Madison Markstrom, MSOT, OTR/L
NPI 1396631529 · Occupational Therapist · San Dimas, CA
Madison Markstrom, MSOT, OTR/L is a Occupational Therapist provider in San Dimas, CA (NPI 1396631529).
Provider details
- NPI number
- 1396631529
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MSOT, OTR/L
- 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
1 yr 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
- 2025-06-16
- Last updated
- 2025-06-16
- Certified
- 2025-06-15
Frequently asked questions
- What is Madison Markstrom's NPI number?
- Madison Markstrom's National Provider Identifier (NPI) is 1396631529, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Markstrom's specialty?
- Madison Markstrom is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Madison Markstrom located?
- Madison Markstrom's practice location on file with NPPES is 221 N San Dimas Ave # 219, San Dimas, CA 91773-2664.
- What is Madison Markstrom's phone number?
- The practice phone number listed in the NPPES registry for Madison Markstrom is (909) 519-8912.
- Is Madison Markstrom's NPI active?
- Yes — Madison Markstrom's NPI (1396631529) is active in the NPPES registry as of the last update on 2025-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.