Patrick J Cahill, DO - Medicare Obstetrics/gynecology in Stamford, CT

Patrick J Cahill, DO is a medicare enrolled "Obstetrics & Gynecology" physician in Stamford, Connecticut. He went to New York College Of Osteo Medicine Of New York Institute Of Technology and graduated in 1996 and has 28 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Coastal Obstetrics And Gynecology and his current practice location is 999 Summer St, Suite 401, Stamford, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 353-9099.

Patrick J Cahill is licensed to practice in Connecticut (license number 000548) 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 1134229909.

Contact Information

Patrick J Cahill, DO
999 Summer St, Suite 401,
Stamford, CT 06905-5546
(203) 353-9099
(203) 353-9699

Map and Direction




Physician's Profile

Full NamePatrick J Cahill
GenderMale
SpecialityObstetrics/gynecology
Experience28 Years
Location999 Summer St, Stamford, 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:
  • Patrick J Cahill attended and graduated from New York College Of Osteo Medicine Of New York Institute Of Technology in 1996
  NPI Data:
  • NPI Number: 1134229909
  • Provider Enumeration Date: 09/22/2006
  • Last Update Date: 06/13/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 2466608955
  • Enrollment ID: I20160325000671

Medical Identifiers

Medical identifiers for Patrick J Cahill such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134229909NPI-NPPES
000548OtherCTLICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 000548 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Stamford HospitalStamford, CTHospital
Greenwich Hospital Association -Greenwich, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Coastal Obstetrics And Gynecology69010524145

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. Patrick J Cahill allows following entities to bill medicare on his behalf.
Entity NameCoastal Obstetrics & Gynecology
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679842611
PECOS PAC ID: 6901052414
Enrollment ID: O20120815000456

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. Patrick J Cahill 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
Patrick J Cahill, DO
999 Summer St, Suite 401,
Stamford, CT 06905-5546

Ph: (203) 353-9099
Patrick J Cahill, DO
999 Summer St, Suite 401,
Stamford, CT 06905-5546

Ph: (203) 353-9099

Reviews and Comments


Obstetrics & Gynecology Doctors in Stamford, CT

Dr. Scott A. Cole, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1 Hospital Plz, Stamford, CT 06902
Phone: 203-276-2030    Fax: 203-276-7908
Vito Ferrucci, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 833 Summer St, Suite 1b, Stamford, CT 06901
Phone: 203-325-4665    Fax: 203-359-0902
Brian Steven Sheets, DO
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 992 High Ridge Rd, Stamford, CT 06905
Phone: 203-321-1300    Fax: 203-321-8462
Dr. Richard Roger Viscarello Jr., M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1275 Summer Street, Suite 306, Stamford, CT 06905
Phone: 203-978-5775    Fax: 203-978-5777
Dr. Antonios J Panagiotakis, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1275 Summer St, Stamford, CT 06905
Phone: 203-353-9099    Fax: 203-353-9699
Sarah S Kim, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Hospital Plz, Stamford, CT 06902
Phone: 203-276-7133    Fax: 203-276-7908
Katherine S Shaio, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 292 Long Ridge Rd, Suite 202, Stamford, CT 06902
Phone: 203-276-4524    Fax: 203-276-4525

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.