MADELEINE CHRISTINE HOWELLS DO
NPI 1861133654
Anesthesiology in San Antonio, TX
About Madeleine Christine Howells Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MADELEINE CHRISTINE HOWELLS DO (NPI 1861133654) is an individual anesthesiology provider in San Antonio, Texas, licensed in Texas (W4117) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS, is affiliated with Methodist Hospital, and maintains a secondary practice location in San Antonio.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Madeleine Christine Howells Do 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
3Medicare enrollment records show Madeleine Howells reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 2,397 clinicians in this Medicare group
San Antonio, TX 78207
- Reassigned Medicare billing, Texas enrollment
- 1,129 clinicians in this Medicare group
Dallas, TX 75219
- Reassigned Medicare billing, Texas enrollment
- 495 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Methodist Hospital
Acute Care Hospitals · San Antonio, TXOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
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 Madeleine Howells's NPI number?
The NPI number for Madeleine Howells is 1861133654. It was assigned to this individual provider in the NPPES registry on April 5, 2022.
Where is Madeleine Howells located?
Madeleine Howells practices at 7703 Floyd Curl Dr, San Antonio, TX 78229. The listed phone number is (210) 567-4509.
What is Madeleine Howells's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Madeleine Howells enrolled in Medicare?
Yes. Madeleine Howells 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 Madeleine Howells's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Madeleine Howells reassigns Medicare benefits to 3 organizations: University Of Texas Health Science Center At San Antonio (San Antonio, TX), Community Medicine Associates (San Antonio, TX) and Independent Physicians Network PLLC (Dallas, 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 Madeleine Howells's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Madeleine Howells accept?
Health plans from Blue Cross and Blue Shield of Texas and Community First list Madeleine Howells 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 Madeleine Howells affiliated with any hospitals?
According to CMS data, Madeleine Howells is affiliated with Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Madeleine Howells was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Madeleine Christine Howells, DO · NPI 1861133654
Anesthesiology physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since April 5, 2022.
## Identity
- **NPI:** 1861133654 (Entity type: Individual)
- **Enumerated:** April 5, 2022
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** W4117 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 7703 FLOYD CURL DR, San Antonio, TX 78229-3900
- **Phone:** (210) 567-4509
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Texas Health Science Center At San Antonio (NPI 1396717989, San Antonio, TX); Community Medicine Associates (NPI 1245313329, San Antonio, TX); Independent Physicians Network PLLC (NPI 1396274676, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Texas Hsc, College Of Osteopathic Med, class of 2022
## Record status
- **NPPES last updated:** June 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1861133654) · Data from the CMS NPPES public registry.