HORACIO GUILLERMO HAU MD
NPI 1386840197
Family Medicine in Corpus Christi, TX
About Horacio Guillermo Hau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HORACIO GUILLERMO HAU MD (NPI 1386840197) is an individual family medicine provider in Corpus Christi, Texas, licensed in Texas (M6180) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospital, and is a graduate of University Of Texas Medical School At San Antonio (2004).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Horacio Guillermo Hau Md 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
7Medicare enrollment records show Horacio Hau reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corpus Christi, TX 78405
- Reassigned Medicare billing, Texas enrollment
- 452 clinicians in this Medicare group
San Antonio, TX 78205
- Reassigned Medicare billing, Texas enrollment
- 478 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 681 clinicians in this Medicare group
Houston, TX 77074
- Reassigned Medicare billing, Texas enrollment
- 32 clinicians in this Medicare group
Cedar Park, TX 78613
- Reassigned Medicare billing, Texas enrollment
- 828 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- 1,439 clinicians in this Medicare group
- Reassigned Medicare billing, Ohio enrollment
- 179 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 6
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.
Methodist Hospital
Acute Care Hospitals · San Antonio, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78414 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 5
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CORPUS CHRISTI, TX 78414
CORPUS CHRISTI, TX 78414
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 Horacio Hau's NPI number?
The NPI number for Horacio Hau is 1386840197. It was assigned to this individual provider in the NPPES registry on June 27, 2007.
Where is Horacio Hau located?
Horacio Hau practices at 6629 Wooldridge Rd, Corpus Christi, TX 78414. The listed phone number is (361) 673-3613.
What is Horacio Hau's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Horacio Hau enrolled in Medicare?
Yes. Horacio Hau 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 Horacio Hau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Horacio Hau reassigns Medicare benefits to 7 organizations: Health And Human Services Commission (Corpus Christi, TX), Sound Inpatient Physicians Of Texas I, Inc (San Antonio, TX), Hospital Medicine Services Of Tx, PLLC (San Antonio, TX), Journey Medical Care Group PLLC (Houston, TX), Usacs Integrated Acute Care Services Of Texas, PLLC (Cedar Park, TX) and 2 more organizations, listed in the Medicare section above. 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 Horacio Hau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Horacio Hau accept?
Health plans from Blue Cross and Blue Shield of Texas, Molina Healthcare, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Horacio Hau 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 Horacio Hau affiliated with any hospitals?
According to CMS data, Horacio Hau is affiliated with Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Horacio Hau was last updated on May 2, 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.
# Horacio Guillermo Hau, MD · NPI 1386840197
Family Medicine physician in Corpus Christi, Texas. Individual provider, active in the CMS NPPES registry since June 27, 2007.
## Identity
- **NPI:** 1386840197 (Entity type: Individual)
- **Enumerated:** June 27, 2007
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** M6180 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 6629 WOOLDRIDGE RD, Corpus Christi, TX 78414-2909
- **Phone:** (361) 673-3613
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Health And Human Services Commission (NPI 1134208952, Corpus Christi, TX); Sound Inpatient Physicians Of Texas I, Inc (NPI 1811321797, San Antonio, TX); Hospital Medicine Services Of Tx, PLLC (NPI 1881392363, San Antonio, TX); Journey Medical Care Group PLLC (NPI 1144061664, Houston, TX); Usacs Integrated Acute Care Services Of Texas, PLLC (NPI 1801300322, Cedar Park, TX); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical School At San Antonio, class of 2004
## Record status
- **NPPES last updated:** May 2, 2025
- **Other identifiers:** Medicaid 200308901 (TX); Other TXB126270 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1386840197) · Data from the CMS NPPES public registry.