Dr. Walter Immel, MD
5510 Alma Ln, Springfield, VA 22151 • +1-388-555-7823
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Springfield Percentiles
NPI #1104826429 • CBSA Regional • Gastroenterology
Dr. Walter Immel, MD (NPI #1104826429) practices Gastroenterology in Springfield, VA (22151) with sub-specialty concentration in 34 Active CMS HCPCS Codes, recording 868 annual CMS services across 562 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (50th Springfield percentile) (-0.46σ vs VA state mean, 23.19th statewide percentile).
Procedural volume for Dr. Immel is led by HCPCS 99214 (Established Gastroenterology, GERD & IBD Evaluation — 321 annual services, $444–$609 GPCI cash estimate), followed by CPT 45380 (Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy, 217/yr) and CPT 43239 (Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy, 182/yr).
At 5510 Alma Ln (22151), Dr. Walter Immel, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.95/5 bedside rating).
NPI registry verification (#1104826429) confirms Dr. Walter Immel's MD standing serving CBSA 22151 with a 4.78/5 patient scorecard.
Compared against Springfield, VA Gastroenterology peers
868 annual services across 562 beneficiaries
Standard deviations from VA 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 | 321 | 50th | $444 – $609 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 217 | 53th | $1070 – $1466 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 182 | 53th | $888 – $1217 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 87 | 50th | $1191 – $1632 |
| 99204 | New Patient Digestive & Hepatology Consultation | 61 | 51th | $626 – $858 |
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Dr. Walter Immel, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Immel National Provider Identifier | NPI #1104826429 (MD) | CMS NPPES Registry (22151) |
| Dr. Immel Springfield CMS Volume Rank | 50.00th Pct (868 CMS svcs; Z -0.455σ) | CMS Medicare Part B (VA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Springfield, VA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 9 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.95/5 Listening • 4.61/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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