Dr Hassib Wali, MD - Medicare Internal Medicine in Vacaville, CA

Dr Hassib Wali, MD is a medicare enrolled "Hospitalist" physician in Vacaville, California. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Permanente Medical Group Inc and his current practice location is 1 Quality Dr, Vacaville, California. You can reach out to his office (for appointments etc.) via phone at (707) 624-4000.

Dr Hassib Wali is licensed to practice in California (license number C151018) 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 1821222878.

Contact Information

Dr Hassib Wali, MD
1 Quality Dr,
Vacaville, CA 95688-9494
(707) 624-4000
Not Available

Map and Direction




Physician's Profile

Full NameDr Hassib Wali
GenderMale
SpecialityInternal Medicine
Experience15 Years
Location1 Quality Dr, Vacaville, 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:
  • Dr Hassib Wali graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1821222878
  • Provider Enumeration Date: 05/06/2009
  • Last Update Date: 02/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9537310503
  • Enrollment ID: I20171226001899

Medical Identifiers

Medical identifiers for Dr Hassib Wali such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821222878NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist C151018 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - Walnut CreekWalnut creek, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102258376

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 Hassib Wali allows following entities to bill medicare on his behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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 Hassib Wali 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 Hassib Wali, MD
115 West Silver Street,
Westfield, MA 01086-1634

Ph: (413) 562-3444
Dr Hassib Wali, MD
1 Quality Dr,
Vacaville, CA 95688-9494

Ph: (707) 624-4000

Reviews and Comments


Hospitalist Doctors in Vacaville, CA

Huma Javed Ahmad, D.O.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 1 Quality Dr, Vacaville, CA 95688
Phone: 707-624-1266    
Michelle K. Lim, D.O.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 1 Quality Dr, Vacaville, CA 95688
Phone: 707-624-4000    
Dr. Piangwarin Phaosawasdi, M.D
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 1360 Burton Dr, Suite 160, Vacaville, CA 95687
Phone: 707-446-4379    Fax: 707-446-4417

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.