OVERVIEW

Dr. Callahan is originally from York, Pennsylvania, and attended Ursinus College, graduating in 1983 with a B.S. in biology. Upon graduating. he was commissioned a lieutenant in the United States Marine Corps and served on active duty from 1983 to 1986.

EDUCATION AND TRAINING

Residency
Lankenau Medical Center
Medical School
Philadelphia College Of Osteopathic Medicine
Graduated 1991

RATINGS AND REVIEWS

OVERALL RATING
PHYSICIAN RATING
Explains conditions and treatments
Takes time to answer my questions
Provides follow-up as needed
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OFFICE LOCATION RATING
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325 Central Ave Ste 200, Malvern, PA, 19355
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Average office wait time
Office cleanliness
Courteous staff
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Main Line Gastroenterology
325 Central Ave Ste 200
Malvern, PA, 19355

INSURANCE PLANS ACCEPTED (62)

Please verify insurance information directly with your doctor’s office as it may change frequently.
  • UHC Choice Plus POS
  • CIGNA HMO
  • First Health PPO
  • UHC Navigate POS
  • Highmark PPOBlue
  • Multiplan PPO
  • Amerihealth Regional Pref Ntwk HMO HMO + POS
  • Aetna Choice POS II
  • PHCS PPO
  • CIGNA PPO
  • Highmark Comprehensive Care Blue PPO 1500 MRF
  • Aetna Signature Administrators PPO
  • Highmark Community Blue Flex EPO
  • Highmark Community Blue PPO
  • Amerihealth Regional Pref Ntwk EPO POS + PPO
  • Highmark Shared Cost Blue PPO 6000 MRF
  • IBC Personal Choice PPO
  • Highmark Blue Cross Blue Shield Shared Cost 1500, a Multi-State Plan
  • Highmark Comprehensive Care Flex Blue PPO 500 MRF
  • UHC Options PPO
  • Humana ChoiceCare Network PPO
  • Aetna Select
  • Aetna Managed Choice POS Open Access
  • Coventry HealthAmerica PPO
  • CIGNA Open Access Plus
  • Highmark Alliance Flex Blue
  • UHC Navigate HMO
  • Coventry HealthAmerica HMO
  • Aetna HMO
  • IBC Keystone HMO POS
  • Oxford Freedom
  • Highmark Health Savings Blue PPO 1400 MRF
  • Humana Choice POS
  • BCBS Blue Card PPO
  • UHC Compass HMO
  • Capital BC PPO
  • Coventry DE PPO
  • Oxford Liberty
  • Harvard Pilgrim PPO
  • UPMC PPO
  • Geisinger Health Plan
  • CareFirst BluePreferred PPO
  • Capital BC Keystone Health Plan Central HMO
  • CareFirst BlueChoice Advantage
  • CareFirst Maryland POS
  • UPMC Premium Network Plans
  • AmeriHealth HMO, POS, DPOS
  • BCBS PPO
  • Aexcel PPO
  • Community Blue PPO
  • Geisinger Choice with No Referral
  • Geisinger place All-Access HMO
  • Geisinger place All-Access PPO
  • Geisinger place Premier HMO
  • Keystone HMO Proactive
  • MD IPA/Optimum Choice HMO/Preferred POS
  • MEDICA CHOICE WITH UNITEDHEALTHC
  • MVP EPO/PPO
  • MVP Liberty EPO/PPO
  • Personal Choice EPO
  • UHC NAVIGATE PLUS POS
  • UPMC Tower Health

LOCATIONS

Main Line Gastroenterology Associates Pc
325 Central Ave Ste 200
Malvern,PA,19355
  • Accepting New Patients
  • Medicaid Accepted
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
  • Accepting New Patients
  • Medicaid Accepted
2050 W Chester Pike Ste 200
Havertown,PA,19083
  • Accepting New Patients
  • Medicare Accepted
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed
  • Accepting New Patients
  • Medicare Accepted

HOSPITAL AFFILIATIONS

  • Bryn Mawr Hospital
  • Lankenau Medical Center
  • Paoli Hospital

OTHER PROVIDERS AT THIS PRACTICE

Dr. Richard Dean Tolin, MD
Gastroenterology, Internal Medicine
49 Years Experience
3
Dr. Keith J Laskin, MD
Gastroenterology, Internal Medicine
37 Years Experience
21