Dr. Larry Marshall, MD
12517 Lakeshore DR, Lakeside, CA 92040 • +1-442-555-7010
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Lakeside Percentiles
NPI #1114018132 • CBSA Regional • Family Practice
Anchored in Lakeside, CA 92040, Dr. Larry Marshall, MD (NPI 1114018132) logged 13,285 annual procedures (top-decile high-throughput specialist (99th percentile in Lakeside), 96.32th CA percentile, +0.28σ) with sub-specialty concentration in 30 Active CMS HCPCS Codes.
Among 6 tracked CMS fee-schedule codes for Dr. Marshall (averaging 58.8 services per beneficiary), 99214 (Comprehensive Primary Care & Chronic Protocol Management) represents 3% of tracked volume (436 encounters), paired with 99213 (322x).
Direct cash-pay transparency modeling sets Dr. Marshall's baseline new-consult rate near $239.00 in Lakeside, CA (cash-pay accepted, hybrid in-clinic and telehealth video consults, 13-minute average reception wait).
Spanning 17 years of clinical practice following 2009 graduation from medical training, Dr. Larry Marshall integrates 30 Active CMS HCPCS Codes diagnostics for Lakeside metro patients.
Top 10% Family Practice volume leader in Lakeside, CA
13,285 annual services across 226 beneficiaries
Standard deviations from CA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 436 | 99th | $50 – $68 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 322 | 99.5th | $38 – $53 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 125 | 97th | $57 – $78 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 93 | 99.5th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 62 | 99.5th | $68 – $93 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (30 HCPCS billing breadth) | 12,247 | 99th | $45 – $65 |
Are you Dr. Larry Marshall? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in Lakeside, CA:
<a href="https://dotmd.com/doctors/larry-marshall-md-lakeside-ca-1114018132" title="Dr. Larry Marshall, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1114018132.svg" alt="Dr. Larry Marshall Family Practice Badge" width="280" height="72" /></a>
Dr. Larry Marshall, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marshall National Provider Identifier | NPI #1114018132 (MD) | CMS NPPES Registry (92040) |
| Dr. Marshall Lakeside CMS Volume Rank | 99.00th Pct (13,285 CMS svcs; Z +0.278σ) | CMS Medicare Part B (CA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lakeside, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 13 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.90/5 Listening • 4.74/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Larry Marshall
Dr. Marshall Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in Lakeside, CA.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Larry Marshall community threads and patient logs by age, biological sex, dosage, and treatment duration.