Sandra Isnasious, M.D.
NPI 1174908685 · Emergency Medicine Physician · Manhattan Beach, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Isnasious, M.D. is a Emergency Medicine Physician provider in Manhattan Beach, CA (NPI 1174908685).
Provider details
- NPI number
- 1174908685
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A146762 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,072 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 339 | $137 |
| X-Ray of Chest, 2 Views71046 | 109 | $37 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 98 | $178 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 82 | $99 |
| Automated Urinalysis Test81003 | 62 | $2 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 127 | 120 |
| Azithromycin | 117 | 115 |
| Cephalexin | 101 | 100 |
| Fluticasone Propionate | 90 | 89 |
| Prednisone | 68 | 66 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 68 | 67 |
| Ibuprofen | 53 | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-26
- Last updated
- 2021-06-12
- Certified
- 2021-06-12
Frequently asked questions
- What is Sandra Isnasious's NPI number?
- Sandra Isnasious's National Provider Identifier (NPI) is 1174908685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Isnasious's specialty?
- Sandra Isnasious is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Isnasious located?
- Sandra Isnasious's practice location on file with NPPES is 3215 N Sepulveda Blvd, Manhattan Beach, CA 90266-2453.
- What is Sandra Isnasious's phone number?
- The practice phone number listed in the NPPES registry for Sandra Isnasious is (424) 295-0540.
- Does Sandra Isnasious accept Medicare?
- Sandra Isnasious is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Isnasious's NPI active?
- Yes — Sandra Isnasious's NPI (1174908685) is active in the NPPES registry as of the last update on 2021-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.