1. Home
  2. Directory
  3. Texas
  4. Houston
  5. Pediatrics
  6. NPI Profile

CHARLES MACIAS MD
NPI 1902986300
Pediatrics - Pediatric Emergency Medicine in Houston, TX

Active since October 17, 2006PECOS Enrolled
6621 FANNIN ST, HOUSTON, TX 77030(832) 824-5497(832) 825-5424 Get Directions Write a Review

NPPES record last updated: March 29, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Charles Macias Md NPPES

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

CHARLES MACIAS MD (NPI 1902986300) is an individual pediatric emergency medicine provider in Houston, Texas, licensed in Texas (J2892) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902986300
Entity TypeIndividualMale
Primary Taxonomy2080P0204X
Provider Legal NameCHARLES MACIASCredential: MD
Location Address6621 FANNIN STHouston, TX 77030-2303
Mailing Address6621 Fannin StHouston, TX 77030-2303 · (832) 824-5497 · Fax (832) 825-5424
Phone(832) 824-5497
Fax(832) 825-5424
Sole ProprietorNo
Enumeration DateOctober 17, 2006
Last NPPES UpdateMarch 29, 2011
✔ NPI 1902986300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0204X
License✔ Licensed in TX · J2892
Definition
A pediatrician who has special qualifications to manage emergencies in infants and children.
6621 FANNIN ST, Houston, TX 77030
Open in Google Maps ↗

Other Identifiers 4

Medicaid131834701TX
Medicare ID-Type Unspecified80137G
Medicare PINTXB119007TX
Medicare UPINF94986

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Charles Macias 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 Charles Macias reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Hospitals Medical Group Inc
1,122 mi
Multi-Specialty
11100 EUCLID AVE
Cleveland, OH 44106
  • Reassigned Medicare billing, Ohio enrollment
  • 3,958 clinicians in this Medicare group
NPI 1669499414 (216) 844-1000

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.

DR. TAKETO BABA M.D.
Pediatrics (Pediatric Emergency Medicine)
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 824-1000
ZACHARY FOUGHTY
Pediatrics (Pediatric Emergency Medicine)
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 824-1173
ASHIRA MORGAN KLEIN MD
Pediatrics (Pediatric Emergency Medicine)
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 824-1000
CINDY ANN MILLER PT
Physical Therapist
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 826-1000
JENNA AUSTIN DAVIS PA-C
Physician Assistant
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (804) 955-7043
RONALD EASLEY M.D.
Anesthesiology
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 824-1000
DENNIS BIER MD
Pediatrics (Pediatric Endocrinology)
6621 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 798-7022
DR. DONALD WILLIAMS PARSONS M.D., PH.D.
Pediatrics (Pediatric Hematology-Oncology)
6621 FANNIN ST, MC 3-3320
HOUSTON, TX 77030
Harris County (832) 822-4556

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 Charles Macias's NPI number?

The NPI number for Charles Macias is 1902986300. It was assigned to this individual provider in the NPPES registry on October 17, 2006.

Where is Charles Macias located?

Charles Macias practices at 6621 Fannin St, Houston, TX 77030. The listed phone number is (832) 824-5497.

What is Charles Macias's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.

Is Charles Macias enrolled in Medicare?

Yes. Charles Macias is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Charles Macias's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Macias reassigns Medicare benefits to University Hospitals Medical Group Inc (Cleveland, OH). 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 Charles Macias's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Macias accept?

Health plans from CareSource list Charles Macias 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 Charles Macias was last updated on March 29, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.