MELISSA HELENE ALTHOUSE MD
NPI 1083957922
Pediatrics - Neonatal-Perinatal Medicine in San Antonio, TX

Active since March 28, 2013PECOS Enrolled
5430 FREDERICKSBURG RD STE 508, SAN ANTONIO, TX 78229(210) 541-8281(210) 541-9123 Get Directions Write a Review

NPPES record last updated: August 1, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Melissa Helene Althouse Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MELISSA HELENE ALTHOUSE MD (NPI 1083957922) is an individual neonatal-perinatal medicine provider in San Antonio, Texas, licensed in Texas (Q8821) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and maintains a secondary practice location in Tampa.

NPPES Registry Identity

NPI1083957922
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameMELISSA HELENE ALTHOUSECredential: MD
Location Address5430 FREDERICKSBURG RD STE 508San Antonio, TX 78229
Mailing Address5430 Fredericksburg Rd Ste 508San Antonio, TX 78229-3561 · (210) 541-8281 · Fax (210) 541-9123
Fax(210) 541-9123
Sole ProprietorNo
Enumeration DateMarch 28, 2013
Last NPPES UpdateAugust 1, 2019
✔ NPI 1083957922 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in TX · Q8821
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
5430 FREDERICKSBURG RD STE 508, San Antonio, TX 78229

Secondary Practice Location 1

Location 112901 Bruce B Downs Blvd, MDC 41Tampa, FL 33612-4742 · Phone (813) 259-8725 · Fax (813) 259-8792

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Melissa Helene Althouse Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Melissa Althouse reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Neonatal-Perinatal Medicine
2400 ROUND ROCK AVE
Round Rock, TX 78681
  • Reassigned Medicare billing, Texas enrollment
  • 432 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.

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.

Nurse Practitioner (Neonatal)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Physician Assistant
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Neonatal)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Neonatal)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Neonatal)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Pediatrics)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Pediatrics)
5430 FREDERICKSBURG RD STE 508
SAN ANTONIO, TX 78229
Nurse Practitioner (Neonatal)
5430 FREDERICKSBURG RD STE 508
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 Melissa Althouse's NPI number?

The NPI number for Melissa Althouse is 1083957922. It was assigned to this individual provider in the NPPES registry on March 28, 2013.

Where is Melissa Althouse located?

Melissa Althouse practices at 5430 Fredericksburg Rd Ste 508, San Antonio, TX 78229. The listed phone number is (210) 541-8281.

What is Melissa Althouse's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Melissa Althouse enrolled in Medicare?

Yes. Melissa Althouse is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Melissa Althouse's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Althouse reassigns Medicare benefits to Magella Medical Associates Billing, Inc. (Round Rock, TX). 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 Melissa Althouse's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Melissa Althouse accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Health, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Melissa Althouse 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.

When was this NPI record last updated?

The NPPES record for Melissa Althouse was last updated on August 1, 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.