Dr. Saowanee Ngamruengphong, MD
4940 Eastern Ave, A Building, 5th Floor, Baltimore, MD 21224 • +1-336-555-9745
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Baltimore Percentiles
NPI #1285898023 • CBSA Regional • Gastroenterology
Dr. Saowanee Ngamruengphong, MD (NPI #1285898023) practices Gastroenterology in Baltimore, MD (21224) with sub-specialty concentration in 71 Active CMS HCPCS Codes, recording 940 annual CMS services across 506 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (38.18th Baltimore percentile) (-0.43σ vs MD state mean, 28.24th statewide percentile).
Fee-schedule auditing of NPI 1285898023 highlights 348 annual claims for 99214 (38.18th Baltimore percentile; $270–$370 self-pay corridor) plus 235 encounters under 45380 and 197 under 43239.
Self-pay new patient consultations with Dr. Ngamruengphong (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 18-minute average reception wait, and a 4.41/5 modern protocol openness score across 4 patient logs.
From 4940 Eastern Ave, A Building, 5th Floor in Baltimore (+1-336-555-9745), Dr. Ngamruengphong, MD (30-year clinical track record) delivers 71 Active CMS HCPCS Codes care.
Compared against Baltimore, MD Gastroenterology peers
940 annual services across 506 beneficiaries
Standard deviations from MD Gastroenterology 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 Gastroenterology, GERD & IBD Evaluation | 348 | 38.18th | $270 – $370 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 235 | 40.18th | $651 – $892 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 197 | 43.18th | $540 – $740 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 94 | 34.18th | $724 – $993 |
| 99204 | New Patient Digestive & Hepatology Consultation | 66 | 34.18th | $381 – $522 |
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Dr. Saowanee Ngamruengphong, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ngamruengphong National Provider Identifier | NPI #1285898023 (MD) | CMS NPPES Registry (21224) |
| Dr. Ngamruengphong Baltimore CMS Volume Rank | 38.18th Pct (940 CMS svcs; Z -0.430σ) | CMS Medicare Part B (MD Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Baltimore, MD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.41/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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