Halyna Ivashchuk, MD

Pulmonologist in Houston, Texas · NPI 1912361585

Halyna Ivashchuk is one of 129 pulmonologists practicing in Houston, Texas. Halyna Ivashchuk practices with Houston Methodist Specialty Physicians and TMH Physician Associates PLLC.

Registry record (NPPES)

NPI: 1912361585
Type: Type 1 · Individual
Primary taxonomy: Internal Medicine, Pulmonary Disease · 207RP1001X
Address on file: 13300 Hargrave Rd Ste 500
Houston, TX 77070-4374
(281) 357-0111
Enumerated: Apr 11, 2016
Record last updated: Mar 18, 2026
License states listed: MN, TX

Medicare (CMS)

Enrollment: Medicare-enrolled in MN, TX
Critical Care (Intensivists), Pulmonary Disease
Revalidation due: No date set by CMS

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Part D prescribing
Procedure volumes by CPT code
Group affiliations and colleagues
Full enrollment history

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Practice locations

Houston, TX 77070
(281) 737-0899
13300 Hargrave Rd
Houston, TX 77070
18220 State Hwy 249
Houston, TX 77070
(281) 737-8300
6445 Main St Suite 2500
Houston, TX 77030
(713) 441-3150
7575 San Felipe St Suite 155
Houston, TX 77063
(713) 266-9955
4710 Bellaire Blvd
Bellaire, TX 77401
(713) 363-9411
16605 Southwest Fwy
Sugar Land, TX 77479
(281) 275-0800
16605 Southwest Fwy 400 Mob3 Methodist Family Medicine Group
Sugar Land, TX 77479
(281) 275-0800
16605 SW Fwy 410 Methodist Diag Card Of Houston
Sugar Land, TX 77479
(281) 274-0148

More pulmonologists in Houston

Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.