John Matthew Castor, MD - Medicare Gastroenterology in Columbus, OH

John Matthew Castor, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Columbus, Ohio. He went to Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University and graduated in 2005 and has 19 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Ohio Gastroenterology Group, Inc. and his current practice location is 3400 Olentangy River Rd, Columbus, Ohio. You can reach out to his office (for appointments etc.) via phone at (614) 754-5500.

John Matthew Castor is licensed to practice in Ohio (license number 35097145) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1093987257.

Contact Information

John Matthew Castor, MD
3400 Olentangy River Rd,
Columbus, OH 43202-1523
(614) 754-5500
(614) 457-9519



Physician's Profile

Full NameJohn Matthew Castor
GenderMale
SpecialityGastroenterology
Experience19 Years
Location3400 Olentangy River Rd, Columbus, Ohio
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John Matthew Castor attended and graduated from Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University in 2005
  NPI Data:
  • NPI Number: 1093987257
  • Provider Enumeration Date: 03/27/2008
  • Last Update Date: 11/02/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7911175708
  • Enrollment ID: I20110721000670

Medical Identifiers

Medical identifiers for John Matthew Castor such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093987257NPI-NPPES
0054018MedicaidOH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 35097145 (Ohio)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Riverside Methodist HospitalColumbus, OHHospital
Mount Carmel St Ann'sWesterville, OHHospital
Dublin Methodist HospitalDublin, OHHospital
Mount Carmel East & WestColumbus, OHHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ohio Gastroenterology Group, Inc.0143211284101

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Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. John Matthew Castor allows following entities to bill medicare on his behalf.
Entity NameOhiohealth Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578545273
PECOS PAC ID: 6305758426
Enrollment ID: O20031105000532

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Entity NameOhio Gastroenterology Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124197637
PECOS PAC ID: 0143211284
Enrollment ID: O20040519000407

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Entity NameUnion County Physician Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992941108
PECOS PAC ID: 1557419173
Enrollment ID: O20090507000672

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. John Matthew Castor is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
John Matthew Castor, MD
3400 Olentangy River Rd,
Columbus, OH 43202-1523

Ph: (614) 754-5500
John Matthew Castor, MD
3400 Olentangy River Rd,
Columbus, OH 43202-1523

Ph: (614) 754-5500

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Internal Medicine Doctors in Columbus, OH

Sethu M. Madhavan, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 300 W 10th Ave, Columbus, OH 43210
Phone: 614-293-3387    Fax: 614-366-0073
Amrik Singh Khalsa, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 700 Childrens Dr, Columbus, OH 43205
Phone: 614-722-2000    Fax: 614-722-4966
Samuel Y. Han, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 410 W 10th Ave, Columbus, OH 43210
Phone: 614-293-6255    Fax: 614-293-1456
Dr. Ruchi Bhatia, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 3400 Olentangy River Rd, Columbus, OH 43202
Phone: 614-754-5500    Fax: 614-457-9519
Adam T. Ramey, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 410 W 10th Ave, Columbus, OH 43210
Phone: 614-293-7499    Fax: 614-366-2360
Albert J. Cook, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 460 W 10th Ave, Columbus, OH 43210
Phone: 614-293-2957    Fax: 614-685-6533
Walter G. Hanel Iv, MD, PHD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 460 W 10th Ave, Columbus, OH 43210
Phone: 614-293-3196    Fax: 614-293-4812

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