Leon O'Neill, DO
NPI 1275723736 · Cardiovascular Disease Physician · Eatontown, NJ
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leon O'Neill, DO is a Cardiovascular Disease Physician provider in Eatontown, NJ (NPI 1275723736).
Provider details
- NPI number
- 1275723736
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 0102208428 (VA)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,319 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 | 927 | $137 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 852 | $17 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 539 | $15 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 244 | $211 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 199 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 756 | 229 |
| Atorvastatin Calcium | 588 | 169 |
| Apixabanbrand: Eliquis | 561 | 120 |
| Metoprolol Succinate | 501 | 149 |
| Amlodipine Besylate | 348 | 112 |
| Losartan Potassium | 240 | 72 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$178 across 8 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
Additional practice locations (1)
- 301 Riverview Ave Ste 700Norfolk, VA 23510-1065Phone: (757) 252-9365
Registry dates
- Enumerated
- 2007-07-30
- Last updated
- 2024-04-09
- Certified
- 2024-04-09
Frequently asked questions
- What is Leon O'Neill's NPI number?
- Leon O'Neill's National Provider Identifier (NPI) is 1275723736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon O'Neill's specialty?
- Leon O'Neill is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Leon O'Neill located?
- Leon O'Neill's practice location on file with NPPES is 11 Meridian Rd, Eatontown, NJ 07724-2242.
- What is Leon O'Neill's phone number?
- The practice phone number listed in the NPPES registry for Leon O'Neill is (732) 776-5138.
- Does Leon O'Neill accept Medicare?
- Leon O'Neill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leon O'Neill's NPI active?
- Yes — Leon O'Neill's NPI (1275723736) is active in the NPPES registry as of the last update on 2024-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.