Christopher Paul Grenier, MD - Medicare Ophthalmology in Baton Rouge, LA

Christopher Paul Grenier, MD is a medicare enrolled "Ophthalmology" physician in Baton Rouge, Louisiana. He went to Louisiana State University School Of Medicine In New Orleans and graduated in 1987 and has 37 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Ochsner Clinic Llc and his current practice location is 9001 Summa Ave, Baton Rouge, Louisiana. You can reach out to his office (for appointments etc.) via phone at (225) 761-5200.

Christopher Paul Grenier is licensed to practice in Louisiana (license number L019546) 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 1700818135.

Contact Information

Christopher Paul Grenier, MD
9001 Summa Ave,
Baton Rouge, LA 70809-3726
(225) 761-5200
(225) 761-5714

Map and Direction




Physician's Profile

Full NameChristopher Paul Grenier
GenderMale
SpecialityOphthalmology
Experience37 Years
Location9001 Summa Ave, Baton Rouge, Louisiana
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:
  • Christopher Paul Grenier attended and graduated from Louisiana State University School Of Medicine In New Orleans in 1987
  NPI Data:
  • NPI Number: 1700818135
  • Provider Enumeration Date: 07/07/2006
  • Last Update Date: 03/30/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 0547398752
  • Enrollment ID: I20100525000929

Medical Identifiers

Medical identifiers for Christopher Paul Grenier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700818135NPI-NPPES
1918814MedicaidLA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology L019546 (Louisiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ochsner Medical Center - Baton RougeBaton rouge, LAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ochsner Clinic Llc82249336192342

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. Christopher Paul Grenier allows following entities to bill medicare on his behalf.
Entity NameOchsner Clinic Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538151428
PECOS PAC ID: 8224933619
Enrollment ID: O20031126000513

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. Christopher Paul Grenier 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
Christopher Paul Grenier, MD
9001 Summa Ave,
Baton Rouge, LA 70809-3726

Ph: (225) 761-5200
Christopher Paul Grenier, MD
9001 Summa Ave,
Baton Rouge, LA 70809-3726

Ph: (225) 761-5200

Reviews and Comments


Ophthalmology Doctors in Baton Rouge, LA

Dr. Allen Roy Pearce, MD
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Phone: 225-766-7441    Fax: 225-766-7597
Donald R Peavy, M.D.
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Practice Location: 4848 North Blvd, Baton Rouge, LA 70806
Phone: 225-927-0180    Fax: 225-926-3803
Dr. Andrew C Black, M.D.
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Practice Location: 5220 Flanders Dr, Baton Rouge, LA 70808
Phone: 225-766-3437    Fax: 225-766-3443
Dr. Crayton Fargason, M.D.
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Medicare: Medicare Enrolled
Practice Location: 7777 Hennessy Blvd, Suite 4000, Baton Rouge, LA 70808
Phone: 225-766-7441    Fax: 225-766-7597
Robert A Holloway Jr., M.D.
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Medicare: Medicare Enrolled
Practice Location: 4848 North Blvd, Baton Rouge, LA 70806
Phone: 225-927-0180    Fax: 225-926-3803
Jamie L Hatcher, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 8585 Picardy Ave, Suite 510, Baton Rouge, LA 70809
Phone: 225-218-6387    Fax: 225-478-9215
Barbara Ann Noguchi, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 10202 Jefferson Hwy, Bldg D, Baton Rouge, LA 70809
Phone: 225-768-8833    Fax: 225-769-4839

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.