Katherine Goodwin Maddox, MD
Pediatrics Physician · Dallas, TX
Katherine Goodwin Maddox, MD is a pediatrics physician with a practice address in Dallas, Texas, and NPI 1023350857, issued on Mar 19, 2013. Check the license (Texas Q5477, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Katherine Goodwin Maddox
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- Q5477 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5323 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (214) 456-7000
- Enumerated
- Mar 19, 2013
- Record last updated
- Feb 9, 2024
- Fax
- (214) 456-8132
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 5,641 in Texas → Look up another NPI →
Also registered at 5323 Harry Hines Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Goodwin Maddox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q5477Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average pediatrics physician in 2024
20 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
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: $18.50
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Katherine Goodwin Maddox among 5,641 pediatrics physician records in Texas
Katherine Goodwin Maddox, MD is one of 5,641 pediatrics physician records with a practice address in Texas. 47% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 70% of them.
- NPI issued2013 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 47% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2024 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in Texas
There are 5,641 pediatrics physician records in Texas.
All 5,641 in Texas → Every provider in Dallas → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- William Engle, MDDallas, TX 753901861451908
- Vanthaya Gan, MDDallas, TX 753901770542805
- Charles Ginsburg, MDDallas, TX 753901326008087
- Roy Heyne, MDDallas, TX 753901598725152
- Gregory Jackson, MDDallas, TX 753901952361859
- Prameela Karimi, MDDallas, TX 753901417916743
- Michael Lee, MDDallas, TX 753901043270945
- Angela Mix, DODallas, TX 753901235199837
Common questions
What is Katherine Goodwin Maddox, MD's NPI number?
Katherine Goodwin Maddox, MD's National Provider Identifier (NPI) is 1023350857, issued on Mar 19, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Goodwin Maddox, MD located?
The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 456-7000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Goodwin Maddox, MD's license?
NPPES lists Texas license number Q5477, 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 Katherine Goodwin Maddox, MD prescribe under Medicare Part D?
In 2024, Katherine Goodwin Maddox, MD had 20 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.