DIANNA JEAN HAGL CNM
NPI 1033509856
Advanced Practice Midwife in San Antonio, TX
About Dianna Jean Hagl Cnm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANNA JEAN HAGL CNM (NPI 1033509856) is an individual advanced practice midwife in San Antonio, Texas, licensed in Texas (AP127357) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2014).
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
Dianna Jean Hagl Cnm 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 Dianna Hagl 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 78224
- Reassigned Medicare billing, Texas enrollment
- 31 clinicians in this Medicare group
San Antonio, TX 78249
- Reassigned Medicare billing, Texas enrollment
- 227 clinicians in this Medicare group
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Obhg Texas Holdings PA
- 998 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78251 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Dianna Hagl's NPI number?
The NPI number for Dianna Hagl is 1033509856. It was assigned to this individual provider in the NPPES registry on February 1, 2015.
Where is Dianna Hagl located?
Dianna Hagl practices at 11730 Bridge Hampton, San Antonio, TX 78251. The listed phone number is (210) 416-4929.
What is Dianna Hagl's specialty?
The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.
Is Dianna Hagl enrolled in Medicare?
Yes. Dianna Hagl 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 Dianna Hagl's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dianna Hagl reassigns Medicare benefits to 3 organizations: Westover Hills Women's Health PA (San Antonio, TX), Methodist Physician Practices, PLLC (San Antonio, TX) and Obhg Texas Holdings, P.A. (Austin, 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 Dianna Hagl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dianna Hagl accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Oscar Insurance Company and UnitedHealthcare list Dianna Hagl 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 Dianna Hagl was last updated on February 1, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dianna Jean Hagl, CNM · NPI 1033509856
Advanced Practice Midwife physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since February 1, 2015.
## Identity
- **NPI:** 1033509856 (Entity type: Individual)
- **Enumerated:** February 1, 2015
- **Primary specialty:** Advanced Practice Midwife · taxonomy 367A00000X
- **State license:** AP127357 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 11730 BRIDGE HAMPTON, San Antonio, TX 78251-3203
- **Phone:** (210) 416-4929
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Westover Hills Women's Health PA (NPI 1477765824, San Antonio, TX); Methodist Physician Practices, PLLC (NPI 1922252717, San Antonio, TX); Obhg Texas Holdings, P.A. (NPI 1083917769, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** February 1, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1033509856) · Data from the CMS NPPES public registry.