Dr. Maki Yamamoto, MD
333 City Blvd W, Suite 1600, Orange, CA 92868 • +1-733-555-2405
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Orange Percentiles
NPI #1336328194 • CBSA Regional • General Surgery
Dr. Maki Yamamoto, MD (NPI #1336328194) practices General Surgery in Orange, CA (92868) with sub-specialty concentration in 65 Active CMS HCPCS Codes, recording 807 annual CMS services across 322 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (44.44th Orange percentile) (-0.33σ vs CA state mean, 33.57th statewide percentile).
Granular CPT/HCPCS billing distribution at 333 City Blvd W, Suite 1600 shows Dr. Maki Yamamoto's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 363x/yr, 44.44th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 210x/yr, $182–$249).
At 333 City Blvd W, Suite 1600 (92868), Dr. Maki Yamamoto, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$239.00 per new consult (4.94/5 bedside rating).
Patients evaluating Dr. Maki Yamamoto in ZIP 92868 note 10 years of post-doctoral tenure (null, 2016) alongside 2.5 annual CMS procedures per patient.
Compared against Orange, CA General Surgery peers
807 annual services across 322 beneficiaries
Standard deviations from CA General Surgery 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 | 363 | 44.44th | $237 – $325 |
| 99213 | Established Preventive & Chronic Care Visit | 210 | 43.44th | $182 – $249 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 105 | 41.44th | $87 – $119 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 81 | 39.44th | $279 – $382 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 48 | 45.44th | $330 – $452 |
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Dr. Maki Yamamoto, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yamamoto National Provider Identifier | NPI #1336328194 (MD) | CMS NPPES Registry (92868) |
| Dr. Yamamoto Orange CMS Volume Rank | 44.44th Pct (807 CMS svcs; Z -0.329σ) | CMS Medicare Part B (CA General Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Orange, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 13 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.94/5 Listening • 4.79/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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