Cortnie H. Walker, M.D.
Emergency Medicine Physician · Wichita Falls, TX
Cortnie H. Walker, M.D. is an emergency medicine physician with a practice address in Wichita Falls, Texas, and NPI 1043491822, issued on Nov 20, 2007. Check the license (Texas N6783, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cortnie H. Walker
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- N6783 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1600 11TH St, Wichita Falls, TX 76301
- Phone
- (732) 742-1491
- Enumerated
- Nov 20, 2007
- Record last updated
- Dec 4, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101026000476); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 2004
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 1600 11TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chamine Abraham, DOInternal Medicine Physician1194468173
- Daniel Amador, NPAcute Care Nurse Practitioner1063014934
- Pooja Amirneni, MDInternal Medicine Physician1245925379
- Selina Arnold, MSN, AGACNP-BCNurse Practitioner1801691258
- Kanwal Ashraf, M.D.Family Medicine Physician1982388039
- Matthew Baker, R.PH.Pharmacist1043432768
Verify Cortnie H. Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N6783Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average emergency medicine physician in 2024
211 Medicare Part D claims for 144 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 30 claims were for opioids.
Most prescribed
- Ibuprofen27 claims
- Tramadol Hcl-Acetaminophen25 claims
- Ondansetron Odt24 claims
- Cefuroxime21 claims
- Azithromycin11 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.
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 one group practice
- Observation Services OF Wichita Falls LLCWichita Falls, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cortnie H. Walker among 4,885 emergency medicine physician records in Texas
Cortnie H. Walker, M.D. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 59% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2004 · median 2013 among the 2,779 with a school on file
- Record last updated2014 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Texas
There are 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Wichita Falls → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Boyd, MDWichita Falls, TX 763011194342287
- Eric Jackson, D.O.Wichita Falls, TX 763011518042233
- Jordan Memmott, DOWichita Falls, TX 763011942959366
- Rodrigo Menchaca, MDWichita Falls, TX 763011083672927
- Stuart Meyer, M.D.Wichita Falls, TX 763011578521373
- Armando Moreno, M.D.Wichita Falls, TX 763011083672885
- Alan Myers, MDWichita Falls, TX 763011588622450
- Nosakhare Okoro, M.D.Wichita Falls, TX 763011730479981
Common questions
What is Cortnie H. Walker, M.D.'s NPI number?
Cortnie H. Walker, M.D.'s National Provider Identifier (NPI) is 1043491822, issued on Nov 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Cortnie H. Walker, M.D. located?
The NPPES record lists a practice address at 1600 11TH St, Wichita Falls, TX, 76301. Phone: (732) 742-1491. Providers update this record themselves, so call before visiting.
How can I verify Cortnie H. Walker, M.D.'s license?
NPPES lists Texas license number N6783, 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 Cortnie H. Walker, M.D. prescribe under Medicare Part D?
In 2024, Cortnie H. Walker, M.D. had 211 Medicare Part D claims for 144 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Cortnie H. Walker, 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.