Mark Tenhor, MSOT
NPI 1700929510 · Occupational Therapist · Oak Brook, IL
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Tenhor, MSOT is a Occupational Therapist provider in Oak Brook, IL (NPI 1700929510).
Provider details
- NPI number
- 1700929510
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MSOT
- Sex
- Male
- 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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
511 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 | 409 | $25 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 88 | $22 |
| Evaluation for Occupational Therapy, Typically 30 Minutes97165 | 14 | $107 |
Typical Medicare-allowed amounts for these services range $22–$107 (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
- 2007-02-14
- Last updated
- 2007-07-12
Frequently asked questions
- What is Mark Tenhor's NPI number?
- Mark Tenhor's National Provider Identifier (NPI) is 1700929510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Tenhor's specialty?
- Mark Tenhor is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Tenhor located?
- Mark Tenhor's practice location on file with NPPES is 1600 16th St, Oak Brook, IL 60523-1302.
- What is Mark Tenhor's phone number?
- The practice phone number listed in the NPPES registry for Mark Tenhor is (630) 572-9700.
- Does Mark Tenhor accept Medicare?
- Mark Tenhor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Tenhor's NPI active?
- Yes — Mark Tenhor's NPI (1700929510) is active in the NPPES registry as of the last update on 2007-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.