Ramarathinam Nagarajan, MD PHD - Medicare Allergy/immunology in Minneapolis, MN

Ramarathinam Nagarajan, MD PHD is a medicare enrolled "Allergy & Immunology" physician in Minneapolis, Minnesota. He graduated from medical school in 1976 and has 49 years of diverse experience with area of expertise as Allergy/immunology. He is a member of the group practice Minnesota Allergy And Asthma Llc and his current practice location is 825 Nicollet Mall, 221, Minneapolis, Minnesota. You can reach out to his office (for appointments etc.) via phone at (612) 339-0807.

Ramarathinam Nagarajan is licensed to practice in Minnesota (license number 42705) 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 1689636482.

Contact Information

Ramarathinam Nagarajan, MD PHD
825 Nicollet Mall, 221,
Minneapolis, MN 55402
(612) 339-0807
(612) 339-1854

Map and Direction




Physician's Profile

Full NameRamarathinam Nagarajan
GenderMale
SpecialityAllergy/immunology
Experience49 Years
Location825 Nicollet Mall, Minneapolis, Minnesota
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:
  • Ramarathinam Nagarajan graduated from medical school in 1976
  NPI Data:
  • NPI Number: 1689636482
  • Provider Enumeration Date: 04/05/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2668567496
  • Enrollment ID: I20100505000028

Medical Identifiers

Medical identifiers for Ramarathinam Nagarajan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689636482NPI-NPPES
882900400OtherMNMHCP
88DG9NAOtherBCBSBP

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207K00000XAllergy & Immunology 42705 (Minnesota)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Minnesota Allergy And Asthma Llc93352341602

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. Ramarathinam Nagarajan allows following entities to bill medicare on his behalf.
Entity NameMinnesota Allergy & Asthma Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1881736544
PECOS PAC ID: 9335234160
Enrollment ID: O20071009000152

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. Ramarathinam Nagarajan 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
Ramarathinam Nagarajan, MD PHD
825 Nicollet Mall, 221,
Minneapolis, MN 55402

Ph: (612) 339-0807
Ramarathinam Nagarajan, MD PHD
825 Nicollet Mall, 221,
Minneapolis, MN 55402

Ph: (612) 339-0807

Reviews and Comments


Allergy & Immunology Doctors in Minneapolis, MN

Dr. Gregory Paul Gilmet,
Allergy & Immunology
Medicare: Not Enrolled in Medicare
Practice Location: 401 Harding St Ne # 100, Minneapolis, MN 55413
Phone: 888-709-9344    
Dr. Philip C. Halverson, M.D.
Allergy & Immunology
Medicare: Not Enrolled in Medicare
Practice Location: 825 Nicollet Mall, Suite 1149, Minneapolis, MN 55402
Phone: 612-338-3333    Fax: 612-349-3838
Gloria Sheng, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 2525 Chicago Ave, Minneapolis, MN 55404
Phone: 651-220-6444    
Dr. Nancy Lorene Ott, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 2535 University Ave Se, Minneapolis, MN 55414
Phone: 612-672-2350    
Rolf N Sigford, MD
Allergy & Immunology
Medicare: Not Enrolled in Medicare
Practice Location: 2220 Riverside Ave S, Mail Stop 31700a, Minneapolis, MN 55454
Phone: 612-371-1600    Fax: 612-371-1732
Joshua M Dorn, MD
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 715 S 8th St, Minneapolis, MN 55404
Phone: 612-873-6963    
Masanao Takahashi, MD
Allergy & Immunology
Medicare: Not Enrolled in Medicare
Practice Location: 2220 Riverside Ave, Mail Stop 31700a, Minneapolis, MN 55454
Phone: 612-371-1600    Fax: 612-371-1732

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).

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