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Edit this profileAt a glance
- 15400 National Ave Ste 100, Los Gatos, CA 95032
About Tangel Chang
Tangel Chang practices radiation oncology in Los Gatos, CA. Medicare claims data shows Tangel provided 567 services to 235 patients. The services billed most often include ct guidance for insertion of radiation therapy fields, calculation of radiation therapy dose, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1306194915.
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
- (408) 358-8400
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
15400 NATIONAL AVE STE 100
Los Gatos, CA 95032
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
Bone cancer
- Primary Bone Cancer
Brain tumors
Cancer emergencies
- Blocked Chest Vein
- Spinal Cord Compression From Tumor
Chest cancer
- Mesothelioma
- Thymus tumor
Endocrine cancer
Eye cancer
Eye conditions
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
Skin cancer
Thoracic 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
567 services · 235 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
248 | Less often than most peers in Radiation Oncology |
| Calculation of radiation therapy dose | Imaging | 77300 |
68 | Less often than most peers in Radiation Oncology |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
36 | Less often than most peers in Radiation Oncology |
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
30 | Less often than most peers in Radiation Oncology |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
26 | Less often than most peers in Radiation Oncology |
| Complex radiation therapy planning | Imaging | 77263 |
16 | Less often than most peers in Radiation Oncology |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
15 | Less often than most peers in Radiation Oncology |
| High precision radiation therapy planning | Imaging | 77301 |
14 | Less often than most peers in Radiation Oncology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
63 | More often than most peers in Radiation Oncology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
26 | More often 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.
Other radiation oncologists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ct guidance for insertion of radiation therapy fields 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Tangel Chang's specialty?
Tangel Chang is a radiation oncologist in Los Gatos, 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 Tangel Chang?
Tangel Chang is listed at 15400 National Ave Ste 100, Los Gatos, CA 95032. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Tangel Chang?
The number on file is (408) 358-8400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Tangel Chang?
Tangel Chang's National Provider Identifier is 1306194915. 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 Tangel Chang's education?
Tangel Chang attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Tangel Chang have?
Tangel Chang has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Tangel Chang known for?
According to Medicare billing data, Tangel Chang performs imaging including ct guidance for insertion of radiation therapy fields and calculation of radiation therapy dose, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Tangel Chang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Tangel Chang. If this is you, claiming it is free.
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