MARILYN R JAY RN, ACNP
NPI 1174950539
Nurse Practitioner - Acute Care in Austin, TX
About Marilyn R Jay Rn, Acnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARILYN R JAY RN, ACNP (NPI 1174950539) is an individual acute care provider in Austin, Texas, licensed in Texas (245928) and active in the NPI registry since October 2013. She is enrolled in Medicare PECOS, is affiliated with Ascension Seton Medical Center Austin, and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses
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
Marilyn R Jay Rn, Acnp 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 Marilyn Jay reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78712
- Reassigned Medicare billing, Texas enrollment
- 1,188 clinicians in this Medicare group
Cedar Park, TX 78613
- Reassigned Medicare billing, Texas enrollment
- 104 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Seton Medical Center Austin
Acute Care Hospitals · Austin, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78705 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUSTIN, TX 78705
AUSTIN, TX 78705
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 Marilyn Jay's NPI number?
The NPI number for Marilyn Jay is 1174950539. It was assigned to this individual provider in the NPPES registry on October 1, 2013.
Where is Marilyn Jay located?
Marilyn Jay practices at 1201 W 38th St, Austin, TX 78705. The listed phone number is (512) 324-3890.
What is Marilyn Jay's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Marilyn Jay enrolled in Medicare?
Yes. Marilyn Jay 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 Marilyn Jay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marilyn Jay reassigns Medicare benefits to 2 organizations: Seton Family Of Doctors (Austin, TX) and Usacs Critical Care Medicine Services Of Texas, PLLC (Cedar Park, TX). 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 Marilyn Jay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marilyn Jay accept?
Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Blue Cross and Blue Shield of Texas, Harbor Health and UnitedHealthcare list Marilyn Jay 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 Marilyn Jay affiliated with any hospitals?
According to CMS data, Marilyn Jay is affiliated with Ascension Seton Medical Center Austin.
When was this NPI record last updated?
The NPPES record for Marilyn Jay was last updated on October 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Marilyn R Jay, RN, ACNP · NPI 1174950539
Acute Care physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since October 1, 2013.
## Identity
- **NPI:** 1174950539 (Entity type: Individual)
- **Enumerated:** October 1, 2013
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 245928 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1201 W 38TH ST, Austin, TX 78705-1006
- **Phone:** (512) 324-3890
## 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): Seton Family Of Doctors (NPI 1588997233, Austin, TX); Usacs Critical Care Medicine Services Of Texas, PLLC (NPI 1023522554, Cedar Park, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** October 1, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1174950539) · Data from the CMS NPPES public registry.