MARY G MATTISON-WYNN PSY D LP
NPI 1649202755
Psychologist in Buffalo, MN
About Mary G Mattison-wynn Psy D Lp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY G MATTISON-WYNN PSY D LP (NPI 1649202755) is an individual psychologist in Buffalo, Minnesota, licensed in Minnesota (LP4961) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mary G Mattison-wynn Psy D Lp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Mary Mattison-wynn reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Buffalo, MN 55313
- Reassigned Medicare billing, Minnesota enrollment
Buffalo, MN 55313
- Reassigned Medicare billing, Minnesota enrollment
- 3,733 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Mattison-wynn's NPI number?
The NPI number for Mary Mattison-wynn is 1649202755. It was assigned to this individual provider in the NPPES registry on July 7, 2006.
Where is Mary Mattison-wynn located?
Mary Mattison-wynn practices at 30 1st Ave NE # 12, Buffalo, MN 55313. The listed phone number is (612) 670-8918.
What is Mary Mattison-wynn's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Mary Mattison-wynn enrolled in Medicare?
Yes. Mary Mattison-wynn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mary Mattison-wynn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Mattison-wynn reassigns Medicare benefits to 2 organizations: Woodhaven Wellness LLC (Buffalo, MN) and Allina Health System (Buffalo, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Mattison-wynn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Mattison-wynn accept?
Health plans from HealthPartners list Mary Mattison-wynn as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mary Mattison-wynn was last updated on September 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.