Dr Mark Machen, OD - Medicare Optometrist in Marietta, GA

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Dr Mark Machen, OD is a medicare enrolled "Optometrist" provider in Marietta, Georgia. His current practice location is 3535 Roswell Rd Ste 8, Marietta, Georgia. You can reach out to his office (for appointments etc.) via phone at (678) 560-8065.

Dr Mark Machen is licensed to practice in Georgia (license number 003025) 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 1740700707.

Contact Information

Dr Mark Machen, OD
3535 Roswell Rd Ste 8,
Marietta, GA 30062-8827
(678) 560-8065
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameDr Mark Machen
GenderMale
SpecialityOptometrist
Location3535 Roswell Rd Ste 8, Marietta, Georgia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1740700707
  • Provider Enumeration Date: 06/21/2017
  • Last Update Date: 06/21/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 4183996671
  • Enrollment ID: I20170817002982

Medical Identifiers

Medical identifiers for Dr Mark Machen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1740700707NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 003025 (Georgia)Primary

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 Mark Machen allows following entities to bill medicare on his behalf.
Provider NameWindward Eye Care
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1013175652
PECOS PAC ID: 3577630326
Enrollment ID: O20080922000223
Provider NameMap Eyes Llc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1750654141
PECOS PAC ID: 2062679624
Enrollment ID: O20120209000190
Provider NameEagle View Eye Care Llc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1508495474
PECOS PAC ID: 7214348259
Enrollment ID: O20210308000835

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 Mark Machen 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 Mark Machen, OD
3535 Roswell Rd Ste 8,
Marietta, GA 30062-8827

Ph: () -		Dr Mark Machen, OD
3535 Roswell Rd Ste 8,
Marietta, GA 30062-8827

Ph: (678) 560-8065

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.