Mary Mackiewicz
NPI 1285423657 · Professional Counselor · Mendota Heights, MN
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Mackiewicz is a Professional Counselor provider in Mendota Heights, MN (NPI 1285423657).
Provider details
- NPI number
- 1285423657
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 4945 (MN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-05-02
- Last updated
- 2025-05-02
- Certified
- 2025-05-02
Frequently asked questions
- What is Mary Mackiewicz's NPI number?
- Mary Mackiewicz's National Provider Identifier (NPI) is 1285423657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mackiewicz's specialty?
- Mary Mackiewicz is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Mackiewicz located?
- Mary Mackiewicz's practice location on file with NPPES is 1370 Mendota Heights Rd, Mendota Heights, MN 55120-1281.
- What is Mary Mackiewicz's phone number?
- The practice phone number listed in the NPPES registry for Mary Mackiewicz is (651) 252-4830.
- Does Mary Mackiewicz accept Medicare?
- Mary Mackiewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Mackiewicz's NPI active?
- Yes — Mary Mackiewicz's NPI (1285423657) is active in the NPPES registry as of the last update on 2025-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.