Dr. Lay Tun, MD
1880 N Orange Grove Ave, Pomona, CA 91767 • +1-322-555-6244
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Pomona Percentiles
NPI #1326232992 • CBSA Regional • Internal Medicine
Dr. Lay Tun, MD (NPI #1326232992) practices Internal Medicine in Pomona, CA (91767) with sub-specialty concentration in 3 Active CMS HCPCS Codes, recording 793 annual CMS services across 273 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (10th Pomona percentile) (-0.10σ vs CA state mean, 14.52th statewide percentile).
Fee-schedule auditing of NPI 1326232992 highlights 357 annual claims for 99214 (12th Pomona percentile; $231–$317 self-pay corridor) plus 206 encounters under 99213 and 103 under 93000.
Direct cash-pay transparency modeling sets Dr. Tun's baseline new-consult rate near $239.00 in Pomona, CA (cash-pay accepted, in-person clinic visits only, 10-minute average reception wait).
From 1880 N Orange Grove Ave in Pomona (+1-322-555-6244), Dr. Tun, MD (13-year clinical track record) delivers 3 Active CMS HCPCS Codes care.
Compared against Pomona, CA Internal Medicine peers
793 annual services across 273 beneficiaries
Standard deviations from CA 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 | 357 | 12th | $231 – $317 |
| 99213 | Established Preventive & Chronic Care Visit | 206 | 12th | $177 – $243 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 103 | 13th | $84 – $116 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 79 | 12th | $272 – $372 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 48 | 12th | $322 – $441 |
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Dr. Lay Tun, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Tun National Provider Identifier | NPI #1326232992 (MD) | CMS NPPES Registry (91767) |
| Dr. Tun Pomona CMS Volume Rank | 10.00th Pct (793 CMS svcs; Z -0.105σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Pomona, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 10 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.77/5 Listening • 4.69/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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