Sophie O'shaughnessy, FNP - Medicare Nurse Practitioner in Redwood City, CA

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Sophie O'shaughnessy, FNP is a medicare enrolled "Nurse Practitioner" in Redwood City, California. Her current practice location is 2710 Middlefield Rd, Redwood City, California. You can reach out to her office (for appointments etc.) via phone at (650) 573-2222.

Sophie O'shaughnessy is licensed to practice in California (license number RN50004) 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 1649322330.

Contact Information

Sophie O'shaughnessy, FNP
2710 Middlefield Rd,
Redwood City, CA 94063-3404
(650) 573-2222
Not Available

Map and Direction




Provider's Profile

Full NameSophie O'shaughnessy
GenderFemale
SpecialityNurse Practitioner
Location2710 Middlefield Rd, Redwood City, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1649322330
  • Provider Enumeration Date: 01/16/2007
  • Last Update Date: 06/15/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 5193768489
  • Enrollment ID: I20050607001359

Medical Identifiers

Medical identifiers for Sophie O'shaughnessy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649322330NPI-NPPES
RN500040MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner RN50004 (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. Sophie O'shaughnessy allows following entities to bill medicare on her behalf.
Entity NameCounty Of San Mateo
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679642326
PECOS PAC ID: 9032023171
Enrollment ID: O20031126000292
Entity NameCounty Of San Mateo
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831268580
PECOS PAC ID: 9032023171
Enrollment ID: O20040123000822

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. Sophie O'shaughnessy 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
Sophie O'shaughnessy, FNP
44 Conrad St,
San Francisco, CA 94131-2925

Ph: (650) 573-2222		Sophie O'shaughnessy, FNP
2710 Middlefield Rd,
Redwood City, CA 94063-3404

Ph: (650) 573-2222

Reviews and Comments


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Frances Weissbart, NP, ANP
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Phone: 650-299-2045    Fax: 408-328-5695

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.