Ratnam A Oza, MD - Medicare Internal Medicine in Dayton, OH

Ratnam A Oza, MD is a medicare enrolled "Internal Medicine" physician in Dayton, Ohio. He graduated from medical school in 1975 and has 49 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Oza And Oza Mds Inc and his current practice location is 1100 S Main St, Ste. 203, Dayton, Ohio. You can reach out to his office (for appointments etc.) via phone at (937) 222-0603.

Ratnam A Oza is licensed to practice in Ohio (license number 35044276) 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 1003816687.

Contact Information

Ratnam A Oza, MD
1100 S Main St, Ste. 203,
Dayton, OH 45409-2682
(937) 222-0603
(937) 222-7122

Map and Direction




Physician's Profile

Full NameRatnam A Oza
GenderMale
SpecialityInternal Medicine
Experience49 Years
Location1100 S Main St, Dayton, Ohio
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:
  • Ratnam A Oza graduated from medical school in 1975
  NPI Data:
  • NPI Number: 1003816687
  • Provider Enumeration Date: 07/26/2005
  • Last Update Date: 02/16/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 3971504259
  • Enrollment ID: I20110308000005

Medical Identifiers

Medical identifiers for Ratnam A Oza such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003816687NPI-NPPES
000000281449OtherOHANTHEM
0498304MedicaidOH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 35044276 (Ohio)Primary
207RG0300XInternal Medicine - Geriatric Medicine 35044276 (Ohio)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Miami Valley HospitalDayton, OHHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Oza And Oza Mds Inc05472814203

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. Ratnam A Oza allows following entities to bill medicare on his behalf.
Entity NameOza & Oza Mds Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1730189309
PECOS PAC ID: 0547281420
Enrollment ID: O20051208000020

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. Ratnam A Oza 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
Ratnam A Oza, MD
1100 S Main St, Ste. 203,
Dayton, OH 45409-2682

Ph: (937) 222-0603
Ratnam A Oza, MD
1100 S Main St, Ste. 203,
Dayton, OH 45409-2682

Ph: (937) 222-0603

Reviews and Comments


Internal Medicine Doctors in Dayton, OH

Abraham Wei,
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Phone: 937-208-2004    Fax: 937-208-8828
Dr. Mohamed Elmouelhi, MD, PHD
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Phone: 937-268-6511    
Freesia Dhingra, M.D
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Practice Location: 4100 W. Third St., Dayton, OH 45428
Phone: 937-268-6511    
James P Graham, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1520 S Main St, # 2, Dayton, OH 45409
Phone: 937-461-5815    Fax: 937-461-2896
Ugochukwu Nwokoro, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1735 Big Hill Rd, Dayton, OH 45439
Phone: 937-224-4325    Fax: 937-224-4327
Dr. Howard M Gross, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8881 N Main St, Dayton, OH 45415
Phone: 937-293-1622    Fax: 937-245-6308

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.