Nicholas Robert Mahoney, MD - Medicare Ophthalmology in Baltimore, MD

Nicholas Robert Mahoney, MD is a medicare enrolled "Ophthalmology" physician in Baltimore, Maryland. He went to Perelman School Of Med At The University Of Pennsylvania and graduated in 2006 and has 18 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Johns Hopkins University, Johns Hopkins University and his current practice location is 600 N Wolfe St, Baltimore, Maryland. You can reach out to his office (for appointments etc.) via phone at (410) 955-1112.

Nicholas Robert Mahoney is licensed to practice in Maryland (license number D70837) 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 1194875864.

Contact Information

Nicholas Robert Mahoney, MD
600 N Wolfe St,
Baltimore, MD 21287-0005
(410) 955-1112
(410) 614-9987

Map and Direction




Physician's Profile

Full NameNicholas Robert Mahoney
GenderMale
SpecialityOphthalmology
Experience18 Years
Location600 N Wolfe St, Baltimore, Maryland
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:
  • Nicholas Robert Mahoney attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 2006
  NPI Data:
  • NPI Number: 1194875864
  • Provider Enumeration Date: 01/12/2007
  • Last Update Date: 04/29/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 8921292798
  • Enrollment ID: I20101105000360

Medical Identifiers

Medical identifiers for Nicholas Robert Mahoney such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194875864NPI-NPPES
036177100MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery MT188147 (Pennsylvania)Secondary
207W00000XOphthalmology D70837 (Maryland)Primary
207WX0200XOphthalmology - Ophthalmic Plastic And Reconstructive Surgery D70837 (Maryland)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Johns Hopkins Hospital, TheBaltimore, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Johns Hopkins University89219031472656
Johns Hopkins University1052223229145

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. Nicholas Robert Mahoney allows following entities to bill medicare on his behalf.
Entity NameJohns Hopkins University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922008549
PECOS PAC ID: 8921903147
Enrollment ID: O20031215000719

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. Nicholas Robert Mahoney 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
Nicholas Robert Mahoney, MD
Po Box 64481,
Baltimore, MD 21264-4481

Ph: (410) 955-1112
Nicholas Robert Mahoney, MD
600 N Wolfe St,
Baltimore, MD 21287-0005

Ph: (410) 955-1112

Reviews and Comments


Ophthalmology Doctors in Baltimore, MD

Dr. Pradeep Y Ramulu, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 600 N Wolfe St, Baltimore, MD 21287
Phone: 410-955-6052    
Ashley Behrens, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 600 N. Wolfe Street, Baltimore, MD 21287
Phone: 410-502-0461    
Neil R Miller, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 600 N Wolfe St, Baltimore, MD 21287
Phone: 410-955-5080    
Dr. Allan Griffiths Scott, M.D
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 6231 N Charles St, Baltimore, MD 21212
Phone: 410-377-2044    Fax: 410-377-8061
Lily T Im, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 419 W Redwood St, Suite 479, Baltimore, MD 21201
Phone: 410-328-5918    Fax: 410-328-6346
Brinda Muthusamy, MBCHB
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: The Wilmer Eye Institute Johns, 600 North Wolfe Street, Baltimore, MD 21287
Phone: 410-955-8314    
Israel Jesus Mendez Bermudez,
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 600 N Wolfe St, Baltimore, MD 21264
Phone: 410-955-5080    

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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