Rachel Zabner Spielberger, M.D.
NPI 1033149703 · Infectious Disease Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Zabner Spielberger, M.D. is a Infectious Disease Physician provider in Los Angeles, CA (NPI 1033149703).
Provider details
- NPI number
- 1033149703
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A53035 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
882 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 428 | $123 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 162 | $179 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 69 | $98 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 58 | $82 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 46 | $191 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 56 | — |
| Voriconazole | 52 | — |
| Azithromycin | 42 | — |
| Valacyclovir Hclbrand: Valacyclovir | 27 | — |
| Cephalexin | 26 | — |
| Amoxicillin | 23 | — |
| Fluconazole | 21 | — |
| Vancomycin Hcl | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2019-05-30
Frequently asked questions
- What is Rachel Zabner Spielberger's NPI number?
- Rachel Zabner Spielberger's National Provider Identifier (NPI) is 1033149703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Zabner Spielberger's specialty?
- Rachel Zabner Spielberger is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Rachel Zabner Spielberger located?
- Rachel Zabner Spielberger's practice location on file with NPPES is 8635 W 3rd St Ste 465w, Los Angeles, CA 90048-6111.
- What is Rachel Zabner Spielberger's phone number?
- The practice phone number listed in the NPPES registry for Rachel Zabner Spielberger is (310) 358-2300.
- Does Rachel Zabner Spielberger accept Medicare?
- Rachel Zabner Spielberger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Zabner Spielberger's NPI active?
- Yes — Rachel Zabner Spielberger's NPI (1033149703) is active in the NPPES registry as of the last update on 2019-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.