Karen J Nishida, MD - Medicare Gynecological Oncology in Stamford, CT

Karen J Nishida, MD is a medicare enrolled "Obstetrics & Gynecology - Gynecologic Oncology" physician in Stamford, Connecticut. She went to Un Of California, Irvine, College Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Gynecological Oncology. She is a member of the group practice Billings Clinic and her current practice location is 1290 Summer St Ste 5200, Stamford, Connecticut. You can reach out to her office (for appointments etc.) via phone at (203) 998-0848.

Karen J Nishida is licensed to practice in Connecticut (license number 052404) 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 1962509653.

Contact Information

Karen J Nishida, MD
1290 Summer St Ste 5200,
Stamford, CT 06905-5339
(203) 998-0848
(203) 323-0566

Map and Direction




Physician's Profile

Full NameKaren J Nishida
GenderFemale
SpecialityGynecological Oncology
Experience25 Years
Location1290 Summer St Ste 5200, Stamford, Connecticut
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:
  • Karen J Nishida attended and graduated from Un Of California, Irvine, College Of Medicine in 1999
  NPI Data:
  • NPI Number: 1962509653
  • Provider Enumeration Date: 09/17/2006
  • Last Update Date: 01/15/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 5395746697
  • Enrollment ID: I20150428000361

Medical Identifiers

Medical identifiers for Karen J Nishida such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1962509653NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VX0201XObstetrics & Gynecology - Gynecologic Oncology 052404 (Connecticut)Primary

Medical Facilities Affiliation

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

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. Karen J Nishida allows following entities to bill medicare on her behalf.
Entity NameGynecologic Cancer Care Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316354079
PECOS PAC ID: 5294054136
Enrollment ID: O20150428000310

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. Karen J Nishida 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
Karen J Nishida, MD
1290 Summer St Ste 5200,
Stamford, CT 06905-5339

Ph: (203) 998-0848
Karen J Nishida, MD
1290 Summer St Ste 5200,
Stamford, CT 06905-5339

Ph: (203) 998-0848

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
Regina Cheng, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 29 Hospital Plz Ste 400, Stamford, CT 06902
Phone: 203-325-4321    Fax: 203-975-7515
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

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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.

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