Dr. Sandra Isnasious, MD
3215 N Sepulveda Blvd, Manhattan Beach, CA 90266 • +1-892-555-3182
Medical Education: Accredited U.S. Medical School (Class of 2000)
What This Doctor Actually Performs: CMS Medicare Utilization & Manhattan Beach Percentiles
NPI #1174908685 • CBSA Regional • Emergency Medicine
Dr. Sandra Isnasious, MD (NPI #1174908685) practices Emergency Medicine in Manhattan Beach, CA (90266) with sub-specialty concentration in 64 Active CMS HCPCS Codes, recording 1,284 annual CMS services across 589 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (71.43th Manhattan Beach percentile) (-0.00σ vs CA state mean, 82.55th statewide percentile).
Procedural volume for Dr. Isnasious is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 539 annual services, $151–$207 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 311/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 156/yr).
For out-of-network patients contacting +1-892-555-3182, Dr. Isnasious's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.55/5 composite reality score over 26 submissions).
NPI registry verification (#1174908685) confirms Dr. Sandra Isnasious's MD standing serving CBSA 90266 with a 4.55/5 patient scorecard.
Compared against Manhattan Beach, CA Emergency Medicine peers
1,284 annual services across 589 beneficiaries
Standard deviations from CA Emergency 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 | 539 | 71.43th | $151 – $207 |
| 99213 | Established Preventive & Chronic Care Visit | 311 | 67.43th | $116 – $159 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 156 | 75.43th | $55 – $76 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 120 | 71.43th | $178 – $243 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 72 | 71.43th | $211 – $289 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (64 HCPCS billing breadth) | 86 | 71.43th | $136 – $197 |
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Dr. Sandra Isnasious, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Isnasious National Provider Identifier | NPI #1174908685 (MD) | CMS NPPES Registry (90266) |
| Dr. Isnasious Manhattan Beach CMS Volume Rank | 71.43th Pct (1,284 CMS svcs; Z -0.004σ) | CMS Medicare Part B (CA Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Manhattan Beach, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 22 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.75/5 Listening • 4.42/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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