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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

IVAN A. ORTIZ M.D.
NPI 1720184401
Anesthesiology in Houston, TX

Active since September 16, 2006PECOS Enrolled
1500 CITYWEST BLVD, SUITE 300, HOUSTON, TX 77042(972) 715-5000(972) 715-9976 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 29, 2026, Mar 14, 2025, Mar 20, 2017 (3 updates tracked since 2017).

About Ivan A. Ortiz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

IVAN A. ORTIZ M.D. (NPI 1720184401) is an individual anesthesiology provider in Houston, Texas, licensed in Texas (L6553) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in El Paso, and is a graduate of University Of Texas Medical Branch At Galveston (1999).

NPPES Registry Identity

NPI1720184401
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameIVAN A. ORTIZCredential: M.D.
Location Address1500 CITYWEST BLVD, SUITE 300Houston, TX 77042-2300
Mailing AddressPo Box 650865Dallas, TX 75265-0865 · (972) 715-5000 · Fax (972) 715-9976
Phone(972) 715-5000
Fax(972) 715-9976
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1999
Enumeration DateSeptember 16, 2006
Last NPPES UpdateJuly 29, 20263 updates tracked since enumeration
NPPES CertifiedJuly 29, 2026
✔ NPI 1720184401 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in TX · L6553
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Pediatric AnesthesiologyTaxonomy 207LP3000X · License L6553 (TX)
1500 CITYWEST BLVD, Houston, TX 77042
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Secondary Practice Location 1

Location 14845 Alameda AveEl Paso, TX 79905-2705 · Phone (915) 215-5666 · Fax (915) 215-5047

Other Identifiers 6

Medicaid158819602TX
Medicaid158819610TX
Other8FX657TX · Bcbs
OtherP01740797TX · Rr
Medicaid158819609TX
Other8R1201TX · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ivan A. Ortiz 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.

PECOS PAC ID1658336268
PECOS Enrollment IDI20041123000558
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

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.

Anesthesia for other procedure on urinary system through urethra 00910
Anesthesia for a procedure on the urinary system through the urethra involves using medicine to numb sensation in the area. This is done to ensure you feel no pain or discomfort during the procedure. The medicine can be given locally, regionally, or generally, depending on the specifics of your procedure.
22 services22 patients
Anesthesia for other procedure on lower abdomen 00840
Anesthesia for a lower abdomen procedure involves medication to eliminate pain during surgery. You might be awake but relaxed and pain-free, or you may be completely unconscious. It's administered to ensure comfort and safety throughout the operation.
11 services11 patients

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANIELLE THERESE GEORGE CRNA
Nurse Anesthetist, Certified Registered
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
RODRIQUE DEWYANE NELSON CRNA
Nurse Anesthetist, Certified Registered
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
PEDRO NAPOLES CRNA
Nurse Anesthetist, Certified Registered
1500 CITYWEST BLVD, SUITE 300
HOUSTON, TX 77042
Harris County (972) 715-5000
GEORGE LOUIS HERLIN MD
Anesthesiology
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
GREGORY RONALD CURFMAN
Nurse Anesthetist, Certified Registered
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
JENNIFER TERRASAS CRNA
Nurse Anesthetist, Certified Registered
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
DR. DON ELDON CHERRY M.D.
Anesthesiology
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000
IGNATIUS PAUL DISTEFANO
Anesthesiology
1500 CITYWEST BLVD, STE. 300
HOUSTON, TX 77042
Harris County (713) 620-4000

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 Ivan Ortiz's NPI number?

The NPI number for Ivan Ortiz is 1720184401. It was assigned to this individual provider in the NPPES registry on September 16, 2006.

Where is Ivan Ortiz located?

Ivan Ortiz practices at 1500 Citywest Blvd Suite 300, Houston, TX 77042. The listed phone number is (972) 715-5000.

What is Ivan Ortiz's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Ivan Ortiz enrolled in Medicare?

Yes. Ivan Ortiz 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.

What insurance does Ivan Ortiz accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Ivan Ortiz 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 Ivan Ortiz was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.