Joseph Kasper, MD
NPI 1437247558 · Internal Medicine Physician · Saddle River, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Kasper, MD is a Internal Medicine Physician provider in Saddle River, NJ (NPI 1437247558).
Provider details
- NPI number
- 1437247558
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA064450 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
9,295 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 2,164 | $81 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 1,735 | $44 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 976 | $142 |
| 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 | 667 | $18 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 634 | $9 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 514 | 166 |
| Amlodipine Besylate | 375 | 119 |
| Levothyroxine Sodium | 315 | 89 |
| Hydrochlorothiazide | 209 | 58 |
| Escitalopram Oxalate | 190 | 49 |
| Metoprolol Succinate | 185 | 67 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-11
- Last updated
- 2024-04-17
- Certified
- 2024-04-16
Frequently asked questions
- What is Joseph Kasper's NPI number?
- Joseph Kasper's National Provider Identifier (NPI) is 1437247558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Kasper's specialty?
- Joseph Kasper is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Kasper located?
- Joseph Kasper's practice location on file with NPPES is 82 E Allendale Rd Ste 4a, Saddle River, NJ 07458-3057.
- What is Joseph Kasper's phone number?
- The practice phone number listed in the NPPES registry for Joseph Kasper is (201) 236-2000.
- Does Joseph Kasper accept Medicare?
- Joseph Kasper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Kasper's NPI active?
- Yes — Joseph Kasper's NPI (1437247558) is active in the NPPES registry as of the last update on 2024-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.