Shannon Douglass Cox, MD
Radiation Oncology Physician · Austin, TX
Shannon Douglass Cox, MD is a radiation oncology physician with a practice address in Austin, Texas, and NPI 1386614022, issued on Jan 25, 2006. Check the license (Texas G3254, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Shannon Douglass Cox
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- G3254 TX
Self-reported in NPPES; status is on the state search - Practice location
- 11111 Research Blvd LL, Austin, TX 78759
- Phone
- (512) 334-5201
- Enumerated
- Jan 25, 2006
- Record last updated
- Oct 9, 2024
- Fax
- (512) 623-5290
- Medicaid ID
- 137104912 TX
- Medicare enrollment
- Enrolled (PECOS I20090730000234); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1982
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 449 in Texas → Look up another NPI →
Verify Shannon Douglass Cox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license G3254Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average radiation oncology physician in 2024
312 Medicare Part D claims for 80 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 57 claims were for opioids.
Most prescribed
- Tamsulosin Hcl115 claims
- Hydrocodone-Acetaminophen32 claims
- Methylprednisolone18 claims
- Tramadol Hcl14 claims
- Gabapentin13 claims
- Zolpidem Tartrate12 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.
Bills Medicare through one group practice
- Texas Cancer InstituteAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shannon Douglass Cox among 449 radiation oncology physician records in Texas
Shannon Douglass Cox, MD is one of 449 radiation oncology physician records with a practice address in Texas. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 52% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated1982 · median 2004 among the 348 with a school on file
- Record last updated2024 · 61% 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 Texas 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 Texas
There are 449 radiation oncology physician records in Texas.
All 449 in Texas → Every provider in Austin → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Ahmad Ghafoori, M.D.Austin, TX 787591134392152
- Joshua Kovoor, MDAustin, TX 787591548897705
- Kirsten Warhoe, MDAustin, TX 787591407826605
- George Brown, MDAustin, TX 787581104897271
- John Wilbanks, MDAustin, TX 787581194795831
- Ryan Tierney, M.D.Austin, TX 787451154416923
- Catherine Wu, MDAustin, TX 787451013931716
- Carl Nuesch, MDAustin, TX 787311659318095
Common questions
What is Shannon Douglass Cox, MD's NPI number?
Shannon Douglass Cox, MD's National Provider Identifier (NPI) is 1386614022, issued on Jan 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Shannon Douglass Cox, MD located?
The NPPES record lists a practice address at 11111 Research Blvd LL, Austin, TX, 78759. Phone: (512) 334-5201. Providers update this record themselves, so call before visiting.
How can I verify Shannon Douglass Cox, MD's license?
NPPES lists Texas license number G3254, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Shannon Douglass Cox, MD prescribe under Medicare Part D?
In 2024, Shannon Douglass Cox, MD had 312 Medicare Part D claims for 80 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.