Ms Tracy Ann Siegfried, MD - Medicare Internal Medicine in Laguna Hills, CA

Ms Tracy Ann Siegfried, MD is a medicare enrolled "Internal Medicine" physician in Laguna Hills, California. She graduated from medical school in 1994 and has 30 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Saddleback Medical Group Inc and her current practice location is 24221 Calle De La Louisa, Suite 400, Laguna Hills, California. You can reach out to her office (for appointments etc.) via phone at (949) 465-8155.

Ms Tracy Ann Siegfried is licensed to practice in California (license number A62919) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1366598591.

Contact Information

Ms Tracy Ann Siegfried, MD
24221 Calle De La Louisa, Suite 400,
Laguna Hills, CA 92653-7638
(949) 465-8155
(949) 465-8159

Map and Direction




Physician's Profile

Full NameMs Tracy Ann Siegfried
GenderFemale
SpecialityInternal Medicine
Experience30 Years
Location24221 Calle De La Louisa, Laguna Hills, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Ms Tracy Ann Siegfried graduated from medical school in 1994
  NPI Data:
  • NPI Number: 1366598591
  • Provider Enumeration Date: 01/29/2007
  • Last Update Date: 06/16/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 1254308380
  • Enrollment ID: I20040916000701

Medical Identifiers

Medical identifiers for Ms Tracy Ann Siegfried such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366598591NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A62919 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Memorialcare Saddleback Medical CenterLaguna hills, CAHospital
Hoag Memorial Hospital PresbyterianNewport beach, CAHospital
Mission Hospital Regional Med CenterMission viejo, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Saddleback Medical Group Inc509260690531

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. Ms Tracy Ann Siegfried allows following entities to bill medicare on her behalf.
Entity NameSaddleback Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1386605822
PECOS PAC ID: 5092606905
Enrollment ID: O20040322000770

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. Ms Tracy Ann Siegfried 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
Ms Tracy Ann Siegfried, MD
24331 El Toro Rd, Suite 360,
Laguna Woods, CA 92637-2752

Ph: (949) 600-7733
Ms Tracy Ann Siegfried, MD
24221 Calle De La Louisa, Suite 400,
Laguna Hills, CA 92653-7638

Ph: (949) 465-8155

Reviews and Comments


Internal Medicine Doctors in Laguna Hills, CA

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Dr. James M Hawkins, MD
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Dr. Teneese Nguyen, MD.
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Practice Location: 23141 Verdugo Dr, Ste 201, Laguna Hills, CA 92653
Phone: 949-215-5055    Fax: 949-215-5044

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.