Karen Marienau, M.D., MPH
NPI 1457747974 · Public Health & General Preventive Medicine Physician · Saint Paul, MN
Karen Marienau, M.D., MPH is a Public Health & General Preventive Medicine Physician provider in Saint Paul, MN (NPI 1457747974).
Provider details
- NPI number
- 1457747974
- Entity type
- Individual
- Primary specialty
- Public Health & General Preventive Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., MPH
- Sex
- Female
- Sole proprietor
- Yes
- License
- 58808 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-04-10
- Last updated
- 2015-04-10
Frequently asked questions
- What is Karen Marienau's NPI number?
- Karen Marienau's National Provider Identifier (NPI) is 1457747974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Marienau's specialty?
- Karen Marienau is listed in the NPPES registry with a primary specialty of Public Health & General Preventive Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Marienau located?
- Karen Marienau's practice location on file with NPPES is 2095 James Ave, Saint Paul, MN 55105-1317.
- What is Karen Marienau's phone number?
- The practice phone number listed in the NPPES registry for Karen Marienau is (651) 699-6374.
- Is Karen Marienau's NPI active?
- Yes — Karen Marienau's NPI (1457747974) is active in the NPPES registry as of the last update on 2015-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.