Pamela L. Medellin, MD

Medicare activity in 2024

Official CMS public-use data for Pamela L. Medellin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (Q0138)15,300 services
2. Injection, iron sucrose, 1 mg (J1756)10,200 services
3. Injection, fosaprepitant, 1 mg (J1453)8,850 services
4. Injection, dexamethasone sodium phosphate, 1 mg (J1100)1,138 services
5. Injection, palonosetron hcl, 25 mcg (J2469)710 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure75%
• High cholesterol75%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)58%
• Arthritis50%
• Ischemic heart disease48%
• Diabetes44%

Hospitals where Pamela L. Medellin works

Medicare's Facility Affiliation Data lists Pamela L. Medellin at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Houston Methodist Baytown HospitalBaytown, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 450424

Practice locations

Addresses where Pamela L. Medellin is enrolled with Medicare (CMS data updated October 2, 2026).

• 1025 Birdsong Dr, Suite CBaytown, TX 77521 (281) 427‑7298
• 3415 S Loop, Suite 256Palestine, TX 75801 (903) 727‑2200

Group practices

Medicare enrollment lists Pamela L. Medellin as a member of this group (CMS data updated October 2, 2026).

• Texas Oncology PA1,014 clinicians in the group

Specialties

• Medical Oncologyprimary
• Internal Medicinealso

Find other Medical Oncology doctors in Texas →

Other oncologists in Texas

Clinicians with the same Medicare primary specialty in Texas — not a recommendation.

• Ferdinandos Skoulidis, MD
• Gerardo H. Trillo, MD
• Charles L. Cowey, MD
• Abram Trevino, MD
• Anwar Khurshid, MD
• Kerin B. Adelson, MD
• Brian J. Shimkus, MD
• Vipal P. Durkal, MD

All oncologists in Texas →

Other clinicians in Texas Oncology PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Gustavo E. Guajardo Salinas, MD
• Aakash Sheth, MD
• Ruth Ann L. Vallender, NP
• Beth A. Hellerstedt, MD
• Anirudha Dasgupta, MD
• Stephen Chiang, MD

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians