John Mackovjak, MD - Medicare Ophthalmology in Mt Pleasant, MI

John Mackovjak, MD is a medicare enrolled "Ophthalmology" physician in Mt Pleasant, Michigan. He went to University Of Michigan Medical School and graduated in 2011 and has 13 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Lansing Ophthalmology, Pc and his current practice location is 1535 E Broomfield St, Mt Pleasant, Michigan. You can reach out to his office (for appointments etc.) via phone at (989) 772-3339.

John Mackovjak is licensed to practice in Michigan (license number 4301099081) 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 1386932945.

Contact Information

John Mackovjak, MD
1535 E Broomfield St,
Mt Pleasant, MI 48858-4489
(989) 772-3339
(989) 772-4846

Map and Direction




Physician's Profile

Full NameJohn Mackovjak
GenderMale
SpecialityOphthalmology
Experience13 Years
Location1535 E Broomfield St, Mt Pleasant, Michigan
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:
  • John Mackovjak attended and graduated from University Of Michigan Medical School in 2011
  NPI Data:
  • NPI Number: 1386932945
  • Provider Enumeration Date: 07/18/2011
  • Last Update Date: 08/16/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6608007042
  • Enrollment ID: I20150619000885

Medical Identifiers

Medical identifiers for John Mackovjak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386932945NPI-NPPES
4301099081OtherMISTATE LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 4301099081 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mclaren Central MichiganMount pleasant, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Lansing Ophthalmology, Pc933504140922

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. John Mackovjak allows following entities to bill medicare on his behalf.
Entity NameLansing Ophthalmology, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962485342
PECOS PAC ID: 9335041409
Enrollment ID: O20040121000456

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. John Mackovjak 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
John Mackovjak, MD
2001 Coolidge Rd,
East Lansing, MI 48823-1378

Ph: (517) 337-0316
John Mackovjak, MD
1535 E Broomfield St,
Mt Pleasant, MI 48858-4489

Ph: (989) 772-3339

Reviews and Comments


Ophthalmology Doctors in Mt Pleasant, MI

Dr. Jeffrey J. Barnes, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 1535 E Broomfield St Ste A, Mt Pleasant, MI 48858
Phone: 989-772-3339    Fax: 989-772-4846

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.