Dr. Sara Marin, MD
1700 W Van Buren St # 500, Chicago, IL 60612 • +1-506-555-7897
Medical Education: Accredited U.S. Medical School (Class of 2015)
What This Doctor Actually Performs: CMS Medicare Utilization & Chicago Percentiles
NPI #1932762978 • CBSA 16980 • Internal Medicine
CMS Medicare Part B utilization records credit Dr. Sara Marin (MD, NPI 1932762978) at 1700 W Van Buren St # 500 in Chicago with 1,048 annual clinical services (271 beneficiaries), corresponding to a -0.20σ regional deviation and mid-cohort balanced caseload (46.62th Chicago percentile) with sub-specialty concentration in 51 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Sara Marin (60612) place 99214 at the top of the practice ledger (392 yearly units, 46.62th metro rank), rounded out by 99213 and 93000.
For out-of-network patients contacting +1-506-555-7897, Dr. Marin's practice posts a $222.00 GPCI self-pay consult estimate ($222.00 patient-logged median, 4.66/5 composite reality score over 17 submissions).
Clinical background for Dr. Marin (MD, NPI #1932762978) includes accredited doctoral training (2015, 11 yrs in practice) and virtual + in-office availability across IL.
Compared against Chicago, IL Internal Medicine peers
1,048 annual services across 271 beneficiaries
Standard deviations from IL 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 | 392 | 46.62th | $172 – $235 |
| 99213 | Established Preventive & Chronic Care Visit | 227 | 45.62th | $131 – $180 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 113 | 51.62th | $63 – $86 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 87 | 46.62th | $202 – $276 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 52 | 47.62th | $239 – $328 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (51 HCPCS billing breadth) | 176 | 46.62th | $155 – $225 |
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Dr. Sara Marin, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marin National Provider Identifier | NPI #1932762978 (MD) | CMS NPPES Registry (60612) |
| Dr. Marin Chicago CMS Volume Rank | 46.62th Pct (1,048 CMS svcs; Z -0.196σ) | CMS Medicare Part B (IL Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $222.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Chicago, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $222.00 avg paid • 17 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.86/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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