Dr. Russell Greif, DO
44241 15th St W, Suite 206, Lancaster, CA 93534 • +1-348-555-7036
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Lancaster Percentiles
NPI #1669519765 • CBSA Regional • Internal Medicine
Operating out of Lancaster, CA (44241 15th St W, Suite 206), Internal Medicine clinician Dr. Russell Greif, DO (accredited MD/DO training, 2011) maintains a mid-cohort balanced caseload (60th Lancaster percentile) (71.45th CA percentile; Z-score -0.05σ across 2,712 documented services) with sub-specialty concentration in 39 Active CMS HCPCS Codes.
Procedural volume for Dr. Greif is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 1197 annual services, $178–$244 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 692/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 346/yr).
Self-pay new patient consultations with Dr. Greif (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 19-minute average reception wait, and a 4.59/5 modern protocol openness score across 25 patient logs.
From 44241 15th St W, Suite 206 in Lancaster (+1-348-555-7036), Dr. Greif, DO (15-year clinical track record) delivers 39 Active CMS HCPCS Codes care.
Compared against Lancaster, CA Internal Medicine peers
2,712 annual services across 270 beneficiaries
Standard deviations from CA 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 | 1,197 | 60th | $178 – $244 |
| 99213 | Established Preventive & Chronic Care Visit | 692 | 60th | $136 – $187 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 346 | 57th | $65 – $89 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 266 | 62th | $209 – $286 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 160 | 62th | $248 – $340 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (39 HCPCS billing breadth) | 51 | 60th | $161 – $233 |
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Dr. Russell Greif, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Greif National Provider Identifier | NPI #1669519765 (DO) | CMS NPPES Registry (93534) |
| Dr. Greif Lancaster CMS Volume Rank | 60.00th Pct (2,712 CMS svcs; Z -0.049σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lancaster, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 19 min lobby wait | 25 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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