MRS. MARY LYNN BERNTSON OTRL CHT
NPI 1639159338
Occupational Therapist in Grand Forks, ND
About Mrs. Mary Lynn Berntson Otrl Cht NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MARY LYNN BERNTSON OTRL CHT (NPI 1639159338) is an individual occupational therapist in Grand Forks, North Dakota, licensed in North Dakota (25) and active in the NPI registry since January 2006. She maintains a secondary practice location in Grand Forks and is a graduate of University Of North Dakota School Of Medicine (1977).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Other Identifiers 10
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
Mrs. Mary Lynn Berntson Otrl Cht 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 Berntson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Forks, ND 58201
- Reassigned Medicare billing, North Dakota and Minnesota enrollments
- Also billed through NPI 1407919210 (Minnesota)
- 10 clinicians in this Medicare group
Fargo, ND 58102
- Reassigned Medicare billing, North Dakota enrollment
- 1,464 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 4
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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND FORKS, ND 58201
GRAND FORKS, ND 58201
GRAND FORKS, ND 58201
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 Berntson's NPI number?
The NPI number for Mary Berntson is 1639159338. It was assigned to this individual provider in the NPPES registry on January 19, 2006. The provider is also known as Miss Mary Lynn Florence Otrl.
Where is Mary Berntson located?
Mary Berntson practices at 3035 Demers Ave, Grand Forks, ND 58201. The listed phone number is (701) 746-7521.
What is Mary Berntson's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Mary Berntson enrolled in Medicare?
Yes. Mary Berntson 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 Berntson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Berntson reassigns Medicare benefits to 2 organizations: Achieve Therapy LLC (Grand Forks, ND) and Sanford Medical Center Fargo (Fargo, ND). 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 Berntson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Berntson accept?
Health plans from Blue Cross Blue Shield of North Dakota, Sanford Health Plan and Security Health Plan list Mary Berntson 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 Berntson was last updated on July 1, 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.