William Schreiner, MD
NPI 1033856679 · Student in an Organized Health Care Education/Training Program · Saint Joseph, MI
William Schreiner, MD is a Student in an Organized Health Care Education/Training Program provider in Saint Joseph, MI (NPI 1033856679).
Provider details
- NPI number
- 1033856679
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 38 | 18 |
| Amlodipine Besylate | 27 | — |
| Irbesartan | 24 | — |
| Metformin Hcl | 22 | — |
| Lisinopril | 18 | — |
| Dulaglutidebrand: Trulicity | 18 | — |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-16
- Last updated
- 2022-05-16
- Certified
- 2022-05-16
Frequently asked questions
- What is William Schreiner's NPI number?
- William Schreiner's National Provider Identifier (NPI) is 1033856679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Schreiner's specialty?
- William Schreiner is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is William Schreiner located?
- William Schreiner's practice location on file with NPPES is 1234 Napier Ave, Saint Joseph, MI 49085-2112.
- What is William Schreiner's phone number?
- The practice phone number listed in the NPPES registry for William Schreiner is (269) 982-4941.
- Is William Schreiner's NPI active?
- Yes — William Schreiner's NPI (1033856679) is active in the NPPES registry as of the last update on 2022-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.