Philip Klein, MD
NPI 1952393522 · Nephrology Physician · Westfield, NJ
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1952393522
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MA54078 (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
20 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
2,627 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) |
|---|---|---|
| Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970 | 1,013 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 555 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 495 | $140 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 84 | $375 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 78 | $16 |
| Dialysis Services, 1 Physician Visit Per Month (20 Years Or Older)90962 | 72 | $217 |
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 |
|---|---|---|
| Amlodipine Besylate | 340 | 110 |
| Hydrochlorothiazide | 231 | 76 |
| Losartan Potassium | 182 | 62 |
| Lisinopril | 121 | 39 |
| Carvedilol | 105 | 36 |
| Atorvastatin Calcium | 103 | 30 |
| Allopurinol | 101 | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-18
- Last updated
- 2007-07-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.