Rubens Song, M.D.
NPI 1578766937 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rubens Song, M.D. is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1578766937).
Provider details
- NPI number
- 1578766937
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A97410 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 418 | 238 |
| Amlodipine Besylate | 295 | 164 |
| Semaglutidebrand: Ozempic | 196 | 36 |
| Rosuvastatin Calcium | 182 | 96 |
| Metformin Hclbrand: Metformin Hcl Er | 176 | 88 |
| Lisinopril | 171 | 97 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-06
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Frequently asked questions
- What is Rubens Song's NPI number?
- Rubens Song's National Provider Identifier (NPI) is 1578766937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rubens Song's specialty?
- Rubens Song is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rubens Song located?
- Rubens Song's practice location on file with NPPES is 6041 Cadillac Ave, Los Angeles, CA 90034-1702.
- What is Rubens Song's phone number?
- The practice phone number listed in the NPPES registry for Rubens Song is (323) 857-2724.
- Does Rubens Song accept Medicare?
- Rubens Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rubens Song's NPI active?
- Yes — Rubens Song's NPI (1578766937) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.