Luz Felix-Marquez, M.D.
NPI 1538456991 · Family Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luz Felix-Marquez, M.D. is a Family Medicine Physician provider in Los Angeles, CA (NPI 1538456991).
Provider details
- NPI number
- 1538456991
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A123248 (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
14 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
367 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 66 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 40 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 31 | $13 |
| Urine Microalbumin (protein) Level82043 | 31 | $6 |
| Creatine Measurement82540 | 31 | $5 |
| Hemoglobin A1c Level83036 | 30 | $10 |
| Screening Mammography |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 103 | 42 |
| Metformin Hcl | 85 | 34 |
| Amlodipine Besylate | 79 | 31 |
| Losartan Potassium | 61 | 24 |
| Gabapentin | 50 | 13 |
| Benazepril Hcl | 39 | 16 |
| Hydrochlorothiazide | 33 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-07-06
- Last updated
- 2020-05-19
- Certified
- 2020-05-19
Frequently asked questions
- What is Luz Felix-Marquez's NPI number?
- Luz Felix-Marquez's National Provider Identifier (NPI) is 1538456991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luz Felix-Marquez's specialty?
- Luz Felix-Marquez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Luz Felix-Marquez located?
- Luz Felix-Marquez's practice location on file with NPPES is 5850 S Main St, Los Angeles, CA 90003-1215.
- What is Luz Felix-Marquez's phone number?
- The practice phone number listed in the NPPES registry for Luz Felix-Marquez is (323) 897-6000.
- Does Luz Felix-Marquez accept Medicare?
- Luz Felix-Marquez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luz Felix-Marquez's NPI active?
- Yes — Luz Felix-Marquez's NPI (1538456991) is active in the NPPES registry as of the last update on 2020-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.