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Edit this profileAt a glance
- 4101 James Casey St, Suite 250, Austin, TX 78745
About Dr. Tweedy
Dennis A. Tweedy, M.D. practices hematology & oncology in Austin, TX. Dennis is a 1979 graduate of University of Virginia School of Medicine. According to Medicare claims data, Dennis cared for 47 Medicare patients across 56 services. The services billed most often include intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session, administration of chemotherapy into vein, 1 hour or less, and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less. The provider's National Provider Identifier (NPI) is 1205874948.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (512) 419-9733
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
4101 JAMES CASEY ST SUITE 250
Austin, TX 78745
Conditions Commonly Evaluated or Treated
Within Hematology and Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Anemia
- Blood clots
- Breast cancer
- Colon cancer
- Iron-deficiency anemia
- Leukemia
- Lung cancer
- Lymphoma
- Prostate cancer
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
- Bleeding Disorders
- Blood Clot in Lung
- Blood Clotting Gene Mutation
- Deep vein thrombosis
- Hemochromatosis
- High Platelet Count
- High White Blood Cell Count
- Low Platelets
- Low White Blood Cell Count
- Thick Blood
- Unexplained Bruising
Blood disorders
- Bone Marrow Scarring
- Hemolytic Anemia in Children
- Pre-Myeloma Protein In Blood
- Vitamin B12 deficiency anemia
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Procedures & services
Biopsies & Diagnostics
Cancer care
Pain & wellness
Most searched procedures
Blood disorder care
Cancer Therapies
Cancer therapy
- Chemo allergy desensitization
- Oral chemotherapy management
- Radiation oncology consultation
- Spinal chemo injection
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
- Bone Strengthening Injections For Cancer
- Pain Management For Cancer
- Red Blood Cell Booster Shot
- White Blood Cell Booster Injection
Supportive cancer care
- Cancer nutrition counseling
- Chemo brain treatment
- Cold cap therapy for hair loss
- Fertility Preservation for Teens Before Cancer Treatment
- Hyperbaric oxygen for radiation damage
- Lymphedema Drainage Therapy
- Palliative cancer care
Surgical & Vascular Access
- Chemo port placement
- Chemo port removal
- Draining lung fluid
- Paracentesis
- PICC line placement coordination
Testing & Genetics
Vascular access care
Procedures Most Often Billed to Medicare
56 services · 47 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
18 | Less often than most peers in Hematology & Oncology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
14 | Less often than most peers in Hematology & Oncology |
| Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | Billing code | G6015 |
24 | Less often than most peers in Hematology & Oncology |
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.
Other cancer specialists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 32 related providers in 4 groups
Other cancer specialists in Austin 8
Same specialty, same city.
Trained at University of Virginia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at University of Virginia School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of chemotherapy into vein, 1 hour or less 8
Providers in TX who bill this service to Medicare most often.
Common questions
What is Dennis A. Tweedy's specialty?
Dennis A. Tweedy is a cancer specialist in Austin, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Where can I find Dennis A. Tweedy?
Dennis A. Tweedy is listed at 4101 James Casey St Suite 250, Austin, TX 78745. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dennis A. Tweedy?
The number on file is (512) 419-9733. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dennis A. Tweedy's NPI number?
Dennis A. Tweedy's National Provider Identifier is 1205874948. 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
What is Dennis A. Tweedy's education?
Dennis A. Tweedy attended University of Virginia School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has Dennis A. Tweedy been practicing?
Dennis A. Tweedy has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What is Dennis A. Tweedy known for?
According to Medicare billing data, Dennis A. Tweedy provides treatments such as administration of chemotherapy into vein, 1 hour or less and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dennis A. Tweedy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dennis A. Tweedy. If this is you, claiming it is free.
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