DR. JUSTIN MARINUS VADER MD
NPI 1487864138
Internal Medicine - Advanced Heart Failure and Transplant Cardiology in Saint Louis, MO
About Dr. Justin Marinus Vader Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN MARINUS VADER MD (NPI 1487864138) is an individual advanced heart failure and transplant cardiology provider in Saint Louis, Missouri, licensed in Missouri (2010003279) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Herrin Hospital, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2006).
NPPES Registry Identity
Specialties & Licenses 3
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. Justin Marinus Vader 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 Reassignments
2Medicare enrollment records show Justin Vader reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 1,133 clinicians in this Medicare group
Creve Coeur, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 45 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 18
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Herrin Hospital
Acute Care Hospitals · Herrin, ILSt Francis Hospital
Critical Access Hospitals · Litchfield, ILBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOMissouri Baptist Medical Center
Acute Care Hospitals · Town And Country, MOBarnes-Jewish West County Hospital
Acute Care Hospitals · Creve Coeur, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 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 7
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Vader's NPI number?
The NPI number for Justin Vader is 1487864138. It was assigned to this individual provider in the NPPES registry on May 23, 2007.
Where is Justin Vader located?
Justin Vader practices at 4921 Parkview Pl Div Im Cardiology, Ste 8B, Saint Louis, MO 63110. The listed phone number is (314) 362-1291.
What is Justin Vader's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Advanced Heart Failure and Transplant Cardiology, with taxonomy code 207RA0001X.
Is Justin Vader enrolled in Medicare?
Yes. Justin Vader 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 Justin Vader's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Vader reassigns Medicare benefits to 2 organizations: Washington University (Saint Louis, MO) and Heart Care Institute LLC (Creve Coeur, MO). 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 Justin Vader's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justin Vader accept?
Health plans from Cox HealthPlans and UnitedHealthcare list Justin Vader 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 Justin Vader affiliated with any hospitals?
According to CMS data, Justin Vader is affiliated with Herrin Hospital, St Francis Hospital, Barnes Jewish Hospital, Missouri Baptist Medical Center and Barnes-Jewish West County Hospital.
When was this NPI record last updated?
The NPPES record for Justin Vader was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 Marinus Vader, MD · NPI 1487864138
Advanced Heart Failure and Transplant Cardiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since May 23, 2007.
## Identity
- **NPI:** 1487864138 (Entity type: Individual)
- **Enumerated:** May 23, 2007
- **Primary specialty:** Internal Medicine - Advanced Heart Failure and Transplant Cardiology · taxonomy 207RA0001X
- **State license:** 2010003279 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 4921 PARKVIEW PL, DIV IM CARDIOLOGY, STE 8B, Saint Louis, MO 63110-1032
- **Phone:** (314) 362-1291 · **Fax:** (314) 454-8855
## 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): Washington University (NPI 1992746903, Saint Louis, MO); Heart Care Institute LLC (NPI 1881975308, Creve Coeur, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 2006
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 200013651 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1487864138) · Data from the CMS NPPES public registry.