Marianne Pierce, OTR
NPI 1811495864 · Occupational Therapist · Sun City, AZ
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marianne Pierce, OTR is a Occupational Therapist provider in Sun City, AZ (NPI 1811495864).
Provider details
- NPI number
- 1811495864
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0208 (AZ)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-01-24
- Last updated
- 2018-01-24
Frequently asked questions
- What is Marianne Pierce's NPI number?
- Marianne Pierce's National Provider Identifier (NPI) is 1811495864, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Pierce's specialty?
- Marianne Pierce is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marianne Pierce located?
- Marianne Pierce's practice location on file with NPPES is 10503 W Thunderbird Blvd Ste 263a, Sun City, AZ 85351-3048.
- What is Marianne Pierce's phone number?
- The practice phone number listed in the NPPES registry for Marianne Pierce is (623) 832-5349.
- Does Marianne Pierce accept Medicare?
- Marianne Pierce is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marianne Pierce's NPI active?
- Yes — Marianne Pierce's NPI (1811495864) is active in the NPPES registry as of the last update on 2018-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.