Dr. Joshua Koh, MD
1173 N Dixie DR, Suite 101, San Dimas, CA 91773 • +1-212-555-9143
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & San Dimas Percentiles
NPI #1871609271 • CBSA Regional • Psychiatry
Dr. Joshua Koh, MD (NPI #1871609271) practices Psychiatry in San Dimas, CA (91773) with sub-specialty concentration in 7 Active CMS HCPCS Codes, recording 4,440 annual CMS services across 1,278 distinct beneficiaries—placing this practice as a top-decile high-throughput specialist (99th percentile in San Dimas) (+0.85σ vs CA state mean, 96.18th statewide percentile).
Fee-schedule auditing of NPI 1871609271 highlights 1954 annual claims for 99214 (99th San Dimas percentile; $171–$234 self-pay corridor) plus 1243 encounters under 90833 and 710 under 99213.
Self-pay new patient consultations with Dr. Koh (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 17-minute average reception wait, and a 4.76/5 modern protocol openness score across 7 patient logs.
Spanning 15 years of clinical practice following 2011 graduation from medical training, Dr. Joshua Koh integrates 7 Active CMS HCPCS Codes diagnostics for San Dimas metro patients.
Top 10% Psychiatry volume leader in San Dimas, CA
4,440 annual services across 1,278 beneficiaries
Standard deviations from CA Psychiatry mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Psychopharmacology Medication & Symptom Titration Visit | 1,954 | 99th | $171 – $234 |
| 90833 | Add-On Focused Psychotherapy w/ Medical Evaluation (30 min) | 1,243 | 99.5th | $123 – $169 |
| 99213 | Established Behavioral Health Maintenance Follow-Up | 710 | 99.5th | $130 – $179 |
| 90792 | Comprehensive Psychiatric Diagnostic & Medical Evaluation | 533 | 96th | $268 – $367 |
Are you Dr. Joshua Koh? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in San Dimas, CA:
<a href="https://dotmd.com/doctors/joshua-koh-md-san-dimas-ca-1871609271" title="Dr. Joshua Koh, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1871609271.svg" alt="Dr. Joshua Koh Psychiatry Badge" width="280" height="72" /></a>
Dr. Joshua Koh, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Koh National Provider Identifier | NPI #1871609271 (MD) | CMS NPPES Registry (91773) |
| Dr. Koh San Dimas CMS Volume Rank | 99.00th Pct (4,440 CMS svcs; Z +0.855σ) | CMS Medicare Part B (CA Psychiatry) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Dimas, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 17 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.94/5 Listening • 4.76/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Joshua Koh
Dr. Koh Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in San Dimas, CA.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Joshua Koh community threads and patient logs by age, biological sex, dosage, and treatment duration.