Karen Portis, DDS
NPI 1639231681 · General Practice Dentistry · Stillwater, MN
Enrolled with Medicare as Practitioner - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Portis, DDS is a General Practice Dentistry provider in Stillwater, MN (NPI 1639231681).
Provider details
- NPI number
- 1639231681
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- Yes
- License
- D11408 (MN)
Specialties & taxonomies
Dental 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
- 2006-12-15
- Last updated
- 2015-06-22
Frequently asked questions
- What is Karen Portis's NPI number?
- Karen Portis's National Provider Identifier (NPI) is 1639231681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Portis's specialty?
- Karen Portis is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Karen Portis located?
- Karen Portis's practice location on file with NPPES is 1395 Curve Crest Blvd W, Stillwater, MN 55082.
- What is Karen Portis's phone number?
- The practice phone number listed in the NPPES registry for Karen Portis is (651) 430-0036.
- Does Karen Portis accept Medicare?
- Karen Portis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Portis's NPI active?
- Yes — Karen Portis's NPI (1639231681) is active in the NPPES registry as of the last update on 2015-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.