Christopher Michael O'brien, OD - Medicare Optometrist in Atlanta, GA

Christopher Michael O'brien, OD is a medicare enrolled "Optometrist" provider in Atlanta, Georgia. His current practice location is 1140 Hammond Dr, Bldg E Suite 5100, Atlanta, Georgia. You can reach out to his office (for appointments etc.) via phone at (770) 394-4000.

Christopher Michael O'brien is licensed to practice in Georgia (license number 1895) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1043487143.

Contact Information

Christopher Michael O'brien, OD
1140 Hammond Dr, Bldg E Suite 5100,
Atlanta, GA 30328-5338
(770) 394-4000
(770) 913-0841

Map and Direction




Healthcare Provider's Profile

Full NameChristopher Michael O'brien
GenderMale
SpecialityOptometrist
Location1140 Hammond Dr, Atlanta, Georgia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1043487143
  • Provider Enumeration Date: 05/08/2008
  • Last Update Date: 08/02/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 2466695606
  • Enrollment ID: I20220325002304

Medical Identifiers

Medical identifiers for Christopher Michael O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043487143NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 006248 (New York)Secondary
152W00000XOptometrist 11832 (California)Secondary
152W00000XOptometrist 1895 (Georgia)Primary
152W00000XOptometrist 27OA00601800 (New Jersey)Secondary
152W00000XOptometrist 002704 (Connecticut)Secondary

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 Michael O'brien allows following entities to bill medicare on his behalf.
Provider NameBerg En Dal, Inc.
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1740373141
PECOS PAC ID: 3779682018
Enrollment ID: O20070627000143

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 Michael O'brien 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 Michael O'brien, OD
871 Penn Ave Ne,
Atlanta, GA 30309-4228

Ph: (914) 472-3937
Christopher Michael O'brien, OD
1140 Hammond Dr, Bldg E Suite 5100,
Atlanta, GA 30328-5338

Ph: (770) 394-4000

Reviews and Comments


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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.