Donna Brennan, CNP
NPI 1285993618 · Nurse Practitioner · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donna Brennan, CNP is a Nurse Practitioner provider in Ann Arbor, MI (NPI 1285993618).
Provider details
- NPI number
- 1285993618
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704158513 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-04
- Last updated
- 2014-08-05
Frequently asked questions
- What is Donna Brennan's NPI number?
- Donna Brennan's National Provider Identifier (NPI) is 1285993618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Brennan's specialty?
- Donna Brennan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Donna Brennan located?
- Donna Brennan's practice location on file with NPPES is 4260 Plymouth Rd, Ann Arbor, MI 48109-2700.
- What is Donna Brennan's phone number?
- The practice phone number listed in the NPPES registry for Donna Brennan is (734) 764-6831.
- Does Donna Brennan accept Medicare?
- Donna Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donna Brennan's NPI active?
- Yes — Donna Brennan's NPI (1285993618) is active in the NPPES registry as of the last update on 2014-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.