Joseph Schwartz, MD
NPI 1538185491 · Endocrinology, Diabetes & Metabolism Physician · Englewood, NJ
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Schwartz, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Englewood, NJ (NPI 1538185491).
Provider details
- NPI number
- 1538185491
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07522800 (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
19 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
31,503 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 2,057 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 1,954 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,865 | $137 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 1,844 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,768 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 1,596 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 543 | 156 |
| Metformin Hcl | 393 | 125 |
| Levothyroxine Sodiumbrand: Synthroid | 393 | 104 |
| Tirzepatidebrand: Mounjaro | 321 | 69 |
| Glipizide | 242 | 82 |
| Empagliflozinbrand: Jardiance | 219 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 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
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2012-05-29
Frequently asked questions
- What is Joseph Schwartz's NPI number?
- Joseph Schwartz's National Provider Identifier (NPI) is 1538185491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Schwartz's specialty?
- Joseph Schwartz is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Schwartz located?
- Joseph Schwartz's practice location on file with NPPES is 229 Engle St, Englewood, NJ 07631-2409.
- What is Joseph Schwartz's phone number?
- The practice phone number listed in the NPPES registry for Joseph Schwartz is (201) 567-8999.
- Does Joseph Schwartz accept Medicare?
- Joseph Schwartz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Schwartz's NPI active?
- Yes — Joseph Schwartz's NPI (1538185491) is active in the NPPES registry as of the last update on 2012-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.