Dr. Oliver Gregory, MD
496 Lynnfield St, Lynn, MA 01904 • +1-439-555-1794
Medical Education: Accredited U.S. Medical School (Class of 2000)
What This Doctor Actually Performs: CMS Medicare Utilization & Lynn Percentiles
NPI #1154768281 • CBSA Regional • Internal Medicine
Dr. Oliver Gregory, MD (NPI #1154768281) practices Internal Medicine in Lynn, MA (01904) with sub-specialty concentration in 31 Active CMS HCPCS Codes, recording 949 annual CMS services across 331 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (40th Lynn percentile) (-0.26σ vs MA state mean, 28.36th statewide percentile).
Fee-schedule auditing of NPI 1154768281 highlights 427 annual claims for 99214 (40th Lynn percentile; $180–$246 self-pay corridor) plus 247 encounters under 99213 and 123 under 93000.
Self-pay new patient consultations with Dr. Gregory (CPT 99204 GPCI-adjusted benchmark) estimate around $224.00 (community reported average: $224.00) with hybrid in-clinic and telehealth video consults, 15-minute average reception wait, and a 4.43/5 modern protocol openness score across 11 patient logs.
Spanning 26 years of clinical practice following 2000 graduation from medical training, Dr. Oliver Gregory integrates 31 Active CMS HCPCS Codes diagnostics for Lynn metro patients.
Compared against Lynn, MA Internal Medicine peers
949 annual services across 331 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 | 427 | 40th | $180 – $246 |
| 99213 | Established Preventive & Chronic Care Visit | 247 | 43th | $138 – $189 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 123 | 43th | $66 – $90 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 95 | 42th | $211 – $289 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 57 | 35th | $250 – $343 |
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Dr. Oliver Gregory, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Gregory National Provider Identifier | NPI #1154768281 (MD) | CMS NPPES Registry (01904) |
| Dr. Gregory Lynn CMS Volume Rank | 40.00th Pct (949 CMS svcs; Z -0.264σ) | CMS Medicare Part B (MA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lynn, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 15 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.43/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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