JULIANNE MARGARET JOHN
NPI 1689292856
Nurse Practitioner - Psychiatric/Mental Health in Milwaukee, WI
About Julianne Margaret John NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JULIANNE MARGARET JOHN (NPI 1689292856) is an individual psychiatric/mental health provider in Milwaukee, Wisconsin, licensed in Wisconsin (9632-33) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, and is a graduate of Other (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
Julianne Margaret John 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 Julianne John reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 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 2
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.
Ascension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIAscension St Francis Hospital
Acute Care Hospitals · Milwaukee, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53215 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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53215
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 Julianne John's NPI number?
The NPI number for Julianne John is 1689292856. It was assigned to this individual provider in the NPPES registry on July 13, 2020.
Where is Julianne John located?
Julianne John practices at 3237 S 16th St Ste 310, Milwaukee, WI 53215. The listed phone number is (414) 389-3111.
What is Julianne John's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Julianne John enrolled in Medicare?
Yes. Julianne John 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 Julianne John's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Julianne John reassigns Medicare benefits to Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, 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 Julianne John's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Julianne John accept?
Health plans from Anthem Blue Cross and Blue Shield and Network Health list Julianne John 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 Julianne John affiliated with any hospitals?
According to CMS data, Julianne John is affiliated with Ascension Columbia St Mary's Hospital Milwaukee and Ascension St Francis Hospital.
When was this NPI record last updated?
The NPPES record for Julianne John was last updated on April 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Julianne Margaret John · NPI 1689292856
Psychiatric/Mental Health physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since July 13, 2020.
## Identity
- **NPI:** 1689292856 (Entity type: Individual)
- **Enumerated:** July 13, 2020
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 9632-33 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 3237 S 16TH ST STE 310, Milwaukee, WI 53215-4526
- **Phone:** (414) 389-3111 · **Fax:** (414) 389-3110
## 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:** Ascension Medical Group-Southeast Wisconsin Inc (NPI 1194473066, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1689292856) · Data from the CMS NPPES public registry.