Christopher James Walker, NP - Medicare Nurse Practitioner in Palo Alto, CA

Christopher James Walker, NP is a medicare enrolled "Nurse Practitioner" in Palo Alto, California. He graduated from nursing school in 2018 and has 8 years of diverse experience with area of expertise as Nurse Practitioner. His current practice location is 725 Welch Rd, Palo Alto, California. You can reach out to his office (for appointments etc.) via phone at (650) 497-8000.

Christopher James Walker is licensed to practice in California (license number 95010375) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1790670701.

Contact Information

Christopher James Walker, NP
725 Welch Rd,
Palo Alto, CA 94304-1601
(650) 497-8000
Not Available

Map and Direction




Provider's Profile

Full NameChristopher James Walker
GenderMale
SpecialityNurse Practitioner
Experience8 Years
Location725 Welch Rd, Palo Alto, California
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Christopher James Walker graduated from nursing school in 2018
  NPI Data:
  • NPI Number: 1790670701
  • Provider Enumeration Date: 06/10/2025
  • Last Update Date: 01/05/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 7618462722
  • Enrollment ID: I20251216003693

Medical Identifiers

Medical identifiers for Christopher James Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1790670701NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP2300XNurse Practitioner - Primary Care 95010375 (California)Secondary
363L00000XNurse Practitioner 95010375 (California)Primary

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. Christopher James Walker 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
Christopher James Walker, NP
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000
Christopher James Walker, NP
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000

Reviews and Comments


Nurse Practitioner Nurses in Palo Alto, CA

Wendy Leigh Adams, ARNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Lauren Genna Roos, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Sarah Davidson, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 212 High St, Palo Alto, CA 94301
Phone: 415-663-5584    
Erin Danielle Herse, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Rhea Mathew,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 300 Pasteur Dr, Palo Alto, CA 94304
Phone: 209-675-3787    
Christian Laparan, FNP-C
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 795 El Camino Real, Palo Alto, CA 94301
Phone: 650-853-2977    
Theresa V Pittman, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 795 El Camino Real, Palo Alto, CA 94301
Phone: 650-321-4121    

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.