James Uyeki, M.D.
NPI 1124187927 · Medical Oncology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Uyeki, M.D. is a Medical Oncology Physician provider in Austin, TX (NPI 1124187927).
Provider details
- NPI number
- 1124187927
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L9944 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
20,915 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 2,177 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,990 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 1,949 | $10 |
| Lactate Dehydrogenase (enzyme) Level83615 | 1,753 | $6 |
| Magnesium Level83735 | 1,438 | $7 |
| Iron Level83540 | 792 | $6 |
| Iron Binding Capacity |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 143 | 42 |
| Letrozole | 120 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 119 | 55 |
| Potassium Chloride | 117 | 29 |
| Valacyclovir Hclbrand: Valacyclovir | 113 | 23 |
| Rivaroxabanbrand: Xarelto | 100 | 25 |
| Dexamethasone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$49 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1308 Wonder World DrSan Marcos, TX 78666-7532Phone: (512) 396-5199Fax: (512) 396-5206
Registry dates
- Enumerated
- 2006-12-07
- Last updated
- 2022-11-02
- Certified
- 2022-11-02
Frequently asked questions
- What is James Uyeki's NPI number?
- James Uyeki's National Provider Identifier (NPI) is 1124187927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Uyeki's specialty?
- James Uyeki is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is James Uyeki located?
- James Uyeki's practice location on file with NPPES is 4101 James Casey St Ste 100, Austin, TX 78745-1145.
- What is James Uyeki's phone number?
- The practice phone number listed in the NPPES registry for James Uyeki is (512) 447-2202.
- Does James Uyeki accept Medicare?
- James Uyeki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Uyeki's NPI active?
- Yes — James Uyeki's NPI (1124187927) is active in the NPPES registry as of the last update on 2022-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.