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Dr. Caleb Kallen, MD
Reproductive Endocrinologist, Obstetrician & Gynecologist
14 years of experience
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (13)

The overall average patient rating of Dr. Caleb Kallen, Reproductive Endocrinologist, Obstetrician & Gynecologist is Excellent. Dr. Kallen has been reviewed by 18 patients who have provided 13 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 4.7
Spends Time with Me 4.9
Follows Up After Visit 4.9

Specialties & Research

Dr. Caleb Kallen, MD, PHD is board certified in Obstetrics & Gynecology and Reproductive Endocrinology.

  • He has special expertise in 8 areas:
  • Female Infertility
  • Fertility
  • In Vitro Fertilization (IVF)
  • Infertility
  • Male Infertility
  • Miscarriage (Spontaneous)
  • Polycystic Ovary Syndrome (PCOS)
  • Premature Ovarian Failure

Education & Awards

Dr. Kallen graduated from University of Pennsylvania , Philadelphia. He has 2 awards.

American Society of Reproductive Medicine
Compassionate Doctor Recognition (2014)


Dr. Kallen has 1 hospital affiliations:

  • Thomas Jefferson University Hospital 


  • French

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Additional Information
Dr. Caleb B Kallen MD and PHD is a male Obstetrician & Gynecologist, has 14 years of experience and practices in Obstetrics & Gynecology and Reproductive Endocrinology.
Where does Dr. Caleb B. Kallen practice?
Dr. Caleb Kallen has 4 office locations.
Dr. Caleb Kallen practices Obstetrics & Gynecology and Reproductive Endocrinology near Philadelphia, PA.
Additional practice locations include: King of Prussia, PA and Willow Grove, PA.
See Philadelphia Obstetricians & Gynecologists.