Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Mark Jay Mullen, MD

Individual provider Internal Medicine Physician · NPI 1679581870

Dr. Mark Jay Mullen, MD is an Internal Medicine in Feasterville Trevose, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 1987, 39 years ago. Practices with Hr Physician Services, a 184-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
39
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
PA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

23 Bustleton Pike Ste 200
Feasterville Trevose, PA 19053-6446
Phone: (215) 464-0770
Fax: (267) 579-0720
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD0402071E (PA)

Record details

NPI number1679581870
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2006
Last updated in NPPESJuly 1, 2021
Certification dateJune 11, 2021
Mailing address1648 Huntingdon Pike, Medical Staff Office 1st Flr, Meadowbrook, PA 19046-8001

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 1987 (39 years in practice)
Group practice Hr Physician Services — 184 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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