Ronald Pham, MD
NPI 1689745648 · Family Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Pham, MD is a Family Medicine Physician provider in Los Angeles, CA (NPI 1689745648).
Provider details
- NPI number
- 1689745648
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A77172 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 312 | 168 |
| Rosuvastatin Calcium | 115 | 66 |
| Lisinopril | 108 | 58 |
| Losartan Potassium | 108 | 55 |
| Amlodipine Besylate | 91 | 55 |
| Testosterone | 71 | 18 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$84 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2021-12-02
Frequently asked questions
- What is Ronald Pham's NPI number?
- Ronald Pham's National Provider Identifier (NPI) is 1689745648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Pham's specialty?
- Ronald Pham is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Pham located?
- Ronald Pham's practice location on file with NPPES is 4733 W Sunset Blvd, Los Angeles, CA 90027-6021.
- What is Ronald Pham's phone number?
- The practice phone number listed in the NPPES registry for Ronald Pham is (323) 783-4011.
- Does Ronald Pham accept Medicare?
- Ronald Pham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Pham's NPI active?
- Yes — Ronald Pham's NPI (1689745648) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.