Mr Guillermo E Ferrer, MD - Medicare General Surgery in Ithaca, NY

Mr Guillermo E Ferrer, MD is a medicare enrolled "Surgery" physician in Ithaca, New York. He graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as General Surgery. He is a member of the group practice Drs Ferrer And Monaghan Vein And Aesthetic Center Llp and his current practice location is 8 Brentwood Drive, Suite A, Ithaca, New York. You can reach out to his office (for appointments etc.) via phone at (607) 257-2116.

Mr Guillermo E Ferrer is licensed to practice in New York (license number 161912) 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 1659470557.

Contact Information

Mr Guillermo E Ferrer, MD
8 Brentwood Drive, Suite A,
Ithaca, NY 14850
(607) 257-2116
(607) 257-0315

Map and Direction




Physician's Profile

Full NameMr Guillermo E Ferrer
GenderMale
SpecialityGeneral Surgery
Experience44 Years
Location8 Brentwood Drive, Ithaca, New York
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:
  • Mr Guillermo E Ferrer graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1659470557
  • Provider Enumeration Date: 09/21/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2961672159
  • Enrollment ID: I20110825000513

Medical Identifiers

Medical identifiers for Mr Guillermo E Ferrer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659470557NPI-NPPES
01073096MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery 161912 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Cayuga Medical Center At IthacaIthaca, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Drs Ferrer And Monaghan Vein And Aesthetic Center Llp23656125532

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. Mr Guillermo E Ferrer allows following entities to bill medicare on his behalf.
Entity NameDrs Ferrer And Monaghan Vein And Aesthetic Center Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811075377
PECOS PAC ID: 2365612553
Enrollment ID: O20110825000418

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. Mr Guillermo E Ferrer 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
Mr Guillermo E Ferrer, MD
8 Brentwood Drive, Suite A,
Ithaca, NY 14850

Ph: (607) 257-2116
Mr Guillermo E Ferrer, MD
8 Brentwood Drive, Suite A,
Ithaca, NY 14850

Ph: (607) 257-2116

Reviews and Comments


Surgery Doctors in Ithaca, NY

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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.