Dr. Warren Fields, MD
200 Sandy Hollow Rd, Mystic, CT 06355 • +1-212-555-3246
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Mystic Percentiles
NPI #1821083999 • CBSA Regional • Internal Medicine
Anchored in Mystic, CT 06355, Dr. Warren Fields, MD (NPI 1821083999) logged 2,178 annual procedures (upper-quartile active clinical volume (75th Mystic percentile), 83.92th CT percentile, +0.10σ) with sub-specialty concentration in 45 Active CMS HCPCS Codes.
Procedural volume for Dr. Fields is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 895 annual services, $144–$198 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 517/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 259/yr).
For out-of-network patients contacting +1-212-555-3246, Dr. Fields's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.61/5 composite reality score over 24 submissions).
Credentialed as an MD specialist with 13 years post-graduation experience since completing medical school at an LCME/COCA institution (2013), Dr. Fields coordinates 45 Active CMS HCPCS Codes workups from 200 Sandy Hollow Rd (+1-212-555-3246).
Compared against Mystic, CT Internal Medicine peers
2,178 annual services across 617 beneficiaries
Standard deviations from CT Internal 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 | 895 | 75th | $144 – $198 |
| 99213 | Established Preventive & Chronic Care Visit | 517 | 73th | $110 – $151 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 259 | 74th | $53 – $72 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 199 | 75th | $169 – $232 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 119 | 75th | $201 – $275 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (45 HCPCS billing breadth) | 189 | 75th | $130 – $189 |
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Dr. Warren Fields, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Fields National Provider Identifier | NPI #1821083999 (MD) | CMS NPPES Registry (06355) |
| Dr. Fields Mystic CMS Volume Rank | 75.00th Pct (2,178 CMS svcs; Z +0.100σ) | CMS Medicare Part B (CT Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Mystic, CT) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.57/5 Listening • 4.90/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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