Billie Joe Marek, MD

Medical oncologist in Victoria, Texas · NPI 1346282209

Billie Marek is one of 2 medical oncologists practicing in Victoria, Texas. See all medical oncologists in Texas. Billie Marek practices with Regional Employee Assistance Program Inc.

Registry record (NPPES)

NPI: 1346282209
Type: Type 1 · Individual
Primary taxonomy: Internal Medicine, Medical Oncology · 207RX0202X
Address on file: 1901 S 2nd St
McAllen, TX 78503-1271
(956) 687-5150
Enumerated: Jun 12, 2006
Record last updated: Aug 31, 2017
License states listed: TX

Medicare (CMS)

Enrollment: Medicare-enrolled in TX
Medical Oncology
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

601 E San Antonio St Suite 101W
Victoria, TX 77901
(361) 485-9600

More medical oncologists in Victoria

Joginder Singh, MD

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.