Dr. Richard Shimizu, MD
1001 E Primrose St, Springfield, MO 65807 • +1-754-555-5605
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Springfield Percentiles
NPI #1164466645 • CBSA Regional • Internal Medicine
Dr. Richard Shimizu, MD (NPI #1164466645) practices Internal Medicine in Springfield, MO (65807) with sub-specialty concentration in 83 Active CMS HCPCS Codes, recording 7,882 annual CMS services across 196 distinct beneficiaries—placing this practice as a top-decile high-throughput specialist (96.67th percentile in Springfield) (+0.35σ vs MO state mean, 96.23th statewide percentile).
Medicare Part B line-item claims for Dr. Richard Shimizu (65807) place 99214 at the top of the practice ledger (1031 yearly units, 96.67th metro rank), rounded out by 99213 and 93000.
Self-pay new patient consultations with Dr. Shimizu (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 15-minute average reception wait, and a 4.46/5 modern protocol openness score across 7 patient logs.
NPI registry verification (#1164466645) confirms Dr. Richard Shimizu's MD standing serving CBSA 65807 with a 4.56/5 patient scorecard.
Top 10% Internal Medicine volume leader in Springfield, MO
7,882 annual services across 196 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 | 1,031 | 96.67th | $43 – $60 |
| 99213 | Established Preventive & Chronic Care Visit | 595 | 91.67th | $33 – $48 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 298 | 99.5th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 229 | 99.5th | $51 – $70 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 137 | 93.67th | $60 – $83 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (83 HCPCS billing breadth) | 5,592 | 96.67th | $45 – $65 |
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Dr. Richard Shimizu, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Shimizu National Provider Identifier | NPI #1164466645 (MD) | CMS NPPES Registry (65807) |
| Dr. Shimizu Springfield CMS Volume Rank | 96.67th Pct (7,882 CMS svcs; Z +0.351σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Springfield, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 15 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.64/5 Listening • 4.46/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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