Dr. Marvin Diaz-Lacayo, MD
2100 Dorchester Ave, Dorchester Center, MA 02124 • +1-657-555-2636
Medical Education: Accredited U.S. Medical School (Class of 2001)
What This Doctor Actually Performs: CMS Medicare Utilization & Dorchester Center Percentiles
NPI #1477590214 • CBSA Regional • Internal Medicine
Anchored in Dorchester Center, MA 02124, Dr. Marvin Diaz-Lacayo, MD (NPI 1477590214) logged 660 annual procedures (focused low-volume boutique caseload (0th Dorchester Center percentile), 4th MA percentile, -0.32σ) with sub-specialty concentration in 38 Active CMS HCPCS Codes.
Procedural volume for Dr. Diaz-Lacayo is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 270 annual services, $181–$248 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 156/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 78/yr).
Direct cash-pay transparency modeling sets Dr. Diaz-Lacayo's baseline new-consult rate near $224.00 in Dorchester Center, MA (cash-pay accepted, in-person clinic visits only, 13-minute average reception wait).
Clinical background for Dr. Diaz-Lacayo (MD, NPI #1477590214) includes accredited doctoral training (2001, 25 yrs in practice) and dedicated on-site consultations at 2100 Dorchester Ave.
Compared against Dorchester Center, MA Internal Medicine peers
660 annual services across 234 beneficiaries
Standard deviations from MA 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 | 270 | 12th | $181 – $248 |
| 99213 | Established Preventive & Chronic Care Visit | 156 | 12th | $138 – $190 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 78 | 12th | $66 – $90 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 60 | 12th | $212 – $291 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 36 | 12th | $251 – $345 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (38 HCPCS billing breadth) | 59 | 0th | $163 – $236 |
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Dr. Marvin Diaz-Lacayo, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Diaz-Lacayo National Provider Identifier | NPI #1477590214 (MD) | CMS NPPES Registry (02124) |
| Dr. Diaz-Lacayo Dorchester Center CMS Volume Rank | 0.00th Pct (660 CMS svcs; Z -0.319σ) | CMS Medicare Part B (MA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Dorchester Center, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 13 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.90/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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