Ana Cecilia Ortiz-guerrero, MD - Medicare Nephrology in Torrance, CA

Ana Cecilia Ortiz-guerrero, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Torrance, California. She graduated from medical school in 2004 and has 20 years of diverse experience with area of expertise as Nephrology. She is a member of the group practice Internal Medicine And Nephrology Med. Group Inc. and her current practice location is 3291 Skypark Dr, Torrance, California. You can reach out to her office (for appointments etc.) via phone at (310) 325-4517.

Ana Cecilia Ortiz-guerrero is licensed to practice in California (license number A117719) 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 1275776536.

Contact Information

Ana Cecilia Ortiz-guerrero, MD
3291 Skypark Dr,
Torrance, CA 90505-5004
(310) 325-4517
(310) 325-1144

Map and Direction




Physician's Profile

Full NameAna Cecilia Ortiz-guerrero
GenderFemale
SpecialityNephrology
Experience20 Years
Location3291 Skypark Dr, Torrance, 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:
  • Ana Cecilia Ortiz-guerrero graduated from medical school in 2004
  NPI Data:
  • NPI Number: 1275776536
  • Provider Enumeration Date: 04/15/2009
  • Last Update Date: 02/28/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 9133365059
  • Enrollment ID: I20130422000039

Medical Identifiers

Medical identifiers for Ana Cecilia Ortiz-guerrero such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275776536NPI-NPPES
A117719OtherCAMEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology A117719 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
U.s. Renal Care Lomita DialysisLomita, CADialysis facility
Torrance Memorial Medical CenterTorrance, CAHospital
Providence Little Co Of Mary Med Ctr San PedroSan pedro, CAHospital
Providence Little Company Of Mary Med Ctr TorranceTorrance, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Internal Medicine And Nephrology Med. Group Inc.31736814008

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. Ana Cecilia Ortiz-guerrero allows following entities to bill medicare on her behalf.
Entity NameInternal Medicine And Nephrology Med. Group Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497759104
PECOS PAC ID: 3173681400
Enrollment ID: O20081015000298

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. Ana Cecilia Ortiz-guerrero 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
Ana Cecilia Ortiz-guerrero, MD
3291 Skypark Dr,
Torrance, CA 90505-5004

Ph: (310) 325-4517
Ana Cecilia Ortiz-guerrero, MD
3291 Skypark Dr,
Torrance, CA 90505-5004

Ph: (310) 325-4517

Reviews and Comments


Internal Medicine Doctors in Torrance, CA

Dr. Sarah E Tomassetti, M.D.
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Hosayn Khaleeli, MD
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Mr. Anthony C Dike, MD
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Practice Location: 20280 S Vermont Ave Ste 215, Torrance, CA 90502
Phone: 323-434-4626    Fax: 310-693-8082
Paul J Brown, M.D.
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Practice Location: 3333 Skypark Dr, Torrance, CA 90505
Phone: 310-517-9006    

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.