Dr Daniel Patrick O'brien Jr, MD - Medicare Gastroenterology in Danbury, CT

Dr Daniel Patrick O'brien Jr, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Danbury, Connecticut. He graduated from medical school in 2008 and has 16 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Nuvance Health Medical Practice Ct Inc, Nuvance Health Medical Practice, Pc and his current practice location is 111 Osborne St, Danbury, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 739-7038.

Dr Daniel Patrick O'brien Jr is licensed to practice in Connecticut (license number 53019) 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 1518132505.

Contact Information

Dr Daniel Patrick O'brien Jr, MD
111 Osborne St,
Danbury, CT 06810-6043
(203) 739-7038
(203) 739-1961



Physician's Profile

Full NameDr Daniel Patrick O'brien Jr
GenderMale
SpecialityGastroenterology
Experience16 Years
Location111 Osborne St, Danbury, Connecticut
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 Daniel Patrick O'brien Jr graduated from medical school in 2008
  NPI Data:
  • NPI Number: 1518132505
  • Provider Enumeration Date: 04/29/2008
  • Last Update Date: 09/09/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 1355566894
  • Enrollment ID: I20140625002302

Medical Identifiers

Medical identifiers for Dr Daniel Patrick O'brien Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518132505NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 53019 (Connecticut)Primary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Danbury HospitalDanbury, CTHospital
Putnam Hospital CenterCarmel, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nuvance Health Medical Practice Ct Inc4789597691648
Nuvance Health Medical Practice, Pc1658468442441

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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 Daniel Patrick O'brien Jr allows following entities to bill medicare on his behalf.
Entity NameNuvance Health Medical Practice Ct Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407898117
PECOS PAC ID: 4789597691
Enrollment ID: O20031205000130

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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 Daniel Patrick O'brien Jr 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 Daniel Patrick O'brien Jr, MD
111 Osborne St, Suite 121,
Danbury, CT 06810-6043

Ph: (203) 739-7038
Dr Daniel Patrick O'brien Jr, MD
111 Osborne St,
Danbury, CT 06810-6043

Ph: (203) 739-7038

News Archive

Family members of critically ill patients want to discuss loved ones' uncertain prognoses

Critically ill patients frequently have uncertain prognoses, but their families overwhelmingly wish that physicians would address prognostic uncertainty candidly, according to a new study out of the University of San Francisco Medical Center.

Right side of the screen catches the eye more than the left finds study

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Internal Medicine Doctors in Danbury, CT

Dr. Shivayogi V Magavi, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 57 North St, Suite 103, Danbury, CT 06810
Phone: 203-744-7007    
Andrew Keller, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 27 Hospital Ave, Danbury, CT 06810
Phone: 203-797-7155    
Mary E. Blackman, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 79 Sand Pit Road, 102, Danbury, CT 06810
Phone: 203-749-5700    
Nirmalamma S Magavi, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 57 North St, Suite 103, Danbury, CT 06810
Phone: 203-744-7007    
David D Weinshel, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-797-7173    
Dr. Michael Spiegel, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 33 Germantown Rd, 1st Floor, Danbury, CT 06810
Phone: 203-794-5600    Fax: 203-794-5611
Michael Cohenuram, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-797-7742    Fax: 203-830-2090

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