DR. JOHN P SIMANONOK MD
NPI 1003870395
Preventive Medicine - Undersea and Hyperbaric Medicine in Milwaukee, WI
About Dr. John P Simanonok Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN P SIMANONOK MD (NPI 1003870395) is an individual undersea and hyperbaric medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (44402) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of University Of Southern California Keck School Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Dr. John P Simanonok 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 Simanonok reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 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 5
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aurora St Lukes Medical Center
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.
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 Simanonok's NPI number?
The NPI number for John Simanonok is 1003870395. It was assigned to this individual provider in the NPPES registry on April 13, 2006.
Where is John Simanonok located?
John Simanonok practices at 2901 W Kinnickinnic River Pkwy Ste 309, Milwaukee, WI 53215. The listed phone number is (414) 649-1292.
What is John Simanonok's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 2083P0011X.
Is John Simanonok enrolled in Medicare?
Yes. John Simanonok 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 Simanonok's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Simanonok reassigns Medicare benefits to Aurora Medical Group, 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 John Simanonok's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Simanonok accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list John Simanonok 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 Simanonok affiliated with any hospitals?
According to CMS data, John Simanonok is affiliated with Aurora St Lukes Medical Center.
When was this NPI record last updated?
The NPPES record for John Simanonok was last updated on November 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. John P Simanonok, MD · NPI 1003870395
Undersea and Hyperbaric Medicine physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since April 13, 2006.
## Identity
- **NPI:** 1003870395 (Entity type: Individual)
- **Enumerated:** April 13, 2006
- **Primary specialty:** Preventive Medicine - Undersea and Hyperbaric Medicine · taxonomy 2083P0011X
- **State license:** 44402 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2901 W KINNICKINNIC RIVER PKWY STE 309, Milwaukee, WI 53215-3660
- **Phone:** (414) 649-1292
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Aurora Medical Group, Inc. (NPI 1427271378, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 1987
## Record status
- **NPPES last updated:** November 23, 2021
- **Other identifiers:** Medicaid 34269400 (WI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1003870395) · Data from the CMS NPPES public registry.