Marion Callahan
Phlebotomist · Quest Diagnostics
Overview
Experience
About Quest Diagnostics
Professional Overview
Marion Callahan is a Phlebotomist, currently affiliated with Quest Diagnostics, based in Largo, FL. As a phlebotomist, Callahan contributes to patient care, clinical workflows, and healthcare operations in Largo, FL. They have been with Quest Diagnostics for 16 years. Quest Diagnostics operates in the Healthcare Services sector with a workforce of 5000+ employees. Healthcare organizations seeking to recruit phlebotomist professionals can use HealthTal to access direct email addresses and personal phone numbers compiled from public LinkedIn profile data and public licensing data in the NPI registry. Direct outreach to phlebotomist specialists consistently yields higher response rates than passive job board postings, particularly for roles requiring specific clinical credentials or state licensure. The Largo, FL healthcare market offers access to a concentrated pool of clinical professionals, making direct outreach particularly effective for organizations building local care teams or expanding service capacity in the region.
Position in HealthTal Database
- 19,992 healthcare professionals in HealthTal hold the phlebotomist specialty. Marion Callahan is one of them.
- 864 phlebotomists are based in FL (out of 96,788 total healthcare contacts in that state).
- 1,437 contacts at Quest Diagnostics are tracked in HealthTal.
- Top employers of phlebotomists in FL: Quest Diagnostics (89), Oneblood (45), Labcorp (33).
- 1% of phlebotomists in FL hold a senior title (Director, Manager, Chief, VP, etc.).
- 54% of phlebotomists in FL have education credentials on file.
Data refreshed November 2026.
Recruiting phlebotomist
Healthcare professionals with phlebotomist expertise are recruited nationwide. Direct outreach via email and phone produces significantly faster placements than relying on job boards or passive candidates. HealthTal's database provides personal contact data, matched to public licensing data in the NPI registry where the professional holds an NPI.
Browse all phlebotomists →Frequently Asked Questions
Marion Callahan is based in Largo, FL. They are currently affiliated with Quest Diagnostics.
Marion Callahan specializes in phlebotomist. Their current role is Phlebotomist.
Marion Callahan currently works at Quest Diagnostics. They have been there for 16 years.
HealthTal provides direct email address and phone number for Marion Callahan. Subscribe to access full contact details including personal email, direct dial, and LinkedIn profile.
Recruiting phlebotomists typically involves reaching out via direct email or phone. HealthTal's database provides contact data for phlebotomists across all 50 states, allowing you to contact candidates directly without going through job boards.