Doctor Profile

Pulmonology · Pulmonary Disease

Alexander L. Tiu

MD · Pulmonary Disease
19411 MCKAY DR
SUITE 250
Humble, TX 77338
✓ Accepts Medicare 🎓 40+ Years Practicing
968
Medicare Patients / yr
12
Procedures Billed
40
Years Practicing
2
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Alexander L. Tiu's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Tiu

See which plans Dr. Tiu accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Texas, the fastest way to find a Medicare plan that covers Dr. Tiu is to compare every Medicare Advantage and Part D plan available near 77338, TX — the Pulmonary Disease's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 77338, TX →

Or call the office at (832) 777-6921 to confirm acceptance directly.

What Dr. Tiu Does

Dr. Tiu served 968 Medicare patients across 1,573 services in the latest CMS reporting year. That's similar to the average Pulmonary Disease in Texas (847 patients across 612 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)368211
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)35459
Established patient office or other outpatient visit, 20-29 minutes (99213)351231
Test to measure expiratory airflow and volume changes before and after medication administration (94060)8786
Test to determine lung volumes using sensors (94726)8786

How to read this: "Services" are the total times Dr. Tiu billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Tiu is affiliated with 2 hospitals according to CMS Physician Compare. Below are the 2 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Memorial Hermann Northeast Hospital

Humble, TX
★★★☆☆ 3/5 CMS Rating

Hca Houston Healthcare Kingwood

Kingwood, TX
★★☆☆☆ 2/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Tiu practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Tiu offers telehealth — broadband availability at your home matters for virtual visits.

Address: 19411 MCKAY DR, SUITE 250, Humble, TX 77338
Phone: (832) 777-6921

Area Safety Grade

D+

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

35 min

Average commute time in this zip · 85% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

92.4570

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Pulmonology Doctors near 77338, TX

If Dr. Tiu isn't accepting new patients or isn't in your plan's network, these are the closest pulmonology doctors near 77338, TX:

DoctorSpecialtyMedicare Patients / yrDistance
Salman AlimPulmonary Disease1.1K1.6 mi
Fakhruddin RaklaPulmonary Disease4901.6 mi
Turuvekere JayaramPulmonary Disease6181.6 mi
Saiara ChoudhuryPulmonary Disease282.0 mi
Atul MattaPulmonary Disease1352.0 mi

View all pulmonology doctors near 77338, TX →

How to Use This Information

Choosing a Medicare plan that covers Dr. Tiu takes three steps:

Compare Medicare Plans near 77338, TX → All Doctors near 77338, TX

Alexander L. Tiu: Common Questions

Does Dr. Tiu accept Medicare?
Yes. Dr. Tiu is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Tiu depends on that plan's provider network. Compare Medicare plans near 77338, TX →
Where is Dr. Tiu's office?
Dr. Tiu practices at 19411 MCKAY DR, SUITE 250, Humble, TX 77338. Phone: (832) 777-6921.
What Medicare plans does Dr. Tiu accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (832) 777-6921 to confirm your specific plan is accepted, or compare all Medicare plans near 77338, TX to see available options.
Does Dr. Tiu offer telehealth visits?
CMS does not currently list Dr. Tiu as offering telehealth. Call the office at (832) 777-6921 to confirm whether virtual visits are available.
How experienced is Dr. Tiu?
Dr. Tiu graduated in 1986 and has been practicing for approximately 40 years. In the latest CMS reporting year, Dr. Tiu treated 968 Medicare patients across 12 distinct procedure types.
How do I know if Dr. Tiu is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (832) 777-6921 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Does your Medicare plan cover Dr. Tiu?

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