Karen Sonnenburg, CNM
NPI 1265882062 · Advanced Practice Midwife · St Louis Park, MN
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Sonnenburg, CNM is a Advanced Practice Midwife provider in St Louis Park, MN (NPI 1265882062).
Provider details
- NPI number
- 1265882062
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
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
10 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-13
- Last updated
- 2016-08-23
Frequently asked questions
- What is Karen Sonnenburg's NPI number?
- Karen Sonnenburg's National Provider Identifier (NPI) is 1265882062, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Sonnenburg's specialty?
- Karen Sonnenburg is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Sonnenburg located?
- Karen Sonnenburg's practice location on file with NPPES is 6500 Excelsior Blvd, St Louis Park, MN 55426-4702.
- What is Karen Sonnenburg's phone number?
- The practice phone number listed in the NPPES registry for Karen Sonnenburg is (952) 933-3282.
- Does Karen Sonnenburg accept Medicare?
- Karen Sonnenburg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Sonnenburg's NPI active?
- Yes — Karen Sonnenburg's NPI (1265882062) is active in the NPPES registry as of the last update on 2016-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.