Karla Mueller-Schrader, PH.D.
NPI 1821135708 · Clinical Neuropsychologist · Sun City, AZ
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Mueller-Schrader, PH.D. is a Clinical Neuropsychologist provider in Sun City, AZ (NPI 1821135708).
Provider details
- NPI number
- 1821135708
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 3818 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-31
- Last updated
- 2009-10-22
Frequently asked questions
- What is Karla Mueller-Schrader's NPI number?
- Karla Mueller-Schrader's National Provider Identifier (NPI) is 1821135708, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Mueller-Schrader's specialty?
- Karla Mueller-Schrader is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Karla Mueller-Schrader located?
- Karla Mueller-Schrader's practice location on file with NPPES is 10451 W Palmeras Dr, Sun City, AZ 85373-2011.
- What is Karla Mueller-Schrader's phone number?
- The practice phone number listed in the NPPES registry for Karla Mueller-Schrader is (623) 810-5501.
- Does Karla Mueller-Schrader accept Medicare?
- Karla Mueller-Schrader is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Mueller-Schrader's NPI active?
- Yes — Karla Mueller-Schrader's NPI (1821135708) is active in the NPPES registry as of the last update on 2009-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.