Physician Profile
Unclaimed ProfileAbout WILLIAMSON
Based in Winston Salem, NC, Thomas Clayton Williamson, M.D. is listed in the NPI registry under hematology/oncology. Thomas graduated from University of North Carolina at Chapel Hill School of Medicine in 2014. Thomas is also listed as specializing in hematology & oncology. Medicare claims data shows Thomas provided 118,821 services to 3,430 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (336) 716-6777
- Email not available
Practice Locations
1 MEDICAL CENTER BLVD
Winston Salem, NC 27157
Procedures Most Often Billed to Medicare
118,821 services · 3,430 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,463 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
450 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | Treatment | 96367 |
422 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
403 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
353 |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
27,400 |
| Injection, nivolumab, 1 mg | Drug given | J9299 |
24,000 |
| Injection, aprepitant, 1 mg | Drug given | J0185 |
13,520 |
| Injection, eflapegrastim-xnst, 0.1 mg | Drug given | J1449 |
11,484 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
9,600 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other hematology/oncology specialists in Winston Salem 8
Same specialty, same city.
Trained at University of North Carolina at Chapel Hill School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2014 at University of North Carolina at Chapel Hill School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NC who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Williamson?
Dr. Williamson is a hematology/oncology in Winston Salem, NC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
What is Dr. Williamson's address?
Dr. Williamson is listed at 1 MEDICAL CENTER BLVD, Winston Salem, NC 27157. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Williamson?
The number on file is (336) 716-6777. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Williamson?
Dr. Williamson's National Provider Identifier is 1023429941. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Williamson train?
Dr. Williamson attended University of North Carolina at Chapel Hill School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Williamson have?
Dr. Williamson has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Williamson perform?
According to Medicare billing data, Dr. Williamson performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as administration of chemotherapy into vein, 1 hour or less and infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Williamson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williamson. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.