DIEGO BARBARA MIJARES M.D.
NPI 1134522634
Obstetrics & Gynecology in Lakeway, TX
About Diego Barbara Mijares M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIEGO BARBARA MIJARES M.D. (NPI 1134522634) is an individual obstetrics & gynecology provider in Lakeway, Texas, licensed in Texas (T7491) and active in the NPI registry since September 2014. He is enrolled in Medicare PECOS, is affiliated with Baylor Scott & White Medical Center - Round Rock, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
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
Diego Barbara Mijares M.d. 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 Diego Barbara Mijares reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78712
- Reassigned Medicare billing, Texas enrollment
- 1,188 clinicians in this Medicare group
Pflugerville, TX 78660
- Reassigned Medicare billing, Texas enrollment
- 2,795 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
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.
Baylor Scott & White Medical Center - Round Rock
Acute Care Hospitals · Round Rock, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78738 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Diego Barbara Mijares's NPI number?
The NPI number for Diego Barbara Mijares is 1134522634. It was assigned to this individual provider in the NPPES registry on September 29, 2014.
Where is Diego Barbara Mijares located?
Diego Barbara Mijares practices at 200 Medical Pkwy Ste 310, Lakeway, TX 78738. The listed phone number is (512) 654-1234.
What is Diego Barbara Mijares's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Diego Barbara Mijares enrolled in Medicare?
Yes. Diego Barbara Mijares 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 Diego Barbara Mijares's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diego Barbara Mijares reassigns Medicare benefits to 2 organizations: Seton Family Of Doctors (Austin, TX) and Scott & White Clinic (Pflugerville, 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 Diego Barbara Mijares's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diego Barbara Mijares accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company and Sendero Health Plans, Local Nonprofit list Diego Barbara Mijares 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 Diego Barbara Mijares affiliated with any hospitals?
According to CMS data, Diego Barbara Mijares is affiliated with Baylor Scott & White Medical Center - Round Rock.
When was this NPI record last updated?
The NPPES record for Diego Barbara Mijares was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.
# Diego Barbara Mijares, M.D. · NPI 1134522634
Obstetrics & Gynecology physician in Lakeway, Texas. Individual provider, active in the CMS NPPES registry since September 29, 2014.
## Identity
- **NPI:** 1134522634 (Entity type: Individual)
- **Enumerated:** September 29, 2014
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** T7491 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 MEDICAL PKWY STE 310, Lakeway, TX 78738-1794
- **Phone:** (512) 654-1234
## 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): Seton Family Of Doctors (NPI 1588997233, Austin, TX); Scott & White Clinic (NPI 1679691729, Pflugerville, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** September 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1134522634) · Data from the CMS NPPES public registry.