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Edit this profileAt a glance
- 14662 Newport Ave, Tustin, CA 92780
About Dr. Roy
Based in Tustin, CA, Tapan Roy, M.D. is listed in the NPI registry under radiation oncology. According to Medicare claims data, Tapan cared for 451 Medicare patients across 534 services. The services billed most often include high dose rate electronic brachytherapy, external, use of externally generated heat to increase temperature of cancer cell, heating to depths 4.0 cm or less, and obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved. NPI 1205831922 identifies this record in the national registry.
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
- (714) 573-9500
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
14662 NEWPORT AVE
Tustin, CA 92780
Conditions Commonly Evaluated or Treated
Within Radiation 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
Cancer care
Most searched conditions
- Brain tumors
- Breast cancer
- Prostate cancer
Benign condition
Blood and lymph cancer
- Lymphoma
Bone cancer
- Primary Bone Cancer
Brain tumors
- Acoustic Neuroma
- Brain Tumor Symptoms
- Pituitary Tumor
Cancer emergencies
- Blocked Chest Vein
- Spinal Cord Compression From Tumor
Chest cancer
- Mesothelioma
- Thymus tumor
Endocrine cancer
Eye cancer
- Melanoma of the eye
Eye conditions
- Thyroid eye disease
Foot conditions
Gastrointestinal cancer
- Anal cancer
- Bile duct cancer
- Colon cancer
- Esophageal cancer
- Gallbladder cancer
- Liver cancer
- Pancreatic cancer
- Stomach cancer
Gynecologic cancer
- Cervical cancer
- Endometrial cancer
- Ovarian cancer
- Vaginal Cancer
- Vulvar cancer
Head & neck cancer
- Nose and Sinus Cancer
- Parotid gland tumor
Head and neck cancer
- Head and neck cancer
- Laryngeal cancer
- Oral cavity cancer
Metastatic cancer
- Cancer spread to bones
- Cancer spread to spine
- Severe back pain
Neurologic condition
Orthopedic conditions
- Abnormal Bone Growth After Surgery
Sarcoma
- Soft-tissue sarcoma
Skin cancer
Thoracic cancer
- Lung cancer
Urologic cancer
- Bladder cancer
- Kidney cancer
- Penile Cancer
- Testicular cancer
Vascular conditions
- Brain Vascular Malformation
Procedures & services
Most searched procedures
- Brachytherapy
- CyberKnife
- Gamma Knife
- Proton therapy
- Radiation therapy
Advanced radiation
- MRI-Guided Radiation Therapy
Benign treatment
- Keloid scar radiation
Brain radiation
- Whole Brain Radiation
Cancer treatment
- Post-Surgery Radiation Therapy
- Pre-Surgery Radiation Therapy
Central nervous system
- Brain and Spinal Cord Radiation
Consultation
- Cancer radiation second opinion
- Radiation oncology consultation
External radiation
- Electron beam therapy
- Image-guided radiation (IGRT)
- IMRT (Targeted intensity radiation)
- RapidArc / VMAT radiation
- Total body irradiation (TBI)
Eye cancer treatment
- Eye Plaque Radiation Therapy
Follow-up care
- Radiation skin care and follow-up visit
Heart treatments
- Heart Arrhythmia Radiation Therapy
Internal radiation
- High-Dose Rate (HDR) Radiation Implants
Pain and symptom relief
- Palliative radiation for bone pain
Particle therapy
- Heavy Ion Radiation Therapy
Precision radiation
- Adaptive radiation therapy
- Heart-sparing breath hold radiation (DIBH)
- Spine radiosurgery
- Stereotactic body radiation (SBRT)
- Stereotactic radiosurgery (SRS)
- Tattoo-free radiation
Prostate cancer treatment
- Prostate Radioactive Seed Implants
Prostate protection
- SpaceOAR Hydrogel Injection
Radiation therapy
- Radiation Boost
Skin cancer treatment
- Superficial Radiation Therapy (SRT)
Skin lymphoma treatment
- Total Skin Electron Radiation
Specialized radiation
- Heat therapy for cancer (Hyperthermia)
- Intraoperative radiation (IORT)
Targeted isotopes
- Pluvicto infusion
- Radioactive Iodine Treatment
- Xofigo injection
- Y-90 radioembolization
Targeted radiation drugs
- Lutathera Infusion
Treatment planning
- 4D CT Motion Scan
- Breathing-synchronized radiation (Respiratory gating)
- CT simulation scan
- Custom radiation mask fitting
- Gold marker placement (Fiducials)
- MRI Simulation Scan
- PET-CT Simulation Scan
- Radiation Therapy Alignment Tattoos
Procedures Most Often Billed to Medicare
534 services · 451 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Use of externally generated heat to increase temperature of cancer cell, heating to depths 4.0 cm or less | Imaging | 77600 |
128 | Too few peers to compare |
| Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | Imaging | 77290 |
105 | More than most peers in Radiation Oncology |
| High dose rate electronic brachytherapy, external | 0394T |
171 | Too few peers to compare | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
75 | More often than most peers in Radiation Oncology |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
55 | More than most peers in Radiation 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.
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 radiation oncologists in Tustin 2
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 10 related providers in 2 groups
Class of 1974 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Use of externally generated heat to increase temperature of cancer cell, heating to depths 4.0 cm or less 2
Providers in CA who bill this service to Medicare most often.
Common questions
What is Tapan Roy's specialty?
Tapan Roy is a radiation oncologist in Tustin, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
Where can I find Tapan Roy?
Tapan Roy is listed at 14662 Newport Ave, Tustin, CA 92780. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Tapan Roy?
The number on file is (714) 573-9500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Tapan Roy's NPI number?
Tapan Roy's National Provider Identifier is 1205831922. 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 Tapan Roy's education?
Tapan Roy attended Other, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
How long has Tapan Roy been practicing?
Tapan Roy has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
What is Tapan Roy known for?
According to Medicare billing data, Tapan Roy performs imaging including use of externally generated heat to increase temperature of cancer cell, heating to depths 4.0 cm or less and obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Tapan Roy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Tapan Roy. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.