Dr Stefan Cadag, DO - Medicare Endocrinology in Cypress, CA

Dr Stefan Cadag, DO is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Cypress, California. He went to Arizona College Of Osteopathic Medicine Mid Western University and graduated in 2004 and has 20 years of diverse experience with area of expertise as Endocrinology. He is a member of the group practice Centers For Family Medicine and his current practice location is 10601 Walker St Ste 250, Cypress, California. You can reach out to his office (for appointments etc.) via phone at (714) 252-8311.

Dr Stefan Cadag is licensed to practice in California (license number 20A14859) 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 1841408721.

Contact Information

Dr Stefan Cadag, DO
10601 Walker St Ste 250,
Cypress, CA 90630-4733
(714) 252-8311
(714) 252-8339

Map and Direction




Physician's Profile

Full NameDr Stefan Cadag
GenderMale
SpecialityEndocrinology
Experience20 Years
Location10601 Walker St Ste 250, Cypress, 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 Stefan Cadag attended and graduated from Arizona College Of Osteopathic Medicine Mid Western University in 2004
  NPI Data:
  • NPI Number: 1841408721
  • Provider Enumeration Date: 05/21/2007
  • Last Update Date: 04/02/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5092908954
  • Enrollment ID: I20170621001971

Medical Identifiers

Medical identifiers for Dr Stefan Cadag such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841408721NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 20A14859 (California)Secondary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 20A14859 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Los Alamitos Medical CenterLos alamitos, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Centers For Family Medicine9931143799122

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 Stefan Cadag allows following entities to bill medicare on his behalf.
Entity NameCenters For Family Medicine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467598243
PECOS PAC ID: 9931143799
Enrollment ID: O20050614000191

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 Stefan Cadag 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 Stefan Cadag, DO
11 Technology Dr,
Irvine, CA 92618-2302

Ph: (949) 923-3277
Dr Stefan Cadag, DO
10601 Walker St Ste 250,
Cypress, CA 90630-4733

Ph: (714) 252-8311

Reviews and Comments


Internal Medicine Doctors in Cypress, CA

Dr. William Bruce O'bryant, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Medicare Enrolled
Practice Location: 5757 Plaza Dr, Mail Stop Ca124-0142, Cypress, CA 90630
Phone: 714-226-6884    Fax: 949-588-1177
Dr. Michael Philipps, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Not Enrolled in Medicare
Practice Location: 5757 Plaza Dr, Cypress, CA 90630
Phone: 714-226-6532    
Dr. Edwin Kenji Sakamoto, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Not Enrolled in Medicare
Practice Location: 5995 Plaza Dr., Mail Stop Ca112-0533, Cypress, CA 90630
Phone: 714-226-3762    Fax: 714-226-3933
Dr. Hani Adiep Benyamin-ajaipi,
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 11453 Shippigan Way, Cypress, CA 90630
Phone: 347-277-6268    Fax: 714-209-7364
Dr. Lisa Hannah Markman, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 10601 Walker St Ste 250, Cypress, CA 90630
Phone: 714-252-8311    Fax: 714-252-8339
Peter John Winkle, MD
Endocrinology, Diabetes & Metabolism
Medicare: Medicare Enrolled
Practice Location: 11741 Valley View St, A, Cypress, CA 90630
Phone: 714-897-1071    Fax: 714-897-0125

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.