Mary Purnell Maddock, MD
Anesthesiology Physician · Houston, TX
Mary Purnell Maddock, MD is an anesthesiology physician with a practice address in Houston, Texas, and NPI 1255320149, issued on Oct 14, 2005. Check the license (Texas D5269, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Purnell Maddock
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- D5269 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1315 St Joseph Pkwy, Houston, TX 77002
- Phone
- (713) 659-3284
- Enumerated
- Oct 14, 2005
- Record last updated
- May 5, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 4,635 in Texas → Look up another NPI →
Also registered at 1315 St Joseph Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Purnell Maddock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license D5269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mary Purnell Maddock among 4,635 anesthesiology physician records in Texas
Mary Purnell Maddock, MD is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileNo · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,130 anesthesiology physician records list a practice address in Houston
They are 1,130 of the 61,221 NPPES records with a practice address in Houston, and 4,635 anesthesiology physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,635 in Texas → Every provider in Houston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Vadim Barg, MDHouston, TX 770021669558565
- Long Hwang, M.D.P.A.Houston, TX 770021588664338
- Charles Lee, M.D.Houston, TX 770021225038789
- Thanh Nguyen, M.D.Houston, TX 770021336149244
- Daniel Sykes, MDHouston, TX 770021134118045
- Jan Harland, M.D.Houston, TX 770041225029408
- Linda Hoang, MDHouston, TX 770041902006877
- Mary Jeu, M.D.Houston, TX 770041801887393
Common questions
What is Mary Purnell Maddock, MD's NPI number?
Mary Purnell Maddock, MD's National Provider Identifier (NPI) is 1255320149, issued on Oct 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary Purnell Maddock, MD located?
The NPPES record lists a practice address at 1315 St Joseph Pkwy, Houston, TX, 77002. Phone: (713) 659-3284. Providers update this record themselves, so call before visiting.
How can I verify Mary Purnell Maddock, MD's license?
NPPES lists Texas license number D5269, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.