Karen Kay Brewer-Mixon, PHD
Clinical Neuropsychologist · Dallas, TX
Karen Kay Brewer-Mixon, PHD is a clinical neuropsychologist with a practice address in Dallas, Texas, and NPI 1932161726, issued on Apr 5, 2006. Check the license (Texas 25376, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Kay Brewer-Mixon
- Credential
- PHD
- Primary taxonomy
- Clinical Neuropsychologist 103G00000X
- License number
- 25376 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5323 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (214) 645-0624
- Enumerated
- Apr 5, 2006
- Record last updated
- Oct 10, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (214) 645-0078
- Medicaid ID
- 030396802 TX
- Medicare enrollment
- Enrolled (PECOS I20250625000011); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical neuropsychologist records → All 388 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.
- Ali Abbas, MDStudent in an Organized Health Care Education/Training Program1447822507
- Laila Abbas, MDStudent in an Organized Health Care Education/Training Program1861132524
- Eileen Abbasi, CRNACertified Registered Nurse Anesthetist1588918981
- Mina Abbassi-Ghanavati, MDObstetrics & Gynecology Physician1154509610
- Abier Abdelnaby, M.D.Colon & Rectal Surgery Physician1831312503
- Ahmed AbdiStudent in an Organized Health Care Education/Training Program1952095184
Verify Karen Kay Brewer-Mixon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 25376Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Kay Brewer-Mixon among 388 clinical neuropsychologist records in Texas
Karen Kay Brewer-Mixon, PHD is one of 388 clinical neuropsychologist records with a practice address in Texas. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 71% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1994 · median 2011 among the 154 with a school on file
- Record last updated2012 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Neuropsychologist providers in Texas
There are 388 clinical neuropsychologist records in Texas.
All 388 in Texas → Every provider in Dallas → Clinical Neuropsychologist nationwide →
The 8 clinical neuropsychologist records with the nearest ZIP codes
- Colin Cullum, PHDDallas, TX 753901750343836
- Nyaz Didehbani, PH.D.Dallas, TX 753901174705743
- Veronica Edgar, PH.D.Dallas, TX 753901760790216
- Aleksandra Foxwell, PHDDallas, TX 753901891124269
- Charlotte Haley, PHDDallas, TX 753901407121643
- Jessica Holster, PH.D.Dallas, TX 753901790046274
- Laura Lacritz, PHD ABPPDallas, TX 753901427015791
- Christian Lobue, PHDDallas, TX 753901194212712
Common questions
What is Karen Kay Brewer-Mixon, PHD's NPI number?
Karen Kay Brewer-Mixon, PHD's National Provider Identifier (NPI) is 1932161726, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Kay Brewer-Mixon, PHD located?
The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 645-0624. Providers update this record themselves, so call before visiting.
How can I verify Karen Kay Brewer-Mixon, PHD's license?
NPPES lists Texas license number 25376, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
What is Karen Kay Brewer-Mixon, PHD's MIPS final score?
The 2023 MIPS final score is 74.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.