GILLIAN RONO
NPI 1649734278
Nurse Practitioner - Gerontology in Florissant, MO
About Gillian Rono NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GILLIAN RONO (NPI 1649734278) is an individual gerontology provider in Florissant, Missouri, licensed in Missouri (2018043943) and active in the NPI registry since January 2019. She is enrolled in Medicare PECOS, is affiliated with Ssm St Clare Health Center, and is a graduate of Other (2018).
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
Gillian Rono 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 Gillian Rono reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63104
- Reassigned Medicare billing, Missouri enrollment
- 1,294 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 4
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.
Ssm St Clare Health Center
Acute Care Hospitals · Fenton, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63033 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FLORISSANT, MO 63033
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 Gillian Rono's NPI number?
The NPI number for Gillian Rono is 1649734278. It was assigned to this individual provider in the NPPES registry on January 28, 2019.
Where is Gillian Rono located?
Gillian Rono practices at 2 Grandview Plaza Shopping Ctr, Florissant, MO 63033. The listed phone number is (314) 831-7990.
What is Gillian Rono's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Gillian Rono enrolled in Medicare?
Yes. Gillian Rono 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 Gillian Rono's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gillian Rono reassigns Medicare benefits to Ssm Health Care Group (Saint Louis, MO). 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 Gillian Rono's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gillian Rono accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Gillian Rono 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 Gillian Rono affiliated with any hospitals?
According to CMS data, Gillian Rono is affiliated with Ssm St Clare Health Center.
When was this NPI record last updated?
The NPPES record for Gillian Rono was last updated on January 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Gillian Rono · NPI 1649734278
Gerontology physician in Florissant, Missouri. Individual provider, active in the CMS NPPES registry since January 28, 2019.
## Identity
- **NPI:** 1649734278 (Entity type: Individual)
- **Enumerated:** January 28, 2019
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 2018043943 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 2 GRANDVIEW PLAZA SHOPPING CTR, Florissant, MO 63033-6105
- **Phone:** (314) 831-7990
## 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:** Ssm Health Care Group (NPI 1306589544, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** January 28, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1649734278) · Data from the CMS NPPES public registry.