Robert Guillen Iii, RN - Registered Nurse in Clayton, CA

Robert Guillen Iii, RN is a Registered Nurse based in Clayton, California. Robert Guillen Iii is licensed to practice in California (license number 95208257) and his current practice location is 1367 Yosemite Cir, Clayton, California. He can be reached at his office (for appointments etc.) via phone at (415) 604-7156.

NPI number for Robert Guillen Iii is 1528963709 and his current mailing address is 1367 Yosemite Cir, Clayton, California. He does not participate in medicare program and thus does not accept medicare assignments. His NPI Number is 1528963709.

Contact Information

Robert Guillen Iii, RN
1367 Yosemite Cir,
Clayton, CA 94517-2121
(415) 604-7156
Not Available

Map and Direction




Provider's Profile

Full NameRobert Guillen Iii
GenderMale
SpecialityRegistered Nurse
Location1367 Yosemite Cir, Clayton, California
Accepts Medicare AssignmentsDoes not participate in Medicare Program. He may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1528963709
  • Provider Enumeration Date: 10/08/2026
  • Last Update Date: 10/08/2026

Medical Identifiers

Medical identifiers for Robert Guillen Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528963709NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse 95208257 (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. Robert Guillen Iii is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Robert Guillen Iii, RN
1367 Yosemite Cir,
Clayton, CA 94517-2121

Ph: Not Available
Robert Guillen Iii, RN
1367 Yosemite Cir,
Clayton, CA 94517-2121

Ph: (415) 604-7156

Reviews and Comments


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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.

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