JAMES THOMAS BERQUIST
NPI 1114942737
Hospitalist in Duluth, MN
About James Thomas Berquist NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES THOMAS BERQUIST (NPI 1114942737) is an individual hospitalist provider in Duluth, Minnesota, licensed in Minnesota (42603) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and is a graduate of University Of Minnesota Medical School (1999).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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
James Thomas Berquist 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 James Berquist reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 1,460 clinicians in this Medicare group
Virginia, MN 55792
- Reassigned Medicare billing, Minnesota enrollment
- 171 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health St Mary's Medical Center
Acute Care Hospitals · Duluth, MNEssentia Health Virginia
Acute Care Hospitals · Virginia, MNEssentia Health Deer River
Critical Access Hospitals · Deer River, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55805 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 James Berquist's NPI number?
The NPI number for James Berquist is 1114942737. It was assigned to this individual provider in the NPPES registry on July 13, 2006.
Where is James Berquist located?
James Berquist practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-8364.
What is James Berquist's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is James Berquist enrolled in Medicare?
Yes. James Berquist 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 James Berquist's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Berquist reassigns Medicare benefits to 2 organizations: The Duluth Clinic, Ltd (Duluth, MN) and Essentia Health Virginia, LLC (Virginia, 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 James Berquist's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is James Berquist affiliated with any hospitals?
According to CMS data, James Berquist is affiliated with Essentia Health St Mary's Medical Center, Essentia Health Virginia and Essentia Health Deer River.
When was this NPI record last updated?
The NPPES record for James Berquist was last updated on November 1, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# James Thomas Berquist · NPI 1114942737
Hospitalist physician in Duluth, Minnesota. Individual provider, active in the CMS NPPES registry since July 13, 2006.
## Identity
- **NPI:** 1114942737 (Entity type: Individual)
- **Enumerated:** July 13, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 42603 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 E 3RD ST, Duluth, MN 55805-1951
- **Phone:** (218) 786-8364
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): The Duluth Clinic, Ltd (NPI 1245278209, Duluth, MN); Essentia Health Virginia, LLC (NPI 1083617120, Virginia, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Minnesota Medical School, class of 1999
## Record status
- **NPPES last updated:** November 1, 2017
- **Other identifiers:** Medicare UPIN H70272; Medicaid 082297300 (MN); Medicare ID-Type Unspecified 110008647 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1114942737) · Data from the CMS NPPES public registry.