John Victor Gahagan, MD - Medicare in Pleasanton, CA

John Victor Gahagan, MD is a medicare enrolled "Surgery" physician in Pleasanton, California. His current practice location is 5725 W Las Positas Blvd Ste 100, Pleasanton, California. You can reach out to his office (for appointments etc.) via phone at (925) 734-8130.

John Victor Gahagan is licensed to practice in California (license number A126753) 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 1558629493.

Contact Information

John Victor Gahagan, MD
5725 W Las Positas Blvd Ste 100,
Pleasanton, CA 94588-4007
(925) 734-8130
Not Available

Map and Direction




Physician's Profile

Full NameJohn Victor Gahagan
GenderMale
Speciality
Experience Years
Location5725 W Las Positas Blvd Ste 100, Pleasanton, 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:
  • John Victor Gahagan attended and graduated from in
  NPI Data:
  • NPI Number: 1558629493
  • Provider Enumeration Date: 04/29/2012
  • Last Update Date: 06/11/2024
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for John Victor Gahagan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558629493NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery A126753 (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. John Victor Gahagan 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
John Victor Gahagan, MD
300 Pasteur Dr,
Palo Alto, CA 94304-2203

Ph: (650) 723-4000
John Victor Gahagan, MD
5725 W Las Positas Blvd Ste 100,
Pleasanton, CA 94588-4007

Ph: (925) 734-8130

Reviews and Comments


Surgery Doctors in Pleasanton, CA

Raman Nambisan, MD
Surgery
Medicare: Medicare Enrolled
Practice Location: 5575 W Las Positas Blvd, #270, Pleasanton, CA 94588
Phone: 925-460-3883    Fax: 925-460-3883
Mark Dy-liacco, MD
Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 5555 W Las Positas Blvd, Pleasanton, CA 94588
Phone: 925-416-3440    
Mary Elizabeth Estakhri, MD
Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 5565 W Las Positas Blvd Ste 260, Pleasanton, CA 94588
Phone: 925-534-0500    
Dr. Chau Van Dang, MD
Surgery
Medicare: Medicare Enrolled
Practice Location: 5575 W Las Positas Blvd, #270, Pleasanton, CA 94588
Phone: 925-460-3883    Fax: 925-460-3883
Dr. William Yee, M.D.
Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 4100 Foothill Rd, Pleasanton, CA 94588
Phone: 925-963-8948    Fax: 925-462-7992
Jennifer Avise, MD
Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 5924 Stoneridge Dr Ste 108, Pleasanton, CA 94588
Phone: 925-892-4290    

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.