Mary K. Dean, M.D.
Radiation Oncology Physician · Houston, TX
Mary K. Dean, M.D. is a radiation oncology physician with a practice address in Houston, Texas, and NPI 1407266745, issued on May 7, 2014. Check the license (Texas S6821, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mary K. Dean
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- S6821 TX
036149573 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2727 W Holcombe Blvd, Houston, TX 77025
- Phone
- (713) 442-0000
- Enumerated
- May 7, 2014
- Record last updated
- Sep 11, 2025
- Medicaid ID
- 416159801 TX
- Medicare enrollment
- Enrolled (PECOS I20190619003061); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 2014
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 449 in Texas → Look up another NPI →
Also registered at 2727 W Holcombe Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary K. Dean in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S6821Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average radiation oncology physician in 2024
28 Medicare Part D claims for 23 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $145.01
1 payment: food and beverage; the largest payer was Iovance Biotherapeutics, 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
- Quincy Physicians And Surgeons Clinic, PLLCQuincy, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary K. Dean among 449 radiation oncology physician records in Texas
Mary K. Dean, M.D. 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 2014, is newer than 75% of them.
- NPI issued2014 · 75% of these records are older, 21% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2014 · median 2004 among the 348 with a school on file
- Record last updated2025 · 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 Houston → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Benjamin Farnia, MDHouston, TX 770251861888224
- Mi Kyung Ko, M.D.Houston, TX 770251184711954
- Jacob Locke, M.D.Houston, TX 770251750303160
- Sanjay Mehta, MDHouston, TX 770251316009806
- Mona Sanghani, M.D.Houston, TX 770251992825079
- Shariq Khwaja, MD., PHD.Houston, TX 770241225337462
- Rosalyn Morrell, MDHouston, TX 770241700871860
- Abhilasha Patel, M.D.Houston, TX 770241649405382
Common questions
What is Mary K. Dean, M.D.'s NPI number?
Mary K. Dean, M.D.'s National Provider Identifier (NPI) is 1407266745, issued on May 7, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mary K. Dean, M.D. located?
The NPPES record lists a practice address at 2727 W Holcombe Blvd, Houston, TX, 77025. Phone: (713) 442-0000. Providers update this record themselves, so call before visiting.
How can I verify Mary K. Dean, M.D.'s license?
NPPES lists Texas license number S6821, 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 Mary K. Dean, M.D. prescribe under Medicare Part D?
In 2024, Mary K. Dean, M.D. had 28 Medicare Part D claims for 23 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.