Ivan A. Ortiz, M.D.
Anesthesiology Physician · Houston, TX
Ivan A. Ortiz, M.D. is an anesthesiology physician with a practice address in Houston, Texas, and NPI 1720184401, issued on Sep 16, 2006. Check the license (Texas L6553, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ivan A. Ortiz
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- L6553 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Citywest Blvd, Houston, TX 77042
- Phone
- (972) 715-5000
- Enumerated
- Sep 16, 2006
- Record last updated
- Jul 29, 2026
- Fax
- (972) 715-9976
- Medicaid IDs
- 158819602 TX
158819610 TX
158819609 TX - Medicare enrollment
- Enrolled (PECOS I20041123000558); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1999
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 4,635 in Texas → Look up another NPI →
Also registered at 1500 Citywest Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Ann Adair, CRNACertified Registered Nurse Anesthetist1205913225
- Pedro Alaniz, M.D.Anesthesiology Physician1811198930
- Natalie Albert, AAAnesthesiologist Assistant1104109909
- Sandra Alexander, M.D.Anesthesiology Physician1528382546
- Genevieve Ali, MDAnesthesiology Physician1699756429
- Navroz Ali, CRNACertified Registered Nurse Anesthetist1598038994
Verify Ivan A. Ortiz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L6553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $260.26
6 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Texas Tech University Health Sciences Center EL PasoEl Paso, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ivan A. Ortiz among 4,635 anesthesiology physician records in Texas
Ivan A. Ortiz, M.D. is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 54% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1999 · median 2005 among the 3,293 with a school on file
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,130 anesthesiology physician records list a practice address in Houston
They are 1,130 of the 61,221 NPPES records with a practice address in Houston, and 4,635 anesthesiology physician records in Texas.
All 4,635 in Texas → Every provider in Houston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Larry Cato, M.D.Houston, TX 770421972503795
- Gilbert Chin, M.D.Houston, TX 770421184624090
- Yvonne Clement-Cormier, M.D.Houston, TX 770421649271107
- Donald Cline, MDHouston, TX 770421619965985
- Paul Hanslik, MDHouston, TX 770421669476941
- Paul Loubser, MDHouston, TX 770421437152063
- Dominique Nguyen, MDHouston, TX 770421003805813
- Asim-Nazir Raja, M.D.Houston, TX 770421679568653
Common questions
What is Ivan A. Ortiz, M.D.'s NPI number?
Ivan A. Ortiz, M.D.'s National Provider Identifier (NPI) is 1720184401, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ivan A. Ortiz, M.D. located?
The NPPES record lists a practice address at 1500 Citywest Blvd, Houston, TX, 77042. Phone: (972) 715-5000. Providers update this record themselves, so call before visiting.
How can I verify Ivan A. Ortiz, M.D.'s license?
NPPES lists Texas license number L6553, as entered by the provider. 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.
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.