JOHN ANDREW DAVIS MD
NPI 1801450341
Internal Medicine - Critical Care Medicine in Madison, WI
About John Andrew Davis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ANDREW DAVIS MD (NPI 1801450341) is an individual critical care medicine provider in Madison, Wisconsin, licensed in Wisconsin (75300-20) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with University Of Wi Hospitals & Clinics Authority, and is a graduate of University Of Wisconsin School Of Medicine (2019).
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
John Andrew Davis 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 John Davis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53715 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 John Davis's NPI number?
The NPI number for John Davis is 1801450341. It was assigned to this individual provider in the NPPES registry on April 30, 2019.
Where is John Davis located?
John Davis practices at 202 S Park St, Madison, WI 53715. The listed phone number is (608) 417-5950.
What is John Davis's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is John Davis enrolled in Medicare?
Yes. John Davis 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 John Davis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Davis reassigns Medicare benefits to University Of Wisconsin Medical Foundation, Inc (Middleton, WI). 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 John Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Davis accept?
Health plans from Anthem Blue Cross and Blue Shield list John Davis 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.
Is John Davis affiliated with any hospitals?
According to CMS data, John Davis is affiliated with University Of Wi Hospitals & Clinics Authority.
When was this NPI record last updated?
The NPPES record for John Davis was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# John Andrew Davis, MD · NPI 1801450341
Critical Care Medicine physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since April 30, 2019.
## Identity
- **NPI:** 1801450341 (Entity type: Individual)
- **Enumerated:** April 30, 2019
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 75300-20 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 202 S PARK ST, Madison, WI 53715-1507
- **Phone:** (608) 417-5950
## 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:** University Of Wisconsin Medical Foundation, Inc (NPI 1598784555, Middleton, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** June 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1801450341) · Data from the CMS NPPES public registry.