Eli Besser
NPI 1659843738 · Emergency Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eli Besser is a Emergency Medicine Physician provider in San Diego, CA (NPI 1659843738).
Provider details
- NPI number
- 1659843738
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
916 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 346 | $170 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 260 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 167 | $117 |
| Critical Care, First 30-74 Minutes99291 | 57 | $209 |
| X-Ray of Chest, 1 View71045 | 54 | $9 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 32 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 36 | 36 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 30 | 30 |
| Ibuprofen | 29 | 29 |
| Cephalexin | 28 | 28 |
| Cefdinir | 23 | 23 |
| Azithromycin | 21 | 21 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 15 |
Practice location
Mailing address
Additional practice locations (1)
- 1150 N Indian Canyon DrPalm Springs, CA 92262-4872Phone: (760) 323-6511
Registry dates
- Enumerated
- 2018-12-29
- Last updated
- 2022-10-14
- Certified
- 2022-10-14
Frequently asked questions
- What is Eli Besser's NPI number?
- Eli Besser's National Provider Identifier (NPI) is 1659843738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eli Besser's specialty?
- Eli Besser is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eli Besser located?
- Eli Besser's practice location on file with NPPES is 10243 Genetic Center Dr, San Diego, CA 92121-6310.
- What is Eli Besser's phone number?
- The practice phone number listed in the NPPES registry for Eli Besser is (858) 526-6100.
- Does Eli Besser accept Medicare?
- Eli Besser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eli Besser's NPI active?
- Yes — Eli Besser's NPI (1659843738) is active in the NPPES registry as of the last update on 2022-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.