Dr Jaesoo Pak, MD - Medicare Internal Medicine in Cerritos, CA

Dr Jaesoo Pak, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Cerritos, California. He went to George Washington University School Of Medicine and graduated in 1992 and has 32 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice First Medical Center Inc and his current practice location is 11841 South St, Cerritos, California. You can reach out to his office (for appointments etc.) via phone at (562) 809-8082.

Dr Jaesoo Pak is licensed to practice in California (license number G77845) 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 1023124054.

Contact Information

Dr Jaesoo Pak, MD
11841 South St,
Cerritos, CA 90703-6825
(562) 809-8082
Not Available

Map and Direction




Physician's Profile

Full NameDr Jaesoo Pak
GenderMale
SpecialityInternal Medicine
Experience32 Years
Location11841 South St, Cerritos, 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 Jaesoo Pak attended and graduated from George Washington University School Of Medicine in 1992
  NPI Data:
  • NPI Number: 1023124054
  • Provider Enumeration Date: 08/22/2006
  • Last Update Date: 07/09/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2668570557
  • Enrollment ID: I20070530000419

Medical Identifiers

Medical identifiers for Dr Jaesoo Pak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023124054NPI-NPPES
G77845OtherCAMEDICAL LICENSE NUMBER
00G077845MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G77845 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
First Medical Center Inc81230838703

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 Jaesoo Pak allows following entities to bill medicare on his behalf.
Entity NameFirst Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134297492
PECOS PAC ID: 8123083870
Enrollment ID: O20041122001305

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 Jaesoo Pak 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 Jaesoo Pak, MD
11841 South St,
Cerritos, CA 90703-6825

Ph: (562) 809-8082
Dr Jaesoo Pak, MD
11841 South St,
Cerritos, CA 90703-6825

Ph: (562) 809-8082

Reviews and Comments


Internal Medicine Doctors in Cerritos, CA

Dr. Ardavan Mehdizadeh, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 12900 Park Plaza Dr, Suite 150, Cerritos, CA 90703
Phone: 562-207-0139    Fax: 562-741-4479
Donald S. Furman, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 12900 Park Plaza Dr, Attention: Maggie Noles, Cerritos, CA 90703
Phone: 562-741-4461    Fax: 562-741-4413
Dipti Doshi, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 17100 Norwalk Blvd, Ste 101, Cerritos, CA 90703
Phone: 562-860-2111    Fax: 562-860-5959
Dr. Ali Baghian, M.D
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 18000 Studebaker Rd Ste 800, Cerritos, CA 90703
Phone: 562-735-3226    Fax: 562-869-1281
Dr. Arlene Ledesma Yu, MD, MBA
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 18000 Studebaker Rd Ste 800, Cerritos, CA 90703
Phone: 562-735-3226    
Senthilraj Nadarajah, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 12855 Moorshire Dr, Cerritos, CA 90703
Phone: 253-232-7810    

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.