Dr. Maia Eng, MD
1100 Trancas St Ste 240, Napa, CA 94558 • +1-307-555-3620
Medical Education: Accredited U.S. Medical School (Class of 2001)
What This Doctor Actually Performs: CMS Medicare Utilization & Napa Percentiles
NPI #1043604515 • CBSA Regional • Cardiology
Within the Napa, CA (CBSA local) Cardiology cohort, Dr. Maia Eng, MD with sub-specialty concentration in 36 Active CMS HCPCS Codes ranks at the 25th municipal percentile and 33.84th CA percentile (-0.28σ Z-score) based on 2,338 billed procedures for 1,014 patients.
Medicare Part B line-item claims for Dr. Maia Eng (94558) place 99214 at the top of the practice ledger (888 yearly units, 25th metro rank), rounded out by 93000 and 93306.
Uninsured and high-deductible cash patients visiting Dr. Maia Eng in Napa (94558) face an estimated $239.00 initial evaluation fee at 1100 Trancas St Ste 240 (in-person clinic visits only; 18-minute average reception wait; bedside manner 4.66/5 from 24 verified reports).
Credentialed as an MD specialist with 25 years post-graduation experience since completing medical school at an LCME/COCA institution (2001), Dr. Eng coordinates 36 Active CMS HCPCS Codes workups from 1100 Trancas St Ste 240 (+1-307-555-3620).
Compared against Napa, CA Cardiology peers
2,338 annual services across 1,014 beneficiaries
Standard deviations from CA Cardiology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Cardiology Consultation & Hemodynamic Review | 888 | 25th | $170 – $233 |
| 93000 | 12-Lead Resting Electrocardiogram (ECG) w/ Interpretation | 655 | 22th | $67 – $91 |
| 93306 | Complete Transthoracic Echocardiography w/ Doppler & Color Flow | 421 | 20th | $318 – $436 |
| 93224 | 24-Hour Ambulatory ECG Rhythm Monitoring & Analysis | 234 | 28th | $200 – $274 |
| 99204 | Comprehensive New Patient Cardiovascular Risk Evaluation | 140 | 30th | $244 – $335 |
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Dr. Maia Eng, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Eng National Provider Identifier | NPI #1043604515 (MD) | CMS NPPES Registry (94558) |
| Dr. Eng Napa CMS Volume Rank | 25.00th Pct (2,338 CMS svcs; Z -0.279σ) | CMS Medicare Part B (CA Cardiology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Napa, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 18 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.40/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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