Aloysius Onwuka, M.D.
NPI 1659328987 · Internal Medicine Physician · Villas, NJ
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aloysius Onwuka, M.D. is a Internal Medicine Physician provider in Villas, NJ (NPI 1659328987).
Provider details
- NPI number
- 1659328987
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07616300 (NJ)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,510 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 743 | $134 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 624 | $112 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 338 | $20 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 332 | $137 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 235 | $188 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 274 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,449 | 321 |
| Amlodipine Besylate | 1,438 | 308 |
| Levothyroxine Sodium | 1,030 | 192 |
| Apixabanbrand: Eliquis | 901 | 118 |
| Metoprolol Succinate | 717 | 152 |
| Furosemide | 669 | 140 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$191 across 12 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
- 2006-05-30
- Last updated
- 2023-02-14
- Certified
- 2023-02-14
Frequently asked questions
- What is Aloysius Onwuka's NPI number?
- Aloysius Onwuka's National Provider Identifier (NPI) is 1659328987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aloysius Onwuka's specialty?
- Aloysius Onwuka is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Aloysius Onwuka located?
- Aloysius Onwuka's practice location on file with NPPES is 1740 Bayshore Road, Villas, NJ 08251.
- What is Aloysius Onwuka's phone number?
- The practice phone number listed in the NPPES registry for Aloysius Onwuka is (609) 886-4441.
- Does Aloysius Onwuka accept Medicare?
- Aloysius Onwuka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aloysius Onwuka's NPI active?
- Yes — Aloysius Onwuka's NPI (1659328987) is active in the NPPES registry as of the last update on 2023-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.