Dr Archana Aggarwal, MD - Medicare Nephrology in Castro Valley 94546, CA

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Dr Archana Aggarwal, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Castro Valley 94546, California. She went to Howard University College Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Nephrology. She is a member of the group practice West Coast Kidney and her current practice location is 20055 Castro Valley Road, Castro Valley 94546, California. You can reach out to her office (for appointments etc.) via phone at (510) 881-1490.

Dr Archana Aggarwal is licensed to practice in California (license number A74682) 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 1326024084.

Contact Information

Dr Archana Aggarwal, MD
20055 Castro Valley Road,
Castro Valley 94546, CA 94546-2201
(510) 881-1490
Not Available

Map and Direction




Physician's Profile

Full NameDr Archana Aggarwal
GenderFemale
SpecialityNephrology
Experience25 Years
Location20055 Castro Valley Road, Castro Valley 94546, 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:
  • Dr Archana Aggarwal attended and graduated from Howard University College Of Medicine in 1999
  NPI Data:
  • NPI Number: 1326024084
  • Provider Enumeration Date: 12/15/2005
  • Last Update Date: 07/20/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 1658320247
  • Enrollment ID: I20050120001081

Medical Identifiers

Medical identifiers for Dr Archana Aggarwal such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1326024084NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology A74682 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hayward Dialysis CenterHayward, CADialysis facility
Eden Medical CenterCastro valley, CAHospital
Highland HospitalOakland, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
West Coast Kidney175970014948

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 Archana Aggarwal allows following entities to bill medicare on her behalf.
Entity NameAlameda Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740332931
PECOS PAC ID: 3779494521
Enrollment ID: O20031110000764
Entity NameChabot Nephrology Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912958422
PECOS PAC ID: 5092703454
Enrollment ID: O20040629001273
Entity NameWest Coast Kidney
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952914681
PECOS PAC ID: 1759700149
Enrollment ID: O20201005001363

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 Archana Aggarwal 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 Archana Aggarwal, MD
20055 Lake Chabot Rd,
Castro Valley, CA 94546-5331

Ph: (510) 881-1490		Dr Archana Aggarwal, MD
20055 Castro Valley Road,
Castro Valley 94546, CA 94546-2201

Ph: (510) 881-1490

Reviews and Comments


Internal Medicine Doctors in Castro Valley 94546, CA


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.