Mary Gregory, - Medicare Certified Registered Nurse Anesthetist (crna) in Mount Kisco, NY

Mary Gregory, is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Mount Kisco, New York. She graduated from nursing school in 2020 and has 4 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice North Shore - Lij Anesthesiology, Pc and her current practice location is 400 E Main St, Mount Kisco, New York. You can reach out to her office (for appointments etc.) via phone at (914) 666-1200.

Mary Gregory is licensed to practice in New Jersey (license number 26NJ01075900) 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 1275090581.

Contact Information

Mary Gregory,
400 E Main St,
Mount Kisco, NY 10549-3417
(914) 666-1200
Not Available

Map and Direction




Provider's Profile

Full NameMary Gregory
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience4 Years
Location400 E Main St, Mount Kisco, New York
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:
  • Mary Gregory graduated from nursing school in 2020
  NPI Data:
  • NPI Number: 1275090581
  • Provider Enumeration Date: 02/22/2019
  • Last Update Date: 03/20/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1850702044
  • Enrollment ID: I20201119000022

Medical Identifiers

Medical identifiers for Mary Gregory such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275090581NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 26NJ01075900 (New Jersey)Primary
163W00000XRegistered Nurse 26NR17447800 (New Jersey)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northern Westchester HospitalMount kisco, NYHospital
Nyack HospitalNyack, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore - Lij Anesthesiology, Pc1153602453779

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. Mary Gregory allows following entities to bill medicare on her behalf.
Entity NameNorth Shore - Lij Anesthesiology, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417401266
PECOS PAC ID: 1153602453
Enrollment ID: O20161228001498

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. Mary Gregory 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
Mary Gregory,
400 E Main St,
Mount Kisco, NY 10549-3417

Ph: () -
Mary Gregory,
400 E Main St,
Mount Kisco, NY 10549-3417

Ph: (914) 666-1200

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Mount Kisco, NY

Steven Dillender, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549
Phone: 914-666-1691    
Ms. Darcy Rodenbach, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549
Phone: 914-666-1691    
Denise Digioia, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549
Phone: 914-666-1691    
Mrs. Lydia T. Szilva, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 400 Main Street, Anesthesiology, Mount Kisco, NY 10549
Phone: 914-666-1487    
Xiaoling Griswold, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549
Phone: 914-666-8866    
Vanessa Quezada Taha, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 118 N Bedford Rd, Mount Kisco, NY 10549
Phone: 800-362-6220    

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.