What departments does Ascension St. John have?

Ascension St. John has employees across 14 departments including Operations, Quality Assurance, Finance, Support, Healthcare Services.

What is the largest department at Ascension St. John?

The largest department at Ascension St. John is Healthcare Services with 4 employees.

Where are Ascension St. John employees located globally?

Ascension St. John has employees across 2 continents and 4 countries including Italy, United Kingdom Of Great Britain And Northern Ireland, United States Of America, Canada.

How has Ascension St. John's team size changed over time?

Ascension St. John's team has decreased from approximately 1.8K to 549 employees based on available data.

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Ascension St. John Employee Directory

Hospitals and Health CareOklahoma, United States501-1000 Employees

St. John Health System, based in Tulsa, Oklahoma, is a hospital and health care provider with a long regional presence. It operates within the Ascension St. John network, overseeing seven hospitals and more than 80 clinics and facilities across northeastern Oklahoma and southeastern Kansas. The organization employs thousands of associates across these communities.

It delivers care through its network of hospitals and clinics, serving patients across its regional footprint. In 2016, the system introduced OnDemand virtual doctor visits to expand access to care. The organization focuses on meeting diverse health needs across northeastern Oklahoma and southeastern Kansas.

Ascension St. John Global Highlights

North America
838

United States Of America
836
Canada
2

Europe
2

Italy
1
United Kingdom Of Great Britain And Northern Ireland
1

Ascension St. John's Leadership

L. L.
Chief Advocacy Officer
Mobile Phone
Email
R. T. B.
Chief Mission Integration Officer
Mobile Phone
Email
C. M.
Chief Operating Officer
Mobile Phone
Email
L. M.
Chief Nursing And Quality Officer
Mobile Phone
Email
S. K.
President
Mobile Phone
Email
R. R.
Partner
Mobile Phone
Email
S. C.
Owner
Mobile Phone
Email
R. D.
Director Of Risk Management
Mobile Phone
Email

Ascension St. John Employee Metrics

100%

50%

2026

2025

Healthcare Services
Information Technology
Analytics
Pharmaceuticals
Administrative
Other
Operations
Community & Social Services
Education
Business

Contact profiles from Ascension St. John

Name

Title

Contact

Location

Last Update

D. D.
Director Of Decision Support
Mobile Phone
Email
Jul 13, 2026
F.
Nurse Director
Mobile Phone
Email
Oct 18, 2024
J. H.
Assistant Director Of Culinary Services
Mobile Phone
Email
Oct 18, 2024
J. J.
Director Of Pulmonary, Neurodiagnostics, Sleep Disorders, And Cardiopulmonary Rehab
Mobile Phone
Email
Oct 17, 2024
M. R.
Clinical Director Of Er
Mobile Phone
Email
Oct 23, 2024
V. V.
Infection Control Director
Mobile Phone
Email
Jul 13, 2026
D. G.
Director Of Imaging Services
Mobile Phone
Email
Aug 02, 2026
K. N.
Trauma Program Manager
Mobile Phone
Email
Jun 27, 2026
C. B.
Manager Of Credentialing
Mobile Phone
Email
Jun 28, 2026
K. A. L.
Lead Social Worker
Mobile Phone
Email
Jun 29, 2026

Frequently Asked Questions

What is Ascension St. John known for?

Ascension St. John was founded in 1926 operates in the Hospitals and Health Care industry; you can contact the main corporate office by phone at

+1-918-333-****

. Explore Ascension St. John's company overview page for more information.

What is Ascension St. John's most common email format?

Ascension St. John employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Ascension St. John email formats with LeadIQ.

How many employees does Ascension St. John have currently?

Ascension St. John has approximately 835 employees as of August 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Ascension St. John's key employees and leadership?

As of August 2026, Ascension St. John's key employees include:

Chief Advocacy Officer: L. L.
Chief Mission Integration Officer: R. T. B.
Chief Operating Officer: C. M.
Chief Nursing And Quality Officer: L. M.
President: S. K.

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Ascension St. John Employee Directory

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