Jerry Trefz, OTR/L
NPI 1124805296 · Occupational Therapist · Waverly, IA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jerry Trefz, OTR/L is a Occupational Therapist provider in Waverly, IA (NPI 1124805296).
Provider details
- NPI number
- 1124805296
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Male
- Sole proprietor
- No
- License
- 001822 (IA)
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
2 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
4,016 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 | 2,083 | $21 |
| Therapy Procedure Using Functional Activities97530 | 1,223 | $29 |
| Application of Electrical Stimulation With Therapist Present, Each 15 Minutes97032 | 351 | $10 |
| Electrical Stimulation (unattended), to One Or More Areas for Indication(s) Other Than Wound Care, As Part of a Therapy Plan of CareG0283 | 255 | $8 |
| Training for Self-Care Or Home Management, Each 15 Minutes97535 | 52 | $22 |
| Evaluation for Occupational Therapy, Typically 30 Minutes97165 | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-09-12
- Last updated
- 2023-09-12
- Certified
- 2023-09-12
Frequently asked questions
- What is Jerry Trefz's NPI number?
- Jerry Trefz's National Provider Identifier (NPI) is 1124805296, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jerry Trefz's specialty?
- Jerry Trefz is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Jerry Trefz located?
- Jerry Trefz's practice location on file with NPPES is 217 E Bremer Ave, Waverly, IA 50677-3435.
- What is Jerry Trefz's phone number?
- The practice phone number listed in the NPPES registry for Jerry Trefz is (319) 352-4544.
- Does Jerry Trefz accept Medicare?
- Jerry Trefz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jerry Trefz's NPI active?
- Yes — Jerry Trefz's NPI (1124805296) is active in the NPPES registry as of the last update on 2023-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.