NPPES file of Aug 9, 2026

Heidi Ostler

Pediatric Cardiology Physician · Houston, TX

Heidi Ostler is a pediatric cardiology physician with a practice address in Houston, Texas, and NPI 1538657010, issued on Apr 30, 2018. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538657010
Name
Heidi Ostler
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License number
A165776 CA
Self-reported in NPPES; status is on the state search
Practice location
6651 Main St Ste E1920, Houston, TX 77030
Phone
(832) 826-5048
Enumerated
Apr 30, 2018
Record last updated
Jan 23, 2026
Medicare enrollment
Enrolled (PECOS I20260205004090); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest pediatric cardiology physician records → All 325 in Texas → Look up another NPI →

Also registered at 6651 Main St Ste E1920

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nancy Ayres, M.D.Pediatric Cardiology Physician1982600896
  2. Lindsay EilersPediatric Cardiology Physician1982023966
  3. Grace Horton, MDPediatric Cardiology Physician1326741372
  4. Lacey Kleckner, CPNP-PCPediatric Nurse Practitioner1538673033
  5. Maria Lantin-Hermoso, M.D.Pediatric Cardiology Physician1255376984
  6. Derek Norton, MDStudent in an Organized Health Care Education/Training Program1821556440

Verify Heidi Ostler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. University OF Utah Pediatric ServicesSalt Lake City, UT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Heidi Ostler among 325 pediatric cardiology physician records in Texas

Heidi Ostler is one of 325 pediatric cardiology physician records with a practice address in Texas. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 94% of them.

  • NPI issued2018 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2018 · median 2004 among the 163 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Texas

There are 325 pediatric cardiology physician records in Texas.

All 325 in Texas → Every provider in Houston → Pediatric Cardiology Physician nationwide →

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Hugh Allen, MDHouston, TX 770301053318121
  2. Carolyn Altman, M.D.Houston, TX 770301265438170
  3. Nancy Ayres, M.D.Houston, TX 770301982600896
  4. Judith Becker, M.D.Houston, TX 770301871532861
  5. Gurur Biliciler-Denktas, M.D.Houston, TX 770301295777852
  6. Heather Dickerson, M.D.Houston, TX 770301184660284
  7. Muhammad Khan, MDHouston, TX 770301548207053
  8. Maria Lantin-Hermoso, M.D.Houston, TX 770301255376984

Common questions

What is Heidi Ostler's NPI number?

Heidi Ostler's National Provider Identifier (NPI) is 1538657010, issued on Apr 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Heidi Ostler located?

The NPPES record lists a practice address at 6651 Main St Ste E1920, Houston, TX, 77030. Phone: (832) 826-5048. Providers update this record themselves, so call before visiting.

How can I verify Heidi Ostler's license?

Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.