Robert Mathews, MD
NPI 1902060221 · Nephrology Physician · Northfield, NJ
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Mathews, MD is a Nephrology Physician provider in Northfield, NJ (NPI 1902060221).
Provider details
- NPI number
- 1902060221
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD434778 (PA)
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
17 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
2,956 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) |
|---|---|---|
| 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 | 588 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 401 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 390 | $122 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 361 | $155 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 315 | $364 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Irbesartan | 438 | 148 |
| Carvedilol | 329 | 92 |
| Amlodipine Besylate | 242 | 83 |
| Torsemide | 197 | 61 |
| Dapagliflozin Propanediolbrand: Farxiga | 177 | 66 |
| Empagliflozinbrand: Jardiance | 143 | 43 |
| Furosemide | 139 | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$325 across 15 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
- 2008-07-16
- Last updated
- 2012-02-27
Frequently asked questions
- What is Robert Mathews's NPI number?
- Robert Mathews's National Provider Identifier (NPI) is 1902060221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Mathews's specialty?
- Robert Mathews is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Mathews located?
- Robert Mathews's practice location on file with NPPES is 510 Jackson Ave, Northfield, NJ 08225-1631.
- What is Robert Mathews's phone number?
- The practice phone number listed in the NPPES registry for Robert Mathews is (609) 383-0200.
- Does Robert Mathews accept Medicare?
- Robert Mathews is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Mathews's NPI active?
- Yes — Robert Mathews's NPI (1902060221) is active in the NPPES registry as of the last update on 2012-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.