DR. JUSTIN THOMAS LYNCH MD
NPI 1437891843
Hospitalist in Baraboo, WI
About Dr. Justin Thomas Lynch Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN THOMAS LYNCH MD (NPI 1437891843) is an individual hospitalist provider in Baraboo, Wisconsin, licensed in Minnesota (81047) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with North Memorial Health Hospital, and maintains a secondary practice location in Brainerd.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Dr. Justin Thomas Lynch Md 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 Reassignment
Medicare enrollment records show Justin Lynch reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pierz, MN 56364
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: St Josephs Medical Center
- 340 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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Memorial Health Hospital
Acute Care Hospitals · Robbinsdale, MNEssentia Health St Mary's Medical Center
Acute Care Hospitals · Duluth, MNEssentia Health St Joseph's Medical Center
Acute Care Hospitals · Brainerd, MNSt Gabriels Hospital
Critical Access Hospitals · Little Falls, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53913 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.
BARABOO, WI 53913
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 Justin Lynch's NPI number?
The NPI number for Justin Lynch is 1437891843. It was assigned to this individual provider in the NPPES registry on April 7, 2022.
Where is Justin Lynch located?
Justin Lynch practices at 1700 Tuttle St, Baraboo, WI 53913. The listed phone number is (608) 355-3800.
What is Justin Lynch's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Justin Lynch enrolled in Medicare?
Yes. Justin Lynch 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 organization bills Medicare for Justin Lynch's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Lynch reassigns Medicare benefits to St. Joseph's Medical Center (Pierz, MN). The 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 Justin Lynch's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Justin Lynch affiliated with any hospitals?
According to CMS data, Justin Lynch is affiliated with North Memorial Health Hospital, Essentia Health St Mary's Medical Center, Essentia Health St Joseph's Medical Center and St Gabriels Hospital.
When was this NPI record last updated?
The NPPES record for Justin Lynch was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.
# Dr. Justin Thomas Lynch, MD · NPI 1437891843
Hospitalist physician in Baraboo, Wisconsin. Individual provider, active in the CMS NPPES registry since April 7, 2022.
## Identity
- **NPI:** 1437891843 (Entity type: Individual)
- **Enumerated:** April 7, 2022
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 81047 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1700 TUTTLE ST, Baraboo, WI 53913-3319
- **Phone:** (608) 355-3800 · **Fax:** (380) 355-7007
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** St. Joseph's Medical Center (NPI 1568418861, Pierz, MN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Minnesota Medical School, class of 2022
## Record status
- **NPPES last updated:** December 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1437891843) · Data from the CMS NPPES public registry.