Derek Antoku, MD
NPI 1538652680 · Cardiovascular Disease Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Antoku, MD is a Cardiovascular Disease Physician provider in Long Beach, CA (NPI 1538652680).
Provider details
- NPI number
- 1538652680
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A173923 (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 tenure33% of score
8 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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 68 | 25 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 66 | 42 |
| Bisoprolol Fumarate | 51 | 16 |
| Dabigatran Etexilate Mesylatebrand: Pradaxa | 48 | 15 |
| Losartan Potassium | 27 | 13 |
| Metoprolol Tartrate | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$150 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)
- 101 the City Dr SOrange, CA 92868-3201Phone: (714) 456-8888
Registry dates
- Enumerated
- 2018-06-13
- Last updated
- 2025-11-24
- Certified
- 2025-11-24
Frequently asked questions
- What is Derek Antoku's NPI number?
- Derek Antoku's National Provider Identifier (NPI) is 1538652680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Antoku's specialty?
- Derek Antoku is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Antoku located?
- Derek Antoku's practice location on file with NPPES is 5901 E 7th St, Long Beach, CA 90822-5201.
- What is Derek Antoku's phone number?
- The practice phone number listed in the NPPES registry for Derek Antoku is (562) 826-8000.
- Does Derek Antoku accept Medicare?
- Derek Antoku is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Antoku's NPI active?
- Yes — Derek Antoku's NPI (1538652680) is active in the NPPES registry as of the last update on 2025-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.