Diane Siemer, OTR
NPI 1962539023 · Pediatric Occupational Therapist · Saint Louis, MO
Diane Siemer, OTR is a Pediatric Occupational Therapist provider in Saint Louis, MO (NPI 1962539023).
Provider details
- NPI number
- 1962539023
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- No
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
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2007-02-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Siemer's NPI number?
- Diane Siemer's National Provider Identifier (NPI) is 1962539023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Siemer's specialty?
- Diane Siemer is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Diane Siemer located?
- Diane Siemer's practice location on file with NPPES is 1170 Timber Run Dr, Saint Louis, MO 63146-4482.
- What is Diane Siemer's phone number?
- The practice phone number listed in the NPPES registry for Diane Siemer is (314) 469-0606.
- Is Diane Siemer's NPI active?
- Yes — Diane Siemer's NPI (1962539023) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.