Mark Schuster, D.O.
NPI 1851595565 · Nephrology Physician · Voorhees, NJ
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Schuster, D.O. is a Nephrology Physician provider in Voorhees, NJ (NPI 1851595565).
Provider details
- NPI number
- 1851595565
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MB07969400 (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
1,937 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 615 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 348 | $122 |
| 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 | 204 | $17 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 160 | $135 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 155 | $120 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 64 | 16 |
| Dapagliflozin Propanediolbrand: Farxiga | 60 | 11 |
| Lisinopril | 51 | 11 |
| Calcitriol | 44 | — |
| Amlodipine Besylate | 34 | 11 |
| Sevelamer Carbonate | 27 | 12 |
| Atorvastatin Calcium | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$836 across 28 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
- 2007-06-14
- Last updated
- 2010-09-09
Frequently asked questions
- What is Mark Schuster's NPI number?
- Mark Schuster's National Provider Identifier (NPI) is 1851595565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Schuster's specialty?
- Mark Schuster is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Schuster located?
- Mark Schuster's practice location on file with NPPES is 201 Laurel Oak Rd, Voorhees, NJ 08043-4424.
- What is Mark Schuster's phone number?
- The practice phone number listed in the NPPES registry for Mark Schuster is (856) 566-5478.
- Does Mark Schuster accept Medicare?
- Mark Schuster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Schuster's NPI active?
- Yes — Mark Schuster's NPI (1851595565) is active in the NPPES registry as of the last update on 2010-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.