Nzube C. Okonkwo, MD

Medicare activity in 2024

Official CMS public-use data for Nzube C. Okonkwo, 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. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)172 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)148 services
3. Hospital discharge day management, more than 30 minutes (99239)72 services
4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)69 services
5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)44 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%
• Chronic kidney disease62%
• Diabetes60%
• Heart failure54%
• Arthritis48%

Hospitals where Nzube C. Okonkwo works

Medicare's Facility Affiliation Data lists Nzube C. Okonkwo 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.

• HCA Houston Healthcare NorthwestHouston, TX · Acute Care Hospital · Medicare rating: 2 of 5 stars · CCN 450638

Practice locations

Addresses where Nzube C. Okonkwo is enrolled with Medicare (CMS data updated October 2, 2026).

• 12141 Richmond AveHouston, TX 77082 (281) 558‑3444
• 17070 Red Oak Dr, Suite 403Houston, TX 77090 (773) 600‑4675
• 710 Cypress Creek PkwyHouston, TX 77090 (281) 440‑1000
• 901 N Porter AveNorman, OK 73071 (405) 506‑9101

Group practices

Medicare enrollment lists Nzube C. Okonkwo as a member of this group (CMS data updated October 2, 2026).

• Hospital Medicine Services of TX, PLLC378 clinicians in the group

Specialties

• Family Practiceprimary

Find other Family Practice doctors in Texas →

Other family doctors in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

• Adriano E. Goffi, MD
• William B. Perkison, MD
• Trepanjeet K. Sidhu, MD
• Sana Ehsan, MD
• Anjali Varde, DO
• Patricia A. Allamon, MD
• Megan Mont, MD
• Abdulrasul Meghji, MD

All family doctors in Houston →

Other clinicians in Hospital Medicine Services of TX, PLLC

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

• Sana Ehsan, MD
• Diego R. Valencia Chavez, MD
• Ammar Hasan, MD
• Desiree I. Pappas, MD
• Richard A. Lawson, NP
• Kristen Valdez, NP

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