Dr Gerald Bertiger, MD - Medicare Gastroenterology in Ephrata, PA

Dr Gerald Bertiger, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Ephrata, Pennsylvania. He graduated from medical school in 1979 and has 46 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Wellspan Medical Group and his current practice location is 4150 Barrett Blvd Ste 200, Ephrata, Pennsylvania. You can reach out to his office (for appointments etc.) via phone at (717) 738-5648.

Dr Gerald Bertiger is licensed to practice in Pennsylvania (license number MD027161E) 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 1265470140.

Contact Information

Dr Gerald Bertiger, MD
4150 Barrett Blvd Ste 200,
Ephrata, PA 17522-8979
(717) 738-5648
(717) 327-4014

Map and Direction




Physician's Profile

Full NameDr Gerald Bertiger
GenderMale
SpecialityGastroenterology
Experience46 Years
Location4150 Barrett Blvd Ste 200, Ephrata, Pennsylvania
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:
  • Dr Gerald Bertiger graduated from medical school in 1979
  NPI Data:
  • NPI Number: 1265470140
  • Provider Enumeration Date: 06/03/2006
  • Last Update Date: 11/18/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 5597654533
  • Enrollment ID: I20100817000578

Medical Identifiers

Medical identifiers for Dr Gerald Bertiger such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265470140NPI-NPPES
100008030OtherPARAILROAD
845278MedicaidSC
10923096OtherCAQH
1009691MedicaidPA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 29713 (West Virginia)Secondary
207R00000XInternal Medicine 0101032217 (Virginia)Secondary
207RG0100XInternal Medicine - Gastroenterology 01082717A (Indiana)Secondary
207RG0100XInternal Medicine - Gastroenterology 84527 (South Carolina)Secondary
207RG0100XInternal Medicine - Gastroenterology 0101032217 (Virginia)Secondary
207RG0100XInternal Medicine - Gastroenterology MD027161E (Pennsylvania)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Wellspan Ephrata Community HospitalEphrata, PAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Wellspan Medical Group19512131152052

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. Dr Gerald Bertiger allows following entities to bill medicare on his behalf.
Entity NameWellspan Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669770004
PECOS PAC ID: 1951213115
Enrollment ID: O20040220000815
Entity NameAllegheny Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073081493
PECOS PAC ID: 5395649586
Enrollment ID: O20040310000602

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. Dr Gerald Bertiger 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
Dr Gerald Bertiger, MD
75 Hospital Dr Ste 310,
Athens, OH 45701-2860

Ph: (740) 594-6100
Dr Gerald Bertiger, MD
4150 Barrett Blvd Ste 200,
Ephrata, PA 17522-8979

Ph: (717) 738-5648

Reviews and Comments


Internal Medicine Doctors in Ephrata, PA

Usman Zulfiqar, M.D.
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Phone: 717-721-4740    
Darshan Lal, MD
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Practice Location: 460 N Reading Rd, Ephrata, PA 17522
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Elaine L Goldhammer, MD
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Practice Location: 169 Martin Ave, Ephrata, PA 17522
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Sarah Maurice, DO
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Medicare: Accepting Medicare Assignments
Practice Location: 169 Martin Ave, Ephrata, PA 17522
Phone: 717-721-4740    Fax: 717-738-6872
Katherine Elizabeth Stewart,
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Medicare: Not Enrolled in Medicare
Practice Location: 4150 Barrett Blvd Ste 200, Ephrata, PA 17522
Phone: 717-738-5648    
Dr. Eugene Lee Camerino, D.O.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 169 Martin Ave, Ephrata, PA 17522
Phone: 717-721-4740    Fax: 717-738-6872
Palak Pranav Mehta, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 169 Martin Ave, Ephrata, PA 17522
Phone: 717-721-4740    Fax: 717-738-6872

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.