MS. EVELYNE ELIZABETH THOMAS ACNP
NPI 1891192670
Nurse Practitioner - Acute Care in Saint Louis, MO
About Ms. Evelyne Elizabeth Thomas Acnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. EVELYNE ELIZABETH THOMAS ACNP (NPI 1891192670) is an individual acute care provider in Saint Louis, Missouri, licensed in Missouri (2014040194) and active in the NPI registry since November 2014. She is enrolled in Medicare PECOS, is affiliated with Anderson Hospital, and is a graduate of Barnes Medical College (2014).
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
Ms. Evelyne Elizabeth Thomas 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 Evelyne Thomas 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
Maryville, IL 62062
- Reassigned Medicare billing, Illinois enrollment
- 124 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Anderson Hospital
Acute Care Hospitals · Maryville, ILBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, 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.
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
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 Evelyne Thomas's NPI number?
The NPI number for Evelyne Thomas is 1891192670. It was assigned to this individual provider in the NPPES registry on November 22, 2014.
Where is Evelyne Thomas located?
Evelyne Thomas practices at 1 Barnes Jewish Hospital Plz Div Im Hospitalist, Saint Louis, MO 63110. The listed phone number is (314) 362-1700.
What is Evelyne Thomas's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Evelyne Thomas enrolled in Medicare?
Yes. Evelyne Thomas 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 Evelyne Thomas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Evelyne Thomas reassigns Medicare benefits to 2 organizations: Washington University (Saint Louis, MO) and Midwest Inpatient Anderson Health, Inc (Maryville, IL). 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 Evelyne Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Evelyne Thomas accept?
Health plans from UnitedHealthcare list Evelyne Thomas 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 Evelyne Thomas affiliated with any hospitals?
According to CMS data, Evelyne Thomas is affiliated with Anderson Hospital, Barnes Jewish Hospital and Barnes-Jewish West County Hospital.
When was this NPI record last updated?
The NPPES record for Evelyne Thomas 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.
# Ms. Evelyne Elizabeth Thomas, ACNP · NPI 1891192670
Acute Care physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since November 22, 2014.
## Identity
- **NPI:** 1891192670 (Entity type: Individual)
- **Enumerated:** November 22, 2014
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 2014040194 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST, Saint Louis, MO 63110-1003
- **Phone:** (314) 362-1700 · **Fax:** (314) 362-9878
## 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); Midwest Inpatient Anderson Health, Inc (NPI 1821758608, Maryville, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Barnes Medical College, class of 2014
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 420019401 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1891192670) · Data from the CMS NPPES public registry.