Melissa O'Toole, M.D.
Diagnostic Radiology Physician · Houston, TX
Melissa O'Toole, M.D. is a diagnostic radiology physician with a practice address in Houston, Texas, and NPI 1205838810, issued on Aug 12, 2005. Check the license (Texas K3621, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Melissa O'Toole
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- K3621 TX
Self-reported in NPPES; status is on the state search - Practice location
- 17080 Red Oak Dr, Houston, TX 77090
- Phone
- (281) 880-6991
- Enumerated
- Aug 12, 2005
- Record last updated
- Mar 19, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040226001184); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At Houston, 1996
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 3,124 in Texas → Look up another NPI →
Also registered at 17080 Red Oak Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Louis Bujnoch, M.D.Nuclear Radiology Physician1538161138
- Kimberlee Goodwin, CRNACertified Registered Nurse Anesthetist1447421326
- Nadia Hernandez, M.D.Anesthesiology Physician1093949489
- Mary Ice, M.D.Diagnostic Radiology Physician1235117680
- Elizabeth LakeyStudent in an Organized Health Care Education/Training Program1033466057
- Tommy Polk, M.D.Anesthesiology Physician1437138708
Verify Melissa O'Toole in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K3621Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Rose Imaging Specialists PAHouston, TX
- Singleton Associates PAHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa O'Toole among 3,124 diagnostic radiology physician records in Texas
Melissa O'Toole, M.D. is one of 3,124 diagnostic radiology physician records with a practice address in Texas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1996 · median 2003 among the 2,277 with a school on file
- Record last updated2009 · 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 2085R0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
823 diagnostic radiology physician records list a practice address in Houston
They are 823 of the 61,221 NPPES records with a practice address in Houston, and 3,124 diagnostic radiology physician records in Texas.
All 3,124 in Texas → Every provider in Houston → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Girish Agrawal, M.D.Houston, TX 770901285612572
- Larry Grissom, M.D.Houston, TX 770901164400644
- Mary Ice, M.D.Houston, TX 770901235117680
- Philip Katz, M.D.Houston, TX 770901316925894
- Hai Nguyen, M.D.Houston, TX 770901760460059
- Ralph Norton, M.D.Houston, TX 770901821076209
- David Olifant, M.D.Houston, TX 770901619955093
- Dang Pham, M.D.Houston, TX 770901104807528
Common questions
What is Melissa O'Toole, M.D.'s NPI number?
Melissa O'Toole, M.D.'s National Provider Identifier (NPI) is 1205838810, issued on Aug 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Melissa O'Toole, M.D. located?
The NPPES record lists a practice address at 17080 Red Oak Dr, Houston, TX, 77090. Phone: (281) 880-6991. Providers update this record themselves, so call before visiting.
How can I verify Melissa O'Toole, M.D.'s license?
NPPES lists Texas license number K3621, 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.
What is Melissa O'Toole, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.