Dr. Mark Gelfand, MD
415 Oceanview Ave, Brooklyn, NY 11235 • +1-463-555-6494
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Brooklyn Percentiles
NPI #1801849658 • CBSA Regional • Internal Medicine
Statistical peer benchmarking across NY Internal Medicine providers positions Dr. Mark Gelfand, MD in Brooklyn at +1.88σ (98.35th city percentile / 99th state percentile, 556 Medicare beneficiaries), with clinical focus spanning 94 Active CMS HCPCS Codes.
Among 6 tracked CMS fee-schedule codes for Dr. Gelfand (averaging 51.4 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (12826 encounters), paired with 99213 (7411x).
At 415 Oceanview Ave (11235), Dr. Mark Gelfand, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$232.00 per new consult (4.88/5 bedside rating).
From 415 Oceanview Ave in Brooklyn (+1-463-555-6494), Dr. Gelfand, MD (33-year clinical track record) delivers 94 Active CMS HCPCS Codes care.
Top 10% Internal Medicine volume leader in Brooklyn, NY
28,574 annual services across 556 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 | 12,826 | 98.35th | $48 – $66 |
| 99213 | Established Preventive & Chronic Care Visit | 7,411 | 93.35th | $37 – $52 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 3,705 | 95.35th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 2,850 | 96.35th | $57 – $78 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 1,710 | 99.35th | $67 – $92 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (94 HCPCS billing breadth) | 72 | 98.35th | $45 – $65 |
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Dr. Mark Gelfand, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Gelfand National Provider Identifier | NPI #1801849658 (MD) | CMS NPPES Registry (11235) |
| Dr. Gelfand Brooklyn CMS Volume Rank | 98.35th Pct (28,574 CMS svcs; Z +1.881σ) | CMS Medicare Part B (NY Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $232.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Brooklyn, NY) |
| Waiting-Room Wait Time & Cash Friendliness | $232.00 avg paid • 11 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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