Dr. Maria Lief, MD
1740 Eastchester Road, Calvary Hospital, Bronx, NY 10461 • +1-356-555-8057
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Bronx Percentiles
NPI #1922184100 • CBSA Regional • Internal Medicine
Operating out of Bronx, NY (1740 Eastchester Road, Calvary Hospital), Internal Medicine clinician Dr. Maria Lief, MD (accredited MD/DO training, 2006) maintains a upper-quartile active clinical volume (88.17th Bronx percentile) (81.34th NY percentile; Z-score +0.03σ across 3,946 documented services) with sub-specialty concentration in 7 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Maria Lief (10461) place 99214 at the top of the practice ledger (1776 yearly units, 88.17th metro rank), rounded out by 99213 and 93000.
Self-pay new patient consultations with Dr. Lief (CPT 99204 GPCI-adjusted benchmark) estimate around $232.00 (community reported average: $232.00) with hybrid in-clinic and telehealth video consults, 9-minute average reception wait, and a 4.71/5 modern protocol openness score across 17 patient logs.
Spanning 20 years of clinical practice following 2006 graduation from medical training, Dr. Maria Lief integrates 7 Active CMS HCPCS Codes diagnostics for Bronx metro patients.
Compared against Bronx, NY Internal Medicine peers
3,946 annual services across 534 beneficiaries
Standard deviations from NY 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 | 1,776 | 88.17th | $149 – $205 |
| 99213 | Established Preventive & Chronic Care Visit | 1,026 | 89.17th | $114 – $157 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 513 | 89.17th | $55 – $75 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 395 | 89.17th | $175 – $240 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 237 | 91.17th | $208 – $285 |
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Dr. Maria Lief, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Lief National Provider Identifier | NPI #1922184100 (MD) | CMS NPPES Registry (10461) |
| Dr. Lief Bronx CMS Volume Rank | 88.17th Pct (3,946 CMS svcs; Z +0.030σ) | CMS Medicare Part B (NY Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $232.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Bronx, NY) |
| Waiting-Room Wait Time & Cash Friendliness | $232.00 avg paid • 9 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.77/5 Listening • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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