Cherlyn Faith Alferos, FNP - Medicare Nurse Practitioner in Walnut Creek, CA

Cherlyn Faith Alferos, FNP is a medicare enrolled "Nurse Practitioner - Family" in Walnut Creek, California. Her current practice location is 2405 Shadelands Dr Ste 300, Walnut Creek, California. You can reach out to her office (for appointments etc.) via phone at (925) 939-8585.

Cherlyn Faith Alferos is licensed to practice in California (license number 95023557) 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 1568155430.

Contact Information

Cherlyn Faith Alferos, FNP
2405 Shadelands Dr Ste 300,
Walnut Creek, CA 94598-5906
(925) 939-8585
(925) 933-2709

Map and Direction




Provider's Profile

Full NameCherlyn Faith Alferos
GenderFemale
SpecialityNurse Practitioner - Family
Location2405 Shadelands Dr Ste 300, Walnut Creek, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1568155430
  • Provider Enumeration Date: 05/29/2023
  • Last Update Date: 11/02/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7911357058
  • Enrollment ID: I20240102001408

Medical Identifiers

Medical identifiers for Cherlyn Faith Alferos such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568155430NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 95023557 (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. Cherlyn Faith Alferos allows following entities to bill medicare on her behalf.
Entity NameGolden State Orthopedics & Spine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972552990
PECOS PAC ID: 8224940739
Enrollment ID: O20031103000721

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. Cherlyn Faith Alferos 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
Cherlyn Faith Alferos, FNP
Po Box 31396,
Walnut Creek, CA 94598-8396

Ph: (259) 939-8585
Cherlyn Faith Alferos, FNP
2405 Shadelands Dr Ste 300,
Walnut Creek, CA 94598-5906

Ph: (925) 939-8585

Reviews and Comments


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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.