Chelsea Takamatsu, MD - Medicare Internal Medicine in Palo Alto, CA

Chelsea Takamatsu, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Palo Alto, California. Her current practice location is 300 Pasteur Dr, Palo Alto, California. You can reach out to her office (for appointments etc.) via phone at (650) 721-6680.

Chelsea Takamatsu is licensed to practice in California (license number 195259) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1861013096.

Contact Information

Chelsea Takamatsu, MD
300 Pasteur Dr,
Palo Alto, CA 94305-2200
(650) 721-6680
(539) 265-5945

Map and Direction




Physician's Profile

Full NameChelsea Takamatsu
GenderFemale
SpecialityInternal Medicine - Nephrology
Location300 Pasteur Dr, Palo Alto, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1861013096
  • Provider Enumeration Date: 04/28/2020
  • Last Update Date: 07/15/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 7416370572
  • Enrollment ID: I20230516000466

Medical Identifiers

Medical identifiers for Chelsea Takamatsu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861013096NPI-NPPES
61172OtherAZSTATE LICENSE
195259OtherCASTATE LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine R78078 (Arizona)Secondary
207RN0300XInternal Medicine - Nephrology 195259 (California)Primary

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. Chelsea Takamatsu allows following entities to bill medicare on her behalf.
Entity NameBanner -- University Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508809427
PECOS PAC ID: 7719899871
Enrollment ID: O20031105000694

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. Chelsea Takamatsu 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
Chelsea Takamatsu, MD
300 Pasteur Dr,
Stanford, CA 94305-2200

Ph: (650) 721-6680
Chelsea Takamatsu, MD
300 Pasteur Dr,
Palo Alto, CA 94305-2200

Ph: (650) 721-6680

Reviews and Comments


Internal Medicine Doctors in Palo Alto, CA

Daniel Joseph Razzano, M.D.
Nephrology
Medicare: Medicare Enrolled
Practice Location: 3801 Miranda Ave, Palo Alto, CA 94304
Phone: 650-493-5000    
Mahnoosh Kuhbanani Seifoddini, M.D.
Nephrology
Medicare: Medicare Enrolled
Practice Location: 3801 Miranda Ave, Va Palo Alto Health Care System (111stc), Palo Alto, CA 94304
Phone: 209-946-3400    
Dr. Yusra Nazar Hussain, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 770 Welch Rd, Suite # 250, Palo Alto, CA 94304
Phone: 650-328-1676    Fax: 650-445-0911
Dr. David Yao, M.D.
Nephrology
Medicare: Medicare Enrolled
Practice Location: 3801 Miranda Ave, Medical Services (111a), Palo Alto, CA 94304
Phone: 650-493-5000    
Dr. Franklin Perry, M.D.
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 2175 Park Blvd, Palo Alto, CA 94306
Phone: 650-330-3688    Fax: 650-330-3686
Dr. Ryan Arthur Mcconnell, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 795 El Camino Real, Palo Alto, CA 94301
Phone: 650-853-2972    
Dr. Ann Margaretha Lowe, M.D.
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 420 Cambridge Ave, Unit 3, Palo Alto, CA 94306
Phone: 650-323-6614    

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.