Dr. Felice Zwas, MD
500 W Putnam Ave, Suite 100, Greenwich, CT 06830 • +1-954-555-3070
Medical Education: Accredited U.S. Medical School (Class of 1999)
What This Doctor Actually Performs: CMS Medicare Utilization & Greenwich Percentiles
NPI #1225059116 • CBSA Regional • Gastroenterology
Within the Greenwich, CT (CBSA local) Gastroenterology cohort, Dr. Felice Zwas, MD with sub-specialty concentration in 34 Active CMS HCPCS Codes ranks at the 80th municipal percentile and 98.02th CT percentile (+2.81σ Z-score) based on 16,574 billed procedures for 522 patients.
Dr. Zwas's longitudinal care intensity (31.8 billed units per patient across 522 individuals) centers on 99214 (335 annual units) and 45380 ($100–$137 cash range).
Uninsured and high-deductible cash patients visiting Dr. Felice Zwas in Greenwich (06830) face an estimated $209.00 initial evaluation fee at 500 W Putnam Ave, Suite 100 (hybrid in-clinic and telehealth video consults; 17-minute average reception wait; bedside manner 4.68/5 from 13 verified reports).
Spanning 27 years of clinical practice following 1999 graduation from medical training, Dr. Felice Zwas integrates 34 Active CMS HCPCS Codes diagnostics for Greenwich metro patients.
Compared against Greenwich, CT Gastroenterology peers
16,574 annual services across 522 beneficiaries
Standard deviations from CT 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 | 335 | 80th | $42 – $57 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 227 | 77th | $100 – $137 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 190 | 81th | $83 – $114 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 91 | 85th | $112 – $153 |
| 99204 | New Patient Digestive & Hepatology Consultation | 63 | 78th | $59 – $80 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (34 HCPCS billing breadth) | 15,668 | 80th | $45 – $65 |
Are you Dr. Felice Zwas? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in Greenwich, CT:
<a href="https://dotmd.com/doctors/felice-zwas-md-greenwich-ct-1225059116" title="Dr. Felice Zwas, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1225059116.svg" alt="Dr. Felice Zwas Gastroenterology Badge" width="280" height="72" /></a>
Dr. Felice Zwas, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zwas National Provider Identifier | NPI #1225059116 (MD) | CMS NPPES Registry (06830) |
| Dr. Zwas Greenwich CMS Volume Rank | 80.00th Pct (16,574 CMS svcs; Z +2.808σ) | CMS Medicare Part B (CT Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Greenwich, CT) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.72/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Felice Zwas
Other High-Volume Gastroenterology Specialists in Greenwich, CT
Ranked strictly by CMS Medicare volumeDr. Zwas Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in Greenwich, CT.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Felice Zwas community threads and patient logs by age, biological sex, dosage, and treatment duration.