Physician Profile
Unclaimed ProfileAbout SCHUMAKER
Based in Knoxville, TN, Robert David Schumaker, MD is listed in the NPI registry under hematology/oncology. Robert graduated from University of Texas Southwestern Medical School at Dallas in 1994. Robert is also listed as specializing in hematology & oncology. According to Medicare claims data, Robert cared for 3,599 Medicare patients across 92,038 services.
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
Common questions
What does Dr. Schumaker specialize in?
Dr. Schumaker is a hematology/oncology in Knoxville, TN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
Where is Dr. Schumaker located?
Dr. Schumaker is listed at 1415 OLD WEISGARBER RD STE 200, Knoxville, TN 37909. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Schumaker's phone number?
The number on file is (865) 934-5800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Schumaker's NPI number?
Dr. Schumaker's National Provider Identifier is 1679573752. 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. Schumaker go to medical school?
Dr. Schumaker attended University of Texas Southwestern Medical School at Dallas, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Schumaker been practicing?
Dr. Schumaker has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Schumaker do most often?
According to Medicare billing data, Dr. Schumaker performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as injection of drug or substance under skin or into muscle and administration of chemotherapy into vein, 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
Has Dr. Schumaker confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Schumaker. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (865) 934-5800
- Email not available
Practice Locations
1415 OLD WEISGARBER RD STE 200
Knoxville, TN 37909
Procedures Most Often Billed to Medicare
92,038 services · 3,599 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,550 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
805 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
301 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | Treatment | 96367 |
264 |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
18,750 |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
12,000 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
11,880 |
| Injection, ferric derisomaltose, 10 mg | Drug given | J1437 |
3,300 |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
2,506 |
| Injection, ondansetron hydrochloride, per 1 mg | Drug given | J2405 |
1,592 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other hematology/oncology specialists at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 28 related providers in 4 groups
Other hematology/oncology specialists in Knoxville 4
Same specialty, same city.
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at University of Texas Southwestern Medical School at Dallas 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 TN who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.