John F O'brien, APRN - Medicare Certified Registered Nurse Anesthetist (crna) in Danbury, CT

John F O'brien, APRN is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Danbury, Connecticut. He graduated from nursing school in 2006 and has 18 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). He is a member of the group practice Woodland Anesthesiology Associates, P.c. and his current practice location is 24 Hospital Ave, Danbury, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 797-7118.

John F O'brien is licensed to practice in Connecticut (license number 003588) 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 1043336258.

Contact Information

John F O'brien, APRN
24 Hospital Ave,
Danbury, CT 06810-6099
(203) 797-7118
Not Available

Map and Direction




Provider's Profile

Full NameJohn F O'brien
GenderMale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience18 Years
Location24 Hospital Ave, 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:
  • John F O'brien graduated from nursing school in 2006
  NPI Data:
  • NPI Number: 1043336258
  • Provider Enumeration Date: 03/21/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2365541026
  • Enrollment ID: I20070620000561

Medical Identifiers

Medical identifiers for John F O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043336258NPI-NPPES
8469OtherCTDHS TRANSCRIPTION #

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 003588 (Connecticut)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Woodland Anesthesiology Associates, P.c.8820083652172

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. John F O'brien allows following entities to bill medicare on his behalf.
Entity NameIntegrated Anesthesia Associates Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1881636397
PECOS PAC ID: 1759281165
Enrollment ID: O20040112000163
Entity NameWoodland Anesthesiology Associates, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437109824
PECOS PAC ID: 8820083652
Enrollment ID: O20040420000027
Entity NameAnesthesia Associates Of Danbury, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942346960
PECOS PAC ID: 0941215461
Enrollment ID: O20060220000396

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. John F O'brien 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
John F O'brien, APRN
24 Hospital Ave,
Danbury, CT 06810-6099

Ph: (203) 797-7118
John F O'brien, APRN
24 Hospital Ave,
Danbury, CT 06810-6099

Ph: (203) 797-7118

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Danbury, CT

Garrett Jaffe,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-739-7118    
Adam Ryan-lewis Boucher, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 860-377-4177    
Jennifer Park Severenko,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-739-7118    Fax: 203-749-9030
Miss Jessica Burlington Hamlin, RN, MS, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-739-7000    
Mrs. Diana Eileen Jones, CRNA APRN
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 203-739-7118    
Renee Nicole Rathbun,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 24 Hospital Ave, Danbury, CT 06810
Phone: 914-299-6785    

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.