Quick answers
- Does Tamar F. Brionez accept Medicare assignment?
- Yes. Medicare's clinician data says Tamar F. Brionez accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tamar F. Brionez see?
- In 2024, CMS data shows 236 Original Medicare patients and 71,121 services for Tamar F. Brionez. This counts Original Medicare only and measures volume, not quality.
- What is Tamar F. Brionez's NPI number?
- 1457407041. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tamar F. Brionez, 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.
| Original Medicare patients | 236 |
|---|---|
| Services billed to Medicare | 71,121 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (J0717)25,200 services
- Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (J0129)11,525 services
- Injection, denosumab, 1 mg (J0897)3,720 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)398 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)317 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 cholesterol75%
- Arthritis75%
- High blood pressure74%
- Osteoporosis48%
- Ischemic heart disease28%
- Depression28%
Hospitals where Tamar F. Brionez works
Medicare's Facility Affiliation Data lists Tamar F. Brionez 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.
- Aspire HospitalConroe, TX · Psychiatric Hospital · CCN 670093
- HCA Houston Healthcare TomballTomball, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 450670
- Houston Methodist The Woodlands HospitalThe Woodlands, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 670122
- St. Luke's The Woodlands HospitalThe Woodlands, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 450862
Practice locations
Addresses where Tamar F. Brionez is enrolled with Medicare (CMS data updated October 2, 2026).
- 10857 Kuykendahl Rd, Suite 120The Woodlands, TX 77382 (281) 440‑5300
- 10857 Kuykendahl Rd, Suite 160The Woodlands, TX 77382 (281) 766‑7886
- 22751 Professional Dr, Suite 140Kingwood, TX 77339 (281) 440‑5300
- 9303 Pinecroft DrThe Woodlands, TX 77380 (281) 440‑5300
Group practices
Medicare enrollment lists Tamar F. Brionez as a member of these groups (CMS data updated October 2, 2026).
- David P Ellent PLLC58 clinicians in the group
- Advanced Rheumatology of Houston2 clinicians in the group
Specialties
- Rheumatologyprimary
- Internal Medicinealso
Other rheumatologists in The Woodlands
Clinicians with the same Medicare primary specialty in The Woodlands, TX — not a recommendation.
Other clinicians in David P Ellent PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1457407041 |
| Corrections | Report an error or suggest an update → |
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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians