Karen Stemmer, RN, MSN, APRN-BC
NPI 1104913763 · Acute Care Nurse Practitioner · Ann Arbor, MI
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Stemmer, RN, MSN, APRN-BC is a Acute Care Nurse Practitioner provider in Ann Arbor, MI (NPI 1104913763).
Provider details
- NPI number
- 1104913763
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MSN, APRN-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 4704122201 (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
19 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
- 2006-10-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Stemmer's NPI number?
- Karen Stemmer's National Provider Identifier (NPI) is 1104913763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Stemmer's specialty?
- Karen Stemmer is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Stemmer located?
- Karen Stemmer's practice location on file with NPPES is 2215 Fuller Rd, Ann Arbor, MI 48105-2335.
- What is Karen Stemmer's phone number?
- The practice phone number listed in the NPPES registry for Karen Stemmer is (734) 769-7100.
- Does Karen Stemmer accept Medicare?
- Karen Stemmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Stemmer's NPI active?
- Yes — Karen Stemmer's NPI (1104913763) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.