Dr Michael Warren Fitzgibbons, MD - Medicare Infectious Disease in Santa Ana, CA

Dr Michael Warren Fitzgibbons, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Santa Ana, California. He went to Georgetown University School Of Medicine and graduated in 1976 and has 48 years of diverse experience with area of expertise as Infectious Disease. His current practice location is 1913 E 17th St, Suite 102, Santa Ana, California. You can reach out to his office (for appointments etc.) via phone at (714) 541-3744.

Dr Michael Warren Fitzgibbons is licensed to practice in California (license number G34615) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1194727859.

Contact Information

Dr Michael Warren Fitzgibbons, MD
1913 E 17th St, Suite 102,
Santa Ana, CA 92705-8627
(714) 541-3744
(714) 541-4680

Map and Direction




Physician's Profile

Full NameDr Michael Warren Fitzgibbons
GenderMale
SpecialityInfectious Disease
Experience48 Years
Location1913 E 17th St, Santa Ana, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Michael Warren Fitzgibbons attended and graduated from Georgetown University School Of Medicine in 1976
  NPI Data:
  • NPI Number: 1194727859
  • Provider Enumeration Date: 08/12/2005
  • Last Update Date: 04/01/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 4880845437
  • Enrollment ID: I20121108000318

Medical Identifiers

Medical identifiers for Dr Michael Warren Fitzgibbons such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194727859NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease G34615 (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. Dr Michael Warren Fitzgibbons allows following entities to bill medicare on his behalf.
Entity NamePacific Private Practice Network Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033501077
PECOS PAC ID: 1254659261
Enrollment ID: O20150422001711

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. Dr Michael Warren Fitzgibbons 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
Dr Michael Warren Fitzgibbons, MD
Po Box 62316,
Irvine, CA 92602-6077

Ph: (714) 731-7871
Dr Michael Warren Fitzgibbons, MD
1913 E 17th St, Suite 102,
Santa Ana, CA 92705-8627

Ph: (714) 541-3744

Reviews and Comments


Internal Medicine Doctors in Santa Ana, CA

Dr. Meena Kumari Meka, M.D.
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Phone: 714-979-5734    Fax: 562-426-9882
Mr. Hon Yu, MD
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Medicare: Medicare Enrolled
Practice Location: 2701 S Bristol St, Santa Ana, CA 92704
Phone: 714-210-2450    Fax: 714-210-2454
Alan C Schwartz, MD
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Practice Location: 2621 S Bristol St, #307, Santa Ana, CA 92704
Phone: 714-918-3070    
Ranjit N Goonetilleke, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 999 N Tustin Ave, Suite 224, Santa Ana, CA 92705
Phone: 714-973-8522    
Quy Huu Nguyen, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1725 W 17th St, Santa Ana, CA 92706
Phone: 714-834-8017    Fax: 714-896-7316
Dr. Nabil A Phillips, M.D.
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1100 N Tustin Ave, Suite A, Santa Ana, CA 92705
Phone: 714-542-9100    Fax: 714-542-9105
Dr. Ronald L Kaufman, MD
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 3 Imperial Promenade, Ste 300, Santa Ana, CA 92707
Phone: 714-428-6812    Fax: 714-242-7640

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.