Amanda Duimstra, OTR
NPI 1902414550 · Occupational Therapist · Somerset, NJ
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amanda Duimstra, OTR is a Occupational Therapist provider in Somerset, NJ (NPI 1902414550).
Provider details
- NPI number
- 1902414550
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- No
- License
- 46TR00935200 (NJ)
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 tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,049 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 1,020 | $31 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 971 | $22 |
| Evaluation for Occupational Therapy, Typically 45 Minutes97166 | 58 | $109 |
Typical Medicare-allowed amounts for these services range $22–$109 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-07-20
- Last updated
- 2020-08-31
- Certified
- 2020-08-24
Frequently asked questions
- What is Amanda Duimstra's NPI number?
- Amanda Duimstra's National Provider Identifier (NPI) is 1902414550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amanda Duimstra's specialty?
- Amanda Duimstra is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Amanda Duimstra located?
- Amanda Duimstra's practice location on file with NPPES is 2 Worlds Fair Dr, Somerset, NJ 08873-1369.
- What is Amanda Duimstra's phone number?
- The practice phone number listed in the NPPES registry for Amanda Duimstra is (732) 504-3649.
- Does Amanda Duimstra accept Medicare?
- Amanda Duimstra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amanda Duimstra's NPI active?
- Yes — Amanda Duimstra's NPI (1902414550) is active in the NPPES registry as of the last update on 2020-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.