Dr Mazen Najjar, MD - Medicare Infectious Disease in Grand Blanc, MI

Dr Mazen Najjar, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Grand Blanc, Michigan. He graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Infectious Disease. He is a member of the group practice Najjar Infectious Disease Pc and his current practice location is 4644 Genesys Pkwy, Grand Blanc, Michigan. You can reach out to his office (for appointments etc.) via phone at (810) 606-7125.

Dr Mazen Najjar is licensed to practice in Michigan (license number 4301087544) 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 1245342393.

Contact Information

Dr Mazen Najjar, MD
4644 Genesys Pkwy,
Grand Blanc, MI 48439-8067
(810) 606-7125
(810) 606-7131



Physician's Profile

Full NameDr Mazen Najjar
GenderMale
SpecialityInfectious Disease
Experience33 Years
Location4644 Genesys Pkwy, Grand Blanc, 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:
  • Dr Mazen Najjar graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1245342393
  • Provider Enumeration Date: 08/31/2006
  • Last Update Date: 10/05/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 9739138967
  • Enrollment ID: I20061114000339

Medical Identifiers

Medical identifiers for Dr Mazen Najjar such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245342393NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 4301087544 (Michigan)Secondary
207RI0200XInternal Medicine - Infectious Disease 4301087544 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Genesys Regional Medical Center - Health ParkGrand blanc, MIHospital
Mclaren FlintFlint, MIHospital
Memorial HealthcareOwosso, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Najjar Infectious Disease Pc17594847692

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› Verified 8 days ago

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 Mazen Najjar allows following entities to bill medicare on his behalf.
Entity NameAscension Genesys Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528283033
PECOS PAC ID: 2062323033
Enrollment ID: O20031208000842

News Archive

Study: Larger dose of ARBs is more effective in heart failure patients

A larger dose of angiotensin receptor blockers (ARBs) is more effective than a smaller dose in heart failure patients, researchers said at the American Heart Association's Scientific Sessions 2009.

CAOT releases new resources to promote safety for older drivers

As part of the National Blueprint for Injury Prevention in Older Drivers, the Canadian Association of Occupational Therapists (CAOT) has released some important new resources for drivers, their families and health care professionals. A series of information brochures and website (www.olderdriversafety.ca) promoting older driver safety were unveiled today at a public forum held at Ottawa's Good Companions Senior Centre.

Alaska Medicare beneficiaries have trouble finding primary care physicians

Alaska Medicare beneficiaries experience greater difficulty than beneficiaries in other states in finding primary care physicians, and "evidence indicates" the problem is "worsening" amid a growing physician shortage and low federal reimbursements rates, the Anchorage Daily News reports.

Attorney Keith Jensen announces $3.78 million settlement with Pfizer on TEN case

Attorney Keith Jensen of the Fort Worth, Texas-based law firm of Jensen, Belew & Gonzalez is announcing a $3.78 million settlement with pharmaceutical manufacturer Pfizer Inc. on behalf of the family of a nine-year-old New York girl who died in June 2004 as the result of a drug-induced disease known as Stevens Johnson Syndrome, which caused all of her skin to peel off.

Read more Medical News

› Verified 8 days ago

Entity NameGenesys Practice Partners Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982647004
PECOS PAC ID: 3476456492
Enrollment ID: O20040128000729

News Archive

Study: Larger dose of ARBs is more effective in heart failure patients

A larger dose of angiotensin receptor blockers (ARBs) is more effective than a smaller dose in heart failure patients, researchers said at the American Heart Association's Scientific Sessions 2009.

CAOT releases new resources to promote safety for older drivers

As part of the National Blueprint for Injury Prevention in Older Drivers, the Canadian Association of Occupational Therapists (CAOT) has released some important new resources for drivers, their families and health care professionals. A series of information brochures and website (www.olderdriversafety.ca) promoting older driver safety were unveiled today at a public forum held at Ottawa's Good Companions Senior Centre.

Alaska Medicare beneficiaries have trouble finding primary care physicians

Alaska Medicare beneficiaries experience greater difficulty than beneficiaries in other states in finding primary care physicians, and "evidence indicates" the problem is "worsening" amid a growing physician shortage and low federal reimbursements rates, the Anchorage Daily News reports.

Attorney Keith Jensen announces $3.78 million settlement with Pfizer on TEN case

Attorney Keith Jensen of the Fort Worth, Texas-based law firm of Jensen, Belew & Gonzalez is announcing a $3.78 million settlement with pharmaceutical manufacturer Pfizer Inc. on behalf of the family of a nine-year-old New York girl who died in June 2004 as the result of a drug-induced disease known as Stevens Johnson Syndrome, which caused all of her skin to peel off.

Read more Medical News

› Verified 8 days ago

Entity NameNajjar Infectious Disease Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528105772
PECOS PAC ID: 1759484769
Enrollment ID: O20070313000137

News Archive

Study: Larger dose of ARBs is more effective in heart failure patients

A larger dose of angiotensin receptor blockers (ARBs) is more effective than a smaller dose in heart failure patients, researchers said at the American Heart Association's Scientific Sessions 2009.

CAOT releases new resources to promote safety for older drivers

As part of the National Blueprint for Injury Prevention in Older Drivers, the Canadian Association of Occupational Therapists (CAOT) has released some important new resources for drivers, their families and health care professionals. A series of information brochures and website (www.olderdriversafety.ca) promoting older driver safety were unveiled today at a public forum held at Ottawa's Good Companions Senior Centre.

Alaska Medicare beneficiaries have trouble finding primary care physicians

Alaska Medicare beneficiaries experience greater difficulty than beneficiaries in other states in finding primary care physicians, and "evidence indicates" the problem is "worsening" amid a growing physician shortage and low federal reimbursements rates, the Anchorage Daily News reports.

Attorney Keith Jensen announces $3.78 million settlement with Pfizer on TEN case

Attorney Keith Jensen of the Fort Worth, Texas-based law firm of Jensen, Belew & Gonzalez is announcing a $3.78 million settlement with pharmaceutical manufacturer Pfizer Inc. on behalf of the family of a nine-year-old New York girl who died in June 2004 as the result of a drug-induced disease known as Stevens Johnson Syndrome, which caused all of her skin to peel off.

Read more Medical News

› Verified 8 days ago

Entity NameFlushing Urgent Care Plc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780930016
PECOS PAC ID: 2961653803
Enrollment ID: O20121127000269

News Archive

Study: Larger dose of ARBs is more effective in heart failure patients

A larger dose of angiotensin receptor blockers (ARBs) is more effective than a smaller dose in heart failure patients, researchers said at the American Heart Association's Scientific Sessions 2009.

CAOT releases new resources to promote safety for older drivers

As part of the National Blueprint for Injury Prevention in Older Drivers, the Canadian Association of Occupational Therapists (CAOT) has released some important new resources for drivers, their families and health care professionals. A series of information brochures and website (www.olderdriversafety.ca) promoting older driver safety were unveiled today at a public forum held at Ottawa's Good Companions Senior Centre.

Alaska Medicare beneficiaries have trouble finding primary care physicians

Alaska Medicare beneficiaries experience greater difficulty than beneficiaries in other states in finding primary care physicians, and "evidence indicates" the problem is "worsening" amid a growing physician shortage and low federal reimbursements rates, the Anchorage Daily News reports.

Attorney Keith Jensen announces $3.78 million settlement with Pfizer on TEN case

Attorney Keith Jensen of the Fort Worth, Texas-based law firm of Jensen, Belew & Gonzalez is announcing a $3.78 million settlement with pharmaceutical manufacturer Pfizer Inc. on behalf of the family of a nine-year-old New York girl who died in June 2004 as the result of a drug-induced disease known as Stevens Johnson Syndrome, which caused all of her skin to peel off.

Read more Medical News

› Verified 8 days ago

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 Mazen Najjar 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 Mazen Najjar, MD
3495 S Center Rd,
Burton, MI 48519-1455

Ph: (810) 424-2007
Dr Mazen Najjar, MD
4644 Genesys Pkwy,
Grand Blanc, MI 48439-8067

Ph: (810) 606-7125

News Archive

Study: Larger dose of ARBs is more effective in heart failure patients

A larger dose of angiotensin receptor blockers (ARBs) is more effective than a smaller dose in heart failure patients, researchers said at the American Heart Association's Scientific Sessions 2009.

CAOT releases new resources to promote safety for older drivers

As part of the National Blueprint for Injury Prevention in Older Drivers, the Canadian Association of Occupational Therapists (CAOT) has released some important new resources for drivers, their families and health care professionals. A series of information brochures and website (www.olderdriversafety.ca) promoting older driver safety were unveiled today at a public forum held at Ottawa's Good Companions Senior Centre.

Alaska Medicare beneficiaries have trouble finding primary care physicians

Alaska Medicare beneficiaries experience greater difficulty than beneficiaries in other states in finding primary care physicians, and "evidence indicates" the problem is "worsening" amid a growing physician shortage and low federal reimbursements rates, the Anchorage Daily News reports.

Attorney Keith Jensen announces $3.78 million settlement with Pfizer on TEN case

Attorney Keith Jensen of the Fort Worth, Texas-based law firm of Jensen, Belew & Gonzalez is announcing a $3.78 million settlement with pharmaceutical manufacturer Pfizer Inc. on behalf of the family of a nine-year-old New York girl who died in June 2004 as the result of a drug-induced disease known as Stevens Johnson Syndrome, which caused all of her skin to peel off.

Read more News

› Verified 8 days ago


Internal Medicine Doctors in Grand Blanc, MI

Dr. Indira Alluru, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 414 Perry Rd, Grand Blanc, MI 48439
Phone: 810-695-1849    Fax: 810-695-1736
Isabella Martyna Chojnacki, MD
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1 Genesys Pkwy, Grand Blanc, MI 48439
Phone: 810-606-5000    
Garret Eugene Clark, MD
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1 Genesys Pkwy, Grand Blanc, MI 48439
Phone: 810-606-5986    
Ziauddin Syed,
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1 Genesys Pkwy, Grand Blanc, MI 48439
Phone: 810-606-5981    Fax: 810-606-5990
Dr. Daniel Ramirez, DO
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1 Genesys Parkway, Medical Education Suite 4626, Grand Blanc, MI 48439
Phone: 810-606-5986    Fax: 810-606-5589
Sherehan Ibrahim, MD
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1 Genesys Pkwy, Grand Blanc, MI 48439
Phone: 810-606-5000    
Paul Lafia, M.D.
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 3399 Pollock Rd, Grand Blanc, MI 48439
Phone: 810-603-0170    Fax: 810-579-1705

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