Gregory G Gerras, MD - Medicare Vascular Surgery in San Diego, CA

Gregory G Gerras, MD is a medicare enrolled "Neurological Surgery" physician in San Diego, California. He went to Wayne State University School Of Medicine and graduated in 1986 and has 38 years of diverse experience with area of expertise as Vascular Surgery. He is a member of the group practice Southern California Permanente Medical Group and his current practice location is 4647 Zion Ave, San Diego, California. You can reach out to his office (for appointments etc.) via phone at (619) 528-5000.

Gregory G Gerras is licensed to practice in California (license number G74743) 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 1508933490.

Contact Information

Gregory G Gerras, MD
4647 Zion Ave,
San Diego, CA 92120-2507
(619) 528-5000
Not Available

Map and Direction




Physician's Profile

Full NameGregory G Gerras
GenderMale
SpecialityVascular Surgery
Experience38 Years
Location4647 Zion Ave, San Diego, California
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:
  • Gregory G Gerras attended and graduated from Wayne State University School Of Medicine in 1986
  NPI Data:
  • NPI Number: 1508933490
  • Provider Enumeration Date: 11/29/2006
  • Last Update Date: 11/29/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5991991440
  • Enrollment ID: I20101123000068

Medical Identifiers

Medical identifiers for Gregory G Gerras such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508933490NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207T00000XNeurological Surgery G74743 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - ZionSan diego, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southern California Permanente Medical Group60027291758172

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. Gregory G Gerras allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. Gregory G Gerras 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
Gregory G Gerras, MD
4647 Zion Ave,
San Diego, CA 92120-2507

Ph: (619) 528-5000
Gregory G Gerras, MD
4647 Zion Ave,
San Diego, CA 92120-2507

Ph: (619) 528-5000

Reviews and Comments


Neurological Surgery Doctors in San Diego, CA

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Rex L Rhoten, M.D.
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Phone: 858-677-9352    Fax: 858-677-9356
Dr. David Rafael Santiago-dieppa, MD
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Dr. David Barba, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 200 W Arbor Dr, San Diego, CA 92103
Phone: 800-926-8273    

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).

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