NPI age
20 years
Enumerated 2005-05-31
● Active Type 2 · Organization
Tyler Hematology Oncology, P.A.
Tyler Hematology Oncology, P.A. is 1 of 1069 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Ernest
Administrator
Last NPPES update
2016-11-17
Source: monthly bulk 2026-05
How this organization compares
Across 1069 active internal medicine providers in Texas.
NPI age
20 years
↑ 2 yr above median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2005 → 2026
2005-05Enumerated in NPPES
2005
2026
Where they practice
Primary practice location
721 Clinic Dr, Ste A
Tyler, TX 757012043
Mailing address
721 Clinic Dr, Ste A
Tyler, TX 757012043
Authorized official
Fred Ernest
Administrator
📞 9035938264
Individual providers at this organization
11 individual providers on file at this primary practice address.
- Michael Ashigbi, M.D. Internal Medicine NPI 1649275355
- Brandon Ashton, M.D. Radiology NPI 1164780524
- Myrtha Basile, M.D. Internal Medicine NPI 1083619704
- Robert Droder, M.D. Internal Medicine NPI 1275538985
- Bruce Ellerin, M.D. Radiology NPI 1285635052
- Ghanshyam Ghelani, M.D. Internal Medicine NPI 1407297385
- Katrina Glover, M.D. Internal Medicine NPI 1144248501
- Arielle Lee, MD Internal Medicine NPI 1679578389
- Joseph Martins, M.D. Internal Medicine NPI 1407852700
- Annala Shirley, NP-C Nurse Practitioner NPI 1215468129
- Marc Usrey, M.D. Internal Medicine NPI 1952504045
Specialties
-
Internal Medicine PrimaryAn internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 106291101 | |
| 05 (TX) | 045835803 | |
| 05 (TX) | 102771601 | |
| 05 (TX) | 130290303 | |
| 05 (TX) | 161891001 | |
| 05 (TX) | 1705592-03 | |
| 05 (TX) | 095058601 |
Practice context
Multi-provider organization. 11 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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