Our team works with you every step of the way, from consultation and diagnosis to treatment and recovery.

Our Physicians


We are located at
Oxford Valley Medical Plaza
240 Middletown Blvd., Ste 205
Langhorne, PA 19047

Find us on Google Maps


Monday – Friday:
8:00 AM – 4:00 PM
Closed Saturdays & Sundays
(Physician on call 24/7)

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Patient support

A list of websites with information about blood diseases, cancer, and related disorders.

Useful Links

Advanced Medicine. Compassionate Care.

Serving Langhorne, Pennsylvania and surrounding areas; we specialize in Hematology/Oncology.

Welcome to Regional Hematology Oncology Associates, PC. Home of Dr. Carlin McLaughlin, Dr. V. Rajagopalan, Dr. John Youssef, Dr. Youval Katz, Dr. Marilyn Heine and Stacy Moore, Nurse Practitioner. Located in Langhorne, PA we are a community based practice dedicated to the diagnosis and treatment of cancer and blood-related disorders.

We offer a variety of advanced diagnosis and treatment options including genomic testing, clinical trial referrals, chemotherapy, immunotherapy, targeted therapy, hormone therapy, and care of blood-related disorders – all tailored to the patient’s needs.

Our board certified physicians, specially trained nurses, and proficient support team are committed to ensure the best experience for each of our patients.

About Us
open quoteIf you are looking for doctors whose medical knowledge is encyclopedic and take the time to be caring while maintaining a very efficient office, then this is somewhere you should definitely consider visiting.end quote
– Sandy, 58
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