Brenna O'Brien
NPI 1336835313 · Student in an Organized Health Care Education/Training Program · Wyoming, MI
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brenna O'Brien is a Student in an Organized Health Care Education/Training Program provider in Wyoming, MI (NPI 1336835313).
Provider details
- NPI number
- 1336835313
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Female
- 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
3 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 44 | 11 |
| Omeprazole | 31 | — |
| Trazodone Hcl | 22 | — |
| Tirzepatidebrand: Mounjaro | 21 | — |
| Carvedilol | 19 | — |
| Duloxetine Hcl | 19 | — |
| Lamotrigine | 19 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-13
- Last updated
- 2023-04-13
- Certified
- 2023-04-13
Frequently asked questions
- What is Brenna O'Brien's NPI number?
- Brenna O'Brien's National Provider Identifier (NPI) is 1336835313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brenna O'Brien's specialty?
- Brenna O'Brien 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 Brenna O'Brien located?
- Brenna O'Brien's practice location on file with NPPES is 5900 Byron Center Ave Sw, Wyoming, MI 49519-9606.
- What is Brenna O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Brenna O'Brien is (616) 252-7200.
- Does Brenna O'Brien accept Medicare?
- Brenna O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brenna O'Brien's NPI active?
- Yes — Brenna O'Brien's NPI (1336835313) is active in the NPPES registry as of the last update on 2023-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.