Dr. Sara Koerwitz, MD
1215 E Michigan Ave, Lansing, MI 48912 • +1-644-555-9826
Medical Education: Accredited U.S. Medical School (Class of 2018)
What This Doctor Actually Performs: CMS Medicare Utilization & Lansing Percentiles
NPI #1942415021 • CBSA Regional • Emergency Medicine
Within the Lansing, MI (CBSA local) Emergency Medicine cohort, Dr. Sara Koerwitz, MD with sub-specialty concentration in 17 Active CMS HCPCS Codes ranks at the 25th municipal percentile and 21.94th MI percentile (-0.39σ Z-score) based on 698 billed procedures for 466 patients.
Among 5 tracked CMS fee-schedule codes for Dr. Koerwitz (averaging 1.5 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (314 encounters), paired with 99213 (181x).
Self-pay new patient consultations with Dr. Koerwitz (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 17-minute average reception wait, and a 4.81/5 modern protocol openness score across 23 patient logs.
NPI registry verification (#1942415021) confirms Dr. Sara Koerwitz's MD standing serving CBSA 48912 with a 4.80/5 patient scorecard.
Compared against Lansing, MI Emergency Medicine peers
698 annual services across 466 beneficiaries
Standard deviations from MI Emergency 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 | 314 | 25th | $171 – $234 |
| 99213 | Established Preventive & Chronic Care Visit | 181 | 26th | $130 – $179 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 91 | 27th | $62 – $85 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 70 | 22th | $200 – $274 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 42 | 29th | $237 – $325 |
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Dr. Sara Koerwitz, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Koerwitz National Provider Identifier | NPI #1942415021 (MD) | CMS NPPES Registry (48912) |
| Dr. Koerwitz Lansing CMS Volume Rank | 25.00th Pct (698 CMS svcs; Z -0.388σ) | CMS Medicare Part B (MI Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lansing, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.81/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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