Dr. Leah Grossman, MD
1600 N Rose Ave, Oxnard, CA 93030 • +1-517-555-1594
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & Oxnard Percentiles
NPI #1710542824 • CBSA Regional • Internal Medicine
Anchored in Oxnard, CA 93030, Dr. Leah Grossman, MD (NPI 1710542824) logged 894 annual procedures (focused low-volume boutique caseload (13.33th Oxnard percentile), 22.36th CA percentile, -0.10σ) with sub-specialty concentration in 10 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Grossman (averaging 3.9 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (402 encounters), paired with 99213 (232x).
Direct cash-pay transparency modeling sets Dr. Grossman's baseline new-consult rate near $239.00 in Oxnard, CA (cash-pay accepted, in-person clinic visits only, 18-minute average reception wait).
Patients evaluating Dr. Leah Grossman in ZIP 93030 note 34 years of post-doctoral tenure (null, 1992) alongside 3.9 annual CMS procedures per patient.
Compared against Oxnard, CA Internal Medicine peers
894 annual services across 228 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 | 402 | 13.33th | $215 – $294 |
| 99213 | Established Preventive & Chronic Care Visit | 232 | 12.33th | $164 – $225 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 116 | 18.33th | $78 – $107 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 89 | 12th | $252 – $345 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 54 | 16.33th | $299 – $409 |
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Dr. Leah Grossman, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Grossman National Provider Identifier | NPI #1710542824 (MD) | CMS NPPES Registry (93030) |
| Dr. Grossman Oxnard CMS Volume Rank | 13.33th Pct (894 CMS svcs; Z -0.102σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Oxnard, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 18 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.69/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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