Nathan Hartzler
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Nathan Hartzler Email & Phone Number

Senior Application Developer at Geisinger at Geisinger
Location: State College, Pennsylvania, United States 4 work roles 1 school
1 work email found @geisinger.org 2 phones found area 570 and 717 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email n****@geisinger.org
Direct phone (570) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Geisinger
Role
Senior Application Developer at Geisinger
Location
State College, Pennsylvania, United States
Company size
15140 employees

Who is Nathan Hartzler? Overview

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Quick answer

Nathan Hartzler is listed as Senior Application Developer at Geisinger at Geisinger, a company with 15140 employees, based in State College, Pennsylvania, United States. AeroLeads shows a work email signal at geisinger.org, phone signal with area code 570, 717, and a matched LinkedIn profile for Nathan Hartzler.

Nathan Hartzler previously worked as Senior Application Developer at Geisinger and Java / Web Developer at United States Postal Service. Nathan Hartzler holds Bachelor Of Science (B.S.), Computer Science And Digital Forensics from Bloomsburg University Of Pennsylvania.

Company email context

Email format at Geisinger

This section adds company-level context without repeating Nathan Hartzler's masked contact details.

{first_initial}{last}@geisinger.org
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AeroLeads found 1 current-domain work email signal for Nathan Hartzler. Compare company email patterns before reaching out.

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Profile bio

About Nathan Hartzler

Experienced Application Developer with a Bachelor of Science (B.S.) focused in Computer Science and Digital Forensics from Bloomsburg University of Pennsylvania.

Listed skills include Websphere Application Server, Java, Microsoft Sql Server, Cache Object Script, and 10 others.

Current workplace

Nathan Hartzler's current company

Company context helps verify the profile and gives searchers a useful next step.

Geisinger
Geisinger
Senior Application Developer at Geisinger
State College, PA, US
Website
geisinger.org
Employees
15140
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Company profile
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4 roles

Nathan Hartzler work experience

A career timeline built from the work history available for this profile.

Role listed

Geisinger

State College, PA, US

Senior Application Developer

Current
Geisinger

Danville, Pa., US

.Net, Apigee, Node, C#, JS, React, HTML, CSS, and ColdFusion development for various applications on the Web Services team

Jun 2019 - Present

Java / Web Developer

United States Postal Service

Washington, D.C., US

Java, JS, HTML, CSS, and UNIX script development for the customer registration applications

Feb 2016 - May 2019

Client / Server Programmer

Geisinger

Danville, Pa., US

Caché, UNIX scripting &.NET development for the Epic (EHR) application.

Jun 2012 - Jan 2016
Team & coworkers

Colleagues at Geisinger

Other employees you can reach at geisinger.org. View company contacts for 15140 employees →

RP Rushi Patel Rushi Patel Colleague at Geisinger Scranton, Pennsylvania, United States, United States View → AB Amy Barner Amy Barner Colleague at Geisinger Danville, Pennsylvania, United States, United States View → DB Danielle Biacchi, Mha Danielle Biacchi, Mha Colleague at Geisinger Berwick, Pennsylvania, United States, United States View → CM Chelsea Mensch Chelsea Mensch Colleague at Geisinger Williamsport, Pennsylvania, United States, United States View → RK Ross Kathleen Ross Kathleen Colleague at Geisinger Danville, Pennsylvania, United States, United States View → DC Darlene Chaykosky, Pharmd., Bcps, Bcccp Darlene Chaykosky, Pharmd., Bcps, Bcccp Colleague at Geisinger United States, United States View → NS Nathan Smith Nathan Smith Colleague at Geisinger Greater Scranton Area, United States View → LM Loretta Myers Loretta Myers Colleague at Geisinger Greater Scranton Area, United States View → MH Mark Hassanzadeh Mark Hassanzadeh Colleague at Geisinger Danville, Pennsylvania, United States, United States View → BF Brenda Folmar Rdms ( Ab, Ob/Gyn, Br), Rvt, Rdcs Brenda Folmar Rdms ( Ab, Ob/Gyn, Br), Rvt, Rdcs Colleague at Geisinger Morrisdale, Pennsylvania, United States, United States View →
1 education record

Nathan Hartzler education

  • Bloomsburg University Of Pennsylvania
    Bloomsburg University Of Pennsylvania
    Computer Science And Digital Forensics
FAQ

Frequently asked questions about Nathan Hartzler

Quick answers generated from the profile data available on this page.

What company does Nathan Hartzler work for?

Nathan Hartzler works for Geisinger.

What is Nathan Hartzler's role at Geisinger?

Nathan Hartzler is listed as Senior Application Developer at Geisinger at Geisinger.

What is Nathan Hartzler's email address?

AeroLeads has found 1 work email signal at @geisinger.org for Nathan Hartzler at Geisinger.

What is Nathan Hartzler's phone number?

AeroLeads has found 2 phone signal(s) with area code 570, 717 for Nathan Hartzler at Geisinger.

Where is Nathan Hartzler based?

Nathan Hartzler is based in State College, Pennsylvania, United States while working with Geisinger.

What companies has Nathan Hartzler worked for?

Nathan Hartzler has worked for Geisinger and United States Postal Service.

Who are Nathan Hartzler's colleagues at Geisinger?

Nathan Hartzler's colleagues at Geisinger include Rushi Patel, Amy Barner, Danielle Biacchi, Mha, Chelsea Mensch, and Ross Kathleen.

How can I contact Nathan Hartzler?

You can use AeroLeads to view verified contact signals for Nathan Hartzler at Geisinger, including work email, phone, and LinkedIn data when available.

What schools did Nathan Hartzler attend?

Nathan Hartzler holds Bachelor Of Science (B.S.), Computer Science And Digital Forensics from Bloomsburg University Of Pennsylvania.

What skills is Nathan Hartzler known for?

Nathan Hartzler is listed with skills including Websphere Application Server, Java, Microsoft Sql Server, Cache Object Script, .Net Core, Web Development, Apigee Api Management, and Coldfusion.

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