Dr. Liem Ngo, MD
3601 W 13 Mile Rd Ste Ec, Royal Oak, MI 48073 • +1-277-555-6178
Medical Education: Accredited U.S. Medical School (Class of 2014)
What This Doctor Actually Performs: CMS Medicare Utilization & Royal Oak Percentiles
NPI #1902845639 • CBSA Regional • Emergency Medicine
Operating out of Royal Oak, MI (3601 W 13 Mile Rd Ste Ec), Emergency Medicine clinician Dr. Liem Ngo, MD (accredited MD/DO training, 2014) maintains a top-decile high-throughput specialist (94.12th percentile in Royal Oak) (96.77th MI percentile; Z-score +2.31σ across 2,986 documented services) with sub-specialty concentration in 23 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Ngo (averaging 1.4 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (1344 encounters), paired with 99213 (776x).
Uninsured and high-deductible cash patients visiting Dr. Liem Ngo in Royal Oak (48073) face an estimated $209.00 initial evaluation fee at 3601 W 13 Mile Rd Ste Ec (hybrid in-clinic and telehealth video consults; 17-minute average reception wait; bedside manner 4.57/5 from 25 verified reports).
NPI registry verification (#1902845639) confirms Dr. Liem Ngo's MD standing serving CBSA 48073 with a 4.54/5 patient scorecard.
Top 10% Emergency Medicine volume leader in Royal Oak, MI
2,986 annual services across 2,141 beneficiaries
Standard deviations from MI Emergency 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 | 1,344 | 94.12th | $58 – $79 |
| 99213 | Established Preventive & Chronic Care Visit | 776 | 90.12th | $44 – $60 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 388 | 96.12th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 299 | 99.12th | $68 – $93 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 179 | 89.12th | $80 – $110 |
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Dr. Liem Ngo, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ngo National Provider Identifier | NPI #1902845639 (MD) | CMS NPPES Registry (48073) |
| Dr. Ngo Royal Oak CMS Volume Rank | 94.12th Pct (2,986 CMS svcs; Z +2.313σ) | CMS Medicare Part B (MI Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Royal Oak, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 25 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.57/5 Listening • 4.42/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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