 188 | 66.67th | $175 – $239 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 113 | 71.67th | $207 – $283 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (36 HCPCS billing breadth) | 193 | 66.67th | $134 – $194 |
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Dr. Christopher Hamm, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Hamm National Provider Identifier | NPI #1730490830 (MD) | CMS NPPES Registry (63131) |
| Dr. Hamm Des Peres CMS Volume Rank | 66.67th Pct (2,077 CMS svcs; Z -0.068σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Des Peres, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 21 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.84/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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