Terence Tai Weng Sio, M.D.
Radiation Oncology Physician · Scottsdale, AZ
Terence Tai Weng Sio, M.D. is a radiation oncology physician with a practice address in Scottsdale, Arizona, and NPI 1811200736, issued on Jul 20, 2010. Check the license (Arizona 50233, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Terence Tai Weng Sio
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- 50233 AZ
54601 MN
Q3105 TX
Self-reported in NPPES; status is on the state search - Practice location
- 13400 E Shea Blvd, Scottsdale, AZ 85259
- Phone
- (480) 301-8000
- Enumerated
- Jul 20, 2010
- Record last updated
- Sep 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150713001218); accepts Medicare assignment
- Medical or professional school
- Warren Alpert Medical School Of Brown University, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 156 in Arizona → Look up another NPI →
Also registered at 13400 E Shea Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rawad Abbas, MDNeurological Surgery Physician1255028825
- Abdelmohaymin Abdalla, MDPulmonary Disease Physician1871081505
- Hesham Mubarak Abdalla, M.B.B.S.Internal Medicine Physician1013696111
- Mahmoud Abdelnabi, MDCardiovascular Disease Physician1548934714
- Haidar Abdul-Muhsin, M.B.CH.B.Urology Physician1356755250
- Ali Abdulsahib, MDInfectious Disease Physician1417535030
Verify Terence Tai Weng Sio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 50233Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average radiation oncology physician in 2024
15 Medicare Part D claims for 13 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,915.76
4 payments; by number, the most common kind was food and beverage; the largest payer was Novocure Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mayo Clinic ArizonaScottsdale, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Terence Tai Weng Sio among 156 radiation oncology physician records in Arizona
Terence Tai Weng Sio, M.D. is one of 156 radiation oncology physician records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2010 · median 2003 among the 115 with a school on file
- Record last updated2020 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Arizona
There are 156 radiation oncology physician records in Arizona.
All 156 in Arizona → Every provider in Scottsdale → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Safia Ahmed, MDScottsdale, AZ 852591548609910
- Jonathan Ashman, MDScottsdale, AZ 852591659337566
- Sarah James, M.D.Scottsdale, AZ 852591376809814
- Sameer Keole, MDScottsdale, AZ 852591235194952
- Brady Laughlin, MDScottsdale, AZ 852591326509274
- Lisa McGee, MDScottsdale, AZ 852591770747420
- Jean-Claude Rwigema, MDScottsdale, AZ 852591396039426
- Steven Schild, M.D.Scottsdale, AZ 852591396728820
Common questions
What is Terence Tai Weng Sio, M.D.'s NPI number?
Terence Tai Weng Sio, M.D.'s National Provider Identifier (NPI) is 1811200736, issued on Jul 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Terence Tai Weng Sio, M.D. located?
The NPPES record lists a practice address at 13400 E Shea Blvd, Scottsdale, AZ, 85259. Phone: (480) 301-8000. Providers update this record themselves, so call before visiting.
How can I verify Terence Tai Weng Sio, M.D.'s license?
NPPES lists Arizona license number 50233, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Terence Tai Weng Sio, M.D. prescribe under Medicare Part D?
In 2024, Terence Tai Weng Sio, M.D. had 15 Medicare Part D claims for 13 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Terence Tai Weng Sio, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.