Mrs Elizabeth Lynn Greenfield, CRNA - Medicare Nurse Anesthetist, Certified Registered in Oakland, CA

Mrs Elizabeth Lynn Greenfield, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Oakland, California. Her current practice location is 1800 Harrison St, 7th Floor, Oakland, California. You can reach out to her office (for appointments etc.) via phone at (510) 625-6262.

Mrs Elizabeth Lynn Greenfield is licensed to practice in California (license number 3714) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1659517415.

Contact Information

Mrs Elizabeth Lynn Greenfield, CRNA
1800 Harrison St, 7th Floor,
Oakland, CA 94612-3466
(510) 625-6262
Not Available

Map and Direction




Provider's Profile

Full NameMrs Elizabeth Lynn Greenfield
GenderFemale
SpecialityNurse Anesthetist, Certified Registered
Location1800 Harrison St, Oakland, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1659517415
  • Provider Enumeration Date: 12/29/2008
  • Last Update Date: 01/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 2567510266
  • Enrollment ID: I20090507000410

Medical Identifiers

Medical identifiers for Mrs Elizabeth Lynn Greenfield such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659517415NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 3714 (California)Primary

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. Mrs Elizabeth Lynn Greenfield allows following entities to bill medicare on her behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Mrs Elizabeth Lynn Greenfield 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
Mrs Elizabeth Lynn Greenfield, CRNA
363 Blackwell Dr,
Los Gatos, CA 95032-2414

Ph: (508) 280-9019
Mrs Elizabeth Lynn Greenfield, CRNA
1800 Harrison St, 7th Floor,
Oakland, CA 94612-3466

Ph: (510) 625-6262

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Oakland, CA

Diana Hiros, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 280 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-752-6238    
Annette Chenevey, CRNA
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Medicare: Accepting Medicare Assignments
Practice Location: 280 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-752-6238    
David P Birch, CRNA
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Medicare: Not Enrolled in Medicare
Practice Location: 280 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-752-6238    
Sandra Sue Schmit, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 280 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-752-6238    
Ray Neil Mitsuno, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 3600 Broadway, Oakland, CA 94611
Phone: 510-752-1000    
Mrs. Polly Van Sant Soler, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1800 Harrison St Fl 7, Oakland, CA 94612
Phone: 510-625-6262    
James Orval Merry, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1411 E 31st St, Alameda County Medical Center, Oakland, CA 94602
Phone: 510-437-4800    

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.