William Frappaolo, - Medicare Nurse Anesthetist, Certified Registered in Downey, CA

William Frappaolo, is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Downey, California. His current practice location is 9333 Imperial Hwy, Downey, California. You can reach out to his office (for appointments etc.) via phone at (833) 573-2273.

William Frappaolo is licensed to practice in California (license number 95002003) 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 1306546577.

Contact Information

William Frappaolo,
9333 Imperial Hwy,
Downey, CA 90242-2812
(833) 573-2273
Not Available

Map and Direction




Provider's Profile

Full NameWilliam Frappaolo
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location9333 Imperial Hwy, Downey, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1306546577
  • Provider Enumeration Date: 03/07/2023
  • Last Update Date: 06/28/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 5294197349
  • Enrollment ID: I20230822000591

Medical Identifiers

Medical identifiers for William Frappaolo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1306546577NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse 95164803 (California)Secondary
367500000XNurse Anesthetist, Certified Registered 95002003 (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. William Frappaolo allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. William Frappaolo 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
William Frappaolo,
9333 Imperial Hwy,
Downey, CA 90242-2812

Ph: () -
William Frappaolo,
9333 Imperial Hwy,
Downey, CA 90242-2812

Ph: (833) 573-2273

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Downey, CA

Chelsea Putman,
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 833-574-2273    
Monica Lang,
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 833-574-2273    
Frances Aponte, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 7601 Imperial Hwy, Downey, CA 90242
Phone: 562-803-0124    Fax: 562-803-5569
Amee T. Ramirez, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 9449 Imperial Hwy, Downey, CA 90242
Phone: 562-657-9900    
Karen L. Glance-smith, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 8635 Firestone Blvd, Ste # 100, Downey, CA 90241
Phone: 562-862-5121    Fax: 562-862-3027
Ronald Rea Tolentino Atienza, C.R.N.A
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 562-657-9000    
Chelsea Palacios,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 916-718-3640    

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.