Sierra Holzum, OTR/L
NPI 1780073999 · Occupational Therapist · Saint Peters, MO
Sierra Holzum, OTR/L is a Occupational Therapist provider in Saint Peters, MO (NPI 1780073999).
Provider details
- NPI number
- 1780073999
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- OT-1425 (HI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
11 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
- 2015-01-12
- Last updated
- 2015-01-12
Frequently asked questions
- What is Sierra Holzum's NPI number?
- Sierra Holzum's National Provider Identifier (NPI) is 1780073999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sierra Holzum's specialty?
- Sierra Holzum is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Sierra Holzum located?
- Sierra Holzum's practice location on file with NPPES is 617 Wyatt Ct, Saint Peters, MO 63376-7175.
- What is Sierra Holzum's phone number?
- The practice phone number listed in the NPPES registry for Sierra Holzum is (314) 210-4003.
- Is Sierra Holzum's NPI active?
- Yes — Sierra Holzum's NPI (1780073999) is active in the NPPES registry as of the last update on 2015-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.