Chang S Joo, MD - Medicare Nephrology in Modesto, CA

Chang S Joo, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Modesto, California. He graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Modesto Kidney Medical Group and his current practice location is 305 E Granger Ave, Ste 202, Modesto, California. You can reach out to his office (for appointments etc.) via phone at (209) 526-1606.

Chang S Joo is licensed to practice in California (license number A481920) 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 1508868787.

Contact Information

Chang S Joo, MD
305 E Granger Ave, Ste 202,
Modesto, CA 95350-4344
(209) 526-1606
(209) 526-1677

Map and Direction




Physician's Profile

Full NameChang S Joo
GenderMale
SpecialityNephrology
Experience44 Years
Location305 E Granger Ave, Modesto, 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:
  • Chang S Joo graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1508868787
  • Provider Enumeration Date: 06/01/2005
  • Last Update Date: 02/22/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6507832201
  • Enrollment ID: I20040908000852

Medical Identifiers

Medical identifiers for Chang S Joo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508868787NPI-NPPES
00A481920MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology A481920 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Modesto Kidney Center, LlcModesto, CADialysis facility
Parkway Kidney CenterModesto, CADialysis facility
Satellite Dialysis TurlockTurlock, CADialysis facility
Innovative Dialysis Of Patterson, LlcPatterson, CADialysis facility
Archway Dialysis Of ModestoModesto, CADialysis facility
Doctors Medical CenterModesto, CAHospital
Memorial Medical CenterModesto, CAHospital
Emanuel Medical CenterTurlock, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Modesto Kidney Medical Group10523957953

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. Chang S Joo allows following entities to bill medicare on his behalf.
Entity NameModesto Kidney Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1306848569
PECOS PAC ID: 1052395795
Enrollment ID: O20040617001640

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. Chang S Joo 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
Chang S Joo, MD
305 E Granger Ave, Ste 202,
Modesto, CA 95350-4344

Ph: (209) 526-1606
Chang S Joo, MD
305 E Granger Ave, Ste 202,
Modesto, CA 95350-4344

Ph: (209) 526-1606

Reviews and Comments


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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.