Karla Marie Ong
NPI 1386270452 · Family Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Marie Ong is a Family Nurse Practitioner provider in Los Angeles, CA (NPI 1386270452).
Provider details
- NPI number
- 1386270452
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95015503 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 78 | 78 |
| Atorvastatin Calcium | 69 | 67 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 65 | 60 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 51 | 48 |
| Amiodarone Hcl | 50 | 50 |
| Bisoprolol Fumarate | 47 | 46 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$30 across 1 record (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
Additional practice locations (1)
- 11262 Campus StLoma Linda, CA 92350-1727Phone: (909) 558-1000
Registry dates
- Enumerated
- 2020-03-20
- Last updated
- 2025-08-15
- Certified
- 2025-08-15
Frequently asked questions
- What is Karla Marie Ong's NPI number?
- Karla Marie Ong's National Provider Identifier (NPI) is 1386270452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Marie Ong's specialty?
- Karla Marie Ong is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karla Marie Ong located?
- Karla Marie Ong's practice location on file with NPPES is 127 S San Vicente Blvd Ste A3100, Los Angeles, CA 90048-3311.
- What is Karla Marie Ong's phone number?
- The practice phone number listed in the NPPES registry for Karla Marie Ong is (310) 423-3851.
- Does Karla Marie Ong accept Medicare?
- Karla Marie Ong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Marie Ong's NPI active?
- Yes — Karla Marie Ong's NPI (1386270452) is active in the NPPES registry as of the last update on 2025-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.