Keith Leibowitz, DO
NPI 1134190903 · Cardiovascular Disease Physician · Mountain Lakes, NJ
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Leibowitz, DO is a Cardiovascular Disease Physician provider in Mountain Lakes, NJ (NPI 1134190903).
Provider details
- NPI number
- 1134190903
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 25MB078666000 (NJ)
Specialties & taxonomies
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
4,451 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,046 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,046 | $139 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 411 | $16 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 345 | $83 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 204 | $71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 827 | 265 |
| Metoprolol Succinate | 502 | 164 |
| Amlodipine Besylate | 455 | 156 |
| Ezetimibe | 298 | 101 |
| Carvedilol | 293 | 94 |
| Apixabanbrand: Eliquis | 290 | 92 |
| Rosuvastatin Calcium | 288 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$457 across 24 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
- 2006-01-30
- Last updated
- 2021-03-22
- Certified
- 2021-03-22
Frequently asked questions
- What is Keith Leibowitz's NPI number?
- Keith Leibowitz's National Provider Identifier (NPI) is 1134190903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Leibowitz's specialty?
- Keith Leibowitz is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Keith Leibowitz located?
- Keith Leibowitz's practice location on file with NPPES is 415 Boulevard, Mountain Lakes, NJ 07046.
- What is Keith Leibowitz's phone number?
- The practice phone number listed in the NPPES registry for Keith Leibowitz is (973) 334-7700.
- Does Keith Leibowitz accept Medicare?
- Keith Leibowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Leibowitz's NPI active?
- Yes — Keith Leibowitz's NPI (1134190903) is active in the NPPES registry as of the last update on 2021-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.