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Katie Mastoris

Internal Medicine Resident

Internal Medicine Philadelphia, PA Lehigh Valley Health Network

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Reveal Contact Info

Overview

Level

Staff

Function

Healthcare

Tenure

13 years at Lehigh Valley Health Network

Gender

Female

Connections

106

Position in HealthTal Database

4,496 healthcare professionals in HealthTal hold the Internal Medicine specialty. Katie Mastoris is one of them.
151 Internal Medicine physicians are based in PA (out of 65,783 total healthcare contacts in that state).
1,552 contacts at Lehigh Valley Health Network are tracked in HealthTal.
Typical Internal Medicine compensation in PA: $176,000 – $343,000 (median $235,000). Source: BLS OEWS adjusted for state cost of labor.
Top employers of Internal Medicine physicians in PA: Upmc (14), Penn Medicine University Of Pennsylvania Health System (10), Lehigh Valley Health Network (9).
79% of Internal Medicine physicians in PA have verified education credentials on file.

Data refreshed June 2026.

Public records & verifications

Verify against the NPPES Provider Registry (HHS / CMS). Search NPPES →
Professional LinkedIn profile on file (subscribers only).
Data aggregated from public licensure databases, LinkedIn, and verified employer records. Cross-check via the registry link above.

Education

Philadelphia College Of Osteopathic Medicine

2013

Ursinus College

Bachelors

2009

Skills

Cpr Certified Medicine Prevention Nutrition Surgery Treatment Hospitals Medical Education

About Lehigh Valley Health Network

Industry

Hospitals & Physicians Clinics

Employees

5000+

Revenue

$1B+

Website

lvhn.org

Office Location

1200 S Cedar Crest Blvd, Allentown, PA

Professional Overview

Katie Mastoris is a Internal Medicine Resident, currently affiliated with Lehigh Valley Health Network, based in Philadelphia, PA. As a internal medicine, Mastoris contributes to patient care, clinical workflows, and healthcare operations in Philadelphia, PA. They have been with Lehigh Valley Health Network for 13 years. Mastoris holds academic credentials, including Bachelors, from Philadelphia College Of Osteopathic Medicine and Ursinus College. Core competencies include Cpr Certified, Medicine, Prevention, Nutrition, Surgery. Lehigh Valley Health Network operates in the Hospitals & Physicians Clinics sector with a workforce of 5000+ employees. Healthcare organizations seeking to recruit internal medicine professionals can use HealthTal to access verified direct email addresses and personal phone numbers sourced from NPI records and professional licensing databases. Direct outreach to internal medicine specialists consistently yields higher response rates than passive job board postings, particularly for roles requiring specific clinical credentials or state licensure. The Philadelphia, PA 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.

Recruiting Internal Medicine

Healthcare professionals with Internal Medicine expertise are recruited nationwide. Direct outreach via verified email and phone produces significantly faster placements than relying on job boards or passive candidates. HealthTal's database provides personal contact data verified against NPI and state licensing records.

Browse all Internal Medicine physicians →

Frequently Asked Questions

Where is Katie Mastoris located?

Katie Mastoris is based in Philadelphia, PA. They are currently affiliated with Lehigh Valley Health Network.

What is Katie Mastoris's specialty?

Katie Mastoris specializes in Internal Medicine. Their current role is Internal Medicine Resident.

Where does Katie Mastoris currently work?

Katie Mastoris currently works at Lehigh Valley Health Network. They have been there for 13 years.

What is Katie Mastoris's educational background?

Katie Mastoris attended Philadelphia College Of Osteopathic Medicine and Ursinus College.

How do I contact Katie Mastoris for recruiting?

HealthTal provides verified direct email address and phone number for Katie Mastoris. Subscribe to access full contact details including personal email, direct dial, and LinkedIn profile.

How do I recruit a Internal Medicine physician?

Recruiting internal medicine physicians typically involves reaching out via direct email or phone. HealthTal's database provides verified contact data for internal medicine physicians across all 50 states, allowing you to contact candidates directly without going through job boards.

What is the average salary for a Internal Medicine physician in PA?

Internal Medicine physicians in PA typically earn $176,000 to $343,000 annually, with a median of $235,000. Figures derive from BLS OEWS data, adjusted for state cost of labor. Senior-titled roles (Director, Manager, Chief) and high-acuity practice settings push the upper end.