NPPES file of Aug 9, 2026

Karla Ann Mueller-Schrader, PH.D.

Clinical Neuropsychologist · Sun City, AZ

Karla Ann Mueller-Schrader, PH.D. is a clinical neuropsychologist with a practice address in Sun City, Arizona, and NPI 1821135708, issued on Jan 31, 2007. Check the license (Arizona 3818, as entered in NPPES) with the Arizona board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821135708
Name
Karla Ann Mueller-Schrader
Credential
PH.D.
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
3818 AZ
Self-reported in NPPES; status is on the state search
Practice location
10451 W Palmeras Dr, Sun City, AZ 85373
Phone
(623) 810-5501
Enumerated
Jan 31, 2007
Record last updated
Oct 22, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicaid ID
129354 AZ
Medicare enrollment
Enrolled (PECOS I20260109003752); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical neuropsychologist records → All 137 in Arizona → Look up another NPI →

Also registered at 10451 W Palmeras Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Katherine Burke, PMHNPPsychiatry Physician1578408258
  2. Kelly Cassady, LMFTMarriage & Family Therapist1104101773
  3. Dawna Snider, LACProfessional Counselor1528462512

Verify Karla Ann Mueller-Schrader in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 3818    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

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Karla Ann Mueller-Schrader among 137 clinical neuropsychologist records in Arizona

Karla Ann Mueller-Schrader, PH.D. is one of 137 clinical neuropsychologist records with a practice address in Arizona. 31% 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 2007, is newer than 22% of them.

  • NPI issued2007 · 22% of these records are older, 56% newer
  • In a Medicare fileNo · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 35% of these records are
  • Graduated1990 · median 2009 among the 48 with a school on file
  • Record last updated2009 · 65% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neuropsychologist providers in Arizona

There are 137 clinical neuropsychologist records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 137 in Arizona → Every provider in Sun City → Clinical Neuropsychologist nationwide →

The 8 clinical neuropsychologist records with the nearest ZIP codes

  1. Robin Garrett, PSY.D.Surprise, AZ 853741770959090
  2. Rachel Porter, PSY.D.Surprise, AZ 853741043541485
  3. Amy Serin, PHDPeoria, AZ 853831740459429
  4. Brianne Butcher, PHDAvondale, AZ 853921710262670
  5. Briana Auman, PSY.D.Sun City, AZ 853511437506490
  6. Christine Belden, PSY.D.Sun City, AZ 853511821297367
  7. Ross Davids, PSYDSun City, AZ 853511053008482
  8. Tamara Fisher, PSYDSun City, AZ 853511801401369

Common questions

What is Karla Ann Mueller-Schrader, PH.D.'s NPI number?

Karla Ann Mueller-Schrader, PH.D.'s National Provider Identifier (NPI) is 1821135708, issued on Jan 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karla Ann Mueller-Schrader, PH.D. located?

The NPPES record lists a practice address at 10451 W Palmeras Dr, Sun City, AZ, 85373. Phone: (623) 810-5501. Providers update this record themselves, so call before visiting.

How can I verify Karla Ann Mueller-Schrader, PH.D.'s license?

NPPES lists Arizona license number 3818, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.