Stephen Schinker, MD
NPI 1134304173 · Nephrology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Schinker, MD is a Nephrology Physician provider in Phoenix, AZ (NPI 1134304173).
Provider details
- NPI number
- 1134304173
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M8980 (TX)
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
18 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
3,791 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 690 | $120 |
| 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 | 570 | $16 |
| Kidney Function Blood Test Panel80069 | 370 | $9 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 353 | $5 |
| Total Protein Level, Urine84156 | 350 | $4 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluconazole | 799 | 187 |
| Prednisone | 410 | 105 |
| Losartan Potassium | 321 | 91 |
| Amlodipine Besylate | 221 | 68 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 213 | 70 |
| Tamsulosin Hcl | 199 | 55 |
| Carvedilol | 185 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$660 across 31 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
- 2008-01-09
- Last updated
- 2012-06-19
Frequently asked questions
- What is Stephen Schinker's NPI number?
- Stephen Schinker's National Provider Identifier (NPI) is 1134304173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Schinker's specialty?
- Stephen Schinker is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Schinker located?
- Stephen Schinker's practice location on file with NPPES is 337 E Coronado Rd Ste 201, Phoenix, AZ 85004-1583.
- What is Stephen Schinker's phone number?
- The practice phone number listed in the NPPES registry for Stephen Schinker is (602) 252-8081.
- Does Stephen Schinker accept Medicare?
- Stephen Schinker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Schinker's NPI active?
- Yes — Stephen Schinker's NPI (1134304173) is active in the NPPES registry as of the last update on 2012-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.