Barbara O'callaghan, RN, NP - Medicare Nurse Practitioner in Lawrenceville, GA

Barbara O'callaghan, RN, NP is a medicare enrolled "Registered Nurse - Oncology" in Lawrenceville, Georgia. She graduated from nursing school in 2008 and has 16 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice North Atlanta Oncology Services Llc and her current practice location is 631 Professional Drive, 450, Lawrenceville, Georgia. You can reach out to her office (for appointments etc.) via phone at (770) 963-8030.

Barbara O'callaghan is licensed to practice in Georgia (license number RN139570) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1003041104.

Contact Information

Barbara O'callaghan, RN, NP
631 Professional Drive, 450,
Lawrenceville, GA 30046-7651
(770) 963-8030
(770) 339-9577



Provider's Profile

Full NameBarbara O'callaghan
GenderFemale
SpecialityNurse Practitioner
Experience16 Years
Location631 Professional Drive, Lawrenceville, Georgia
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Barbara O'callaghan graduated from nursing school in 2008
  NPI Data:
  • NPI Number: 1003041104
  • Provider Enumeration Date: 05/19/2009
  • Last Update Date: 02/03/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 0941332738
  • Enrollment ID: I20100714000353

Medical Identifiers

Medical identifiers for Barbara O'callaghan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003041104NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163WX0200XRegistered Nurse - Oncology RN139570 (Georgia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northside HospitalAtlanta, GAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Atlanta Oncology Services Llc185062742324

News Archive

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› Verified 9 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. Barbara O'callaghan allows following entities to bill medicare on her behalf.
Entity NameGwinnett Hospital System, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952340994
PECOS PAC ID: 8123916426
Enrollment ID: O20040309000009

News Archive

Study finds effective treatment approach for preserving long-term vision in patients with severe uveitis

Researchers comparing leading treatment approaches for patients with severe uveitis have discovered that systemic therapy with oral corticosteroids and immunosuppression can preserve or improve vision in the long term better than regional implant therapy can.

Cisco deploys Integrated Medical-Grade Network at HIAE

Cisco today announced the deployment of an Integrated Medical-Grade Network at the Albert Einstein Israeli Hospital (HIAE) in Sao Paulo city. The Hospital is recognized in Latin America for pioneering the innovative use of technology to streamline business processes and deliver value to its patients.

New blood test can help determine the state of a person's internal clock

With a new blood test, researchers at the Charité - Universitätsmedizin Berlin can determine the state of the internal clock of a person. Once the internal rhythm of patient is known, drugs could be administered at particular times of day making them more effective and with fewer side effects than standard therapy.

UF Health researcher finds way to grow human norovirus

Noroviruses are pernicious intestinal viruses. They cause violent vomiting and diarrhea, and people ill with the virus remain contagious up to three days after they seem to recover.

Read more Medical News

› Verified 9 days ago

Entity NameSuburban Hematology Oncology Associates, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508926759
PECOS PAC ID: 3870557424
Enrollment ID: O20041115000402

News Archive

Study finds effective treatment approach for preserving long-term vision in patients with severe uveitis

Researchers comparing leading treatment approaches for patients with severe uveitis have discovered that systemic therapy with oral corticosteroids and immunosuppression can preserve or improve vision in the long term better than regional implant therapy can.

Cisco deploys Integrated Medical-Grade Network at HIAE

Cisco today announced the deployment of an Integrated Medical-Grade Network at the Albert Einstein Israeli Hospital (HIAE) in Sao Paulo city. The Hospital is recognized in Latin America for pioneering the innovative use of technology to streamline business processes and deliver value to its patients.

New blood test can help determine the state of a person's internal clock

With a new blood test, researchers at the Charité - Universitätsmedizin Berlin can determine the state of the internal clock of a person. Once the internal rhythm of patient is known, drugs could be administered at particular times of day making them more effective and with fewer side effects than standard therapy.

UF Health researcher finds way to grow human norovirus

Noroviruses are pernicious intestinal viruses. They cause violent vomiting and diarrhea, and people ill with the virus remain contagious up to three days after they seem to recover.

Read more Medical News

› Verified 9 days ago

Entity NameNorth Atlanta Oncology Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871055434
PECOS PAC ID: 1850627423
Enrollment ID: O20190719002959

News Archive

Study finds effective treatment approach for preserving long-term vision in patients with severe uveitis

Researchers comparing leading treatment approaches for patients with severe uveitis have discovered that systemic therapy with oral corticosteroids and immunosuppression can preserve or improve vision in the long term better than regional implant therapy can.

Cisco deploys Integrated Medical-Grade Network at HIAE

Cisco today announced the deployment of an Integrated Medical-Grade Network at the Albert Einstein Israeli Hospital (HIAE) in Sao Paulo city. The Hospital is recognized in Latin America for pioneering the innovative use of technology to streamline business processes and deliver value to its patients.

New blood test can help determine the state of a person's internal clock

With a new blood test, researchers at the Charité - Universitätsmedizin Berlin can determine the state of the internal clock of a person. Once the internal rhythm of patient is known, drugs could be administered at particular times of day making them more effective and with fewer side effects than standard therapy.

UF Health researcher finds way to grow human norovirus

Noroviruses are pernicious intestinal viruses. They cause violent vomiting and diarrhea, and people ill with the virus remain contagious up to three days after they seem to recover.

Read more Medical News

› Verified 9 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. Barbara O'callaghan 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
Barbara O'callaghan, RN, NP
651 Carroll's Way,
Buford, GA 30518

Ph: () -
Barbara O'callaghan, RN, NP
631 Professional Drive, 450,
Lawrenceville, GA 30046-7651

Ph: (770) 963-8030

News Archive

Study finds effective treatment approach for preserving long-term vision in patients with severe uveitis

Researchers comparing leading treatment approaches for patients with severe uveitis have discovered that systemic therapy with oral corticosteroids and immunosuppression can preserve or improve vision in the long term better than regional implant therapy can.

Cisco deploys Integrated Medical-Grade Network at HIAE

Cisco today announced the deployment of an Integrated Medical-Grade Network at the Albert Einstein Israeli Hospital (HIAE) in Sao Paulo city. The Hospital is recognized in Latin America for pioneering the innovative use of technology to streamline business processes and deliver value to its patients.

New blood test can help determine the state of a person's internal clock

With a new blood test, researchers at the Charité - Universitätsmedizin Berlin can determine the state of the internal clock of a person. Once the internal rhythm of patient is known, drugs could be administered at particular times of day making them more effective and with fewer side effects than standard therapy.

UF Health researcher finds way to grow human norovirus

Noroviruses are pernicious intestinal viruses. They cause violent vomiting and diarrhea, and people ill with the virus remain contagious up to three days after they seem to recover.

Read more News

› Verified 9 days ago


Registered Nurse Nurses in Lawrenceville, GA

Glory Osadiaye, PMHNP, MSN, BSN, RN
Registered Nurse
Medicare: Medicare Enrolled
Practice Location: 250 Constitution Blvd, Lawrenceville, GA 30046
Phone: 470-844-0157    Fax: 678-539-8899
Mrs. Latrina Graham, RN
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 175 Gwinnett Dr, Lawrenceville, GA 30046
Phone: 678-209-2394    
Abidemi Macgregor,
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 762 Lynnfield Dr, Lawrenceville, GA 30045
Phone: 678-727-6192    
Mr. Jahid Kwaku Ross, NURSE PRACTITIONER
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 175 Gwinnett Dr, Lawrenceville, GA 30046
Phone: 404-209-2394    
Lauren Kae Brooks, CNP
Registered Nurse
Medicare: Medicare Enrolled
Practice Location: 631 Professional Dr Ste 200, Lawrenceville, GA 30046
Phone: 678-312-3500    Fax: 678-312-3529
Liliana Mihaela Lungu, RN
Registered Nurse
Medicare: Not Enrolled in Medicare
Practice Location: 1602 Cregon Ct, Lawrenceville, GA 30043
Phone: 678-665-0238    

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