Joseph Francis Bielefeld, FNP - Medicare Nurse Practitioner in Napa, CA

Joseph Francis Bielefeld, FNP is a medicare enrolled "Nurse Practitioner - Family" in Napa, California. His current practice location is 2310 1st St, Napa, California. You can reach out to his office (for appointments etc.) via phone at (707) 224-8266.

Joseph Francis Bielefeld is licensed to practice in California (license number NONE) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1124639943.

Contact Information

Joseph Francis Bielefeld, FNP
2310 1st St,
Napa, CA 94559-2239
(707) 224-8266
Not Available

Map and Direction




Provider's Profile

Full NameJoseph Francis Bielefeld
GenderMale
SpecialityNurse Practitioner - Family
Location2310 1st St, Napa, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1124639943
  • Provider Enumeration Date: 08/14/2020
  • Last Update Date: 04/17/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6406275601
  • Enrollment ID: I20201007000409

Medical Identifiers

Medical identifiers for Joseph Francis Bielefeld such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124639943NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health 1124639943 (California)Secondary
363LF0000XNurse Practitioner - Family NONE (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. Joseph Francis Bielefeld allows following entities to bill medicare on his behalf.
Entity NameRegents Univ Of California Ucsf
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124439807
PECOS PAC ID: 6305160300
Enrollment ID: O20150122001375

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. Joseph Francis Bielefeld 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
Joseph Francis Bielefeld, FNP
75 Rowland Way, Ste 200,
Novato, CA 94945-5054

Ph: (415) 925-8950
Joseph Francis Bielefeld, FNP
2310 1st St,
Napa, CA 94559-2239

Ph: (707) 224-8266

Reviews and Comments


Nurse Practitioner Nurses in Napa, CA

Jorge Efrain Roman, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1141 Pear Tree Ln, Suite 100, Napa, CA 94558
Phone: 707-254-1770    Fax: 707-251-2995
Sheila Anderson Cox, N.P.
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Medicare: Not Enrolled in Medicare
Practice Location: 2344 Old Sonoma Rd, Napa, CA 94559
Phone: 707-253-6081    
Margaret Lynn Mackey, F.N.P.
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Medicare: Accepting Medicare Assignments
Practice Location: 3010 Beard Rd, Napa, CA 94558
Phone: 707-257-1550    Fax: 707-819-9014
Eugene Butler Jr., NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1621 W Imola Ave, Napa, CA 94559
Phone: 707-251-4280    
Janet M Bruneau, ACNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1000 Trancas St, Napa, CA 94558
Phone: 707-299-7637    
Mrs. Ana Elisabeta Douglas, FNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1621 W Imola Ave, Napa, CA 94559
Phone: 707-358-6781    
Jennifer Tsang, F.N.P.
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1141 Pear Tree Ln, #100, Napa, CA 94558
Phone: 707-254-1770    

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.