JACK M MASSEE DO
NPI 1316409196
Hospitalist in Baraboo, WI
About Jack M Massee Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACK M MASSEE DO (NPI 1316409196) is an individual hospitalist provider in Baraboo, Wisconsin, licensed in Wisconsin (75006-21) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Jack M Massee Do 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 Jack Massee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baraboo, WI 53913
- Reassigned Medicare billing, Wisconsin enrollment
- 57 clinicians in this Medicare group
Hastings, MN 55033
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1578869293 (Minnesota)
- 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 6
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital
Acute Care Hospitals · Coon Rapids, MNSsm Health St Clare Hospital - Baraboo
Acute Care Hospitals · Baraboo, WIPhysician 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Jack Massee's NPI number?
The NPI number for Jack Massee is 1316409196. It was assigned to this individual provider in the NPPES registry on April 2, 2019.
Where is Jack Massee located?
Jack Massee practices at 707 14th St, Baraboo, WI 53913. The listed phone number is (608) 356-1400.
What is Jack Massee's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Jack Massee enrolled in Medicare?
Yes. Jack Massee 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 Jack Massee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jack Massee reassigns Medicare benefits to 2 organizations: Ssm Health Care Of Wisconsin Inc (Baraboo, WI) and Allina Health System (Hastings, 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 Jack Massee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jack Massee affiliated with any hospitals?
According to CMS data, Jack Massee is affiliated with Mercy Hospital and Ssm Health St Clare Hospital - Baraboo.
When was this NPI record last updated?
The NPPES record for Jack Massee was last updated on April 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.
# Jack M Massee, DO · NPI 1316409196
Hospitalist physician in Baraboo, Wisconsin. Individual provider, active in the CMS NPPES registry since April 2, 2019.
## Identity
- **NPI:** 1316409196 (Entity type: Individual)
- **Enumerated:** April 2, 2019
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 75006-21 (Wisconsin)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 707 14TH ST, Baraboo, WI 53913-1539
- **Phone:** (608) 356-1400 · **Fax:** (608) 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ssm Health Care Of Wisconsin Inc (NPI 1730160011, Baraboo, WI); Allina Health System (NPI 1881118149, Hastings, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 1, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1316409196) · Data from the CMS NPPES public registry.