OrganizationActive
Occupational Health Systems, Inc
NPI 1104971936 · Clinic/Center · Knoxville, TN
Occupational Health Systems, Inc is a Clinic/Center organization in Knoxville, TN (NPI 1104971936).
Provider details
- NPI number
- 1104971936
- Entity type
- Organization
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- John Mcelligott, Medical Director(865) 558-3038
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(90/100 index)
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
100% 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
9135 Middlebrook Pike
Knoxville, TN 37923-1425
Phone: (865) 558-3038
Fax: (865) 558-3515
Street-level locationGet directions
Mailing address
Po Box 51525
Knoxville, TN 37950-1525
Other names (DBA / former)
- Other name
- Ohs West
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2020-08-22
Frequently asked questions
- What is Occupational Health Systems, Inc's NPI number?
- Occupational Health Systems, Inc's National Provider Identifier (NPI) is 1104971936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Occupational Health Systems, Inc?
- Occupational Health Systems, Inc is classified in the NPPES registry as Clinic/Center (Ambulatory Health Care Facilities).
- Where is Occupational Health Systems, Inc located?
- Occupational Health Systems, Inc's practice location on file with NPPES is 9135 Middlebrook Pike, Knoxville, TN 37923-1425.
- What is Occupational Health Systems, Inc's phone number?
- The practice phone number listed in the NPPES registry for Occupational Health Systems, Inc is (865) 558-3038.
- Who is the authorized official for Occupational Health Systems, Inc?
- The authorized official listed on Occupational Health Systems, Inc's NPPES record is John Mcelligott, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Occupational Health Systems, Inc's NPI active?
- Yes — Occupational Health Systems, Inc's NPI (1104971936) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.