Dr William R Halloran, MD - Medicare Psychiatry & Neurology in Chico, CA

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Dr William R Halloran, MD is a medicare enrolled "Psychiatry & Neurology - Child & Adolescent Psychiatry" physician in Chico, California. His current practice location is 130 Amber Grove Dr, Suite 130, Chico, California. You can reach out to his office (for appointments etc.) via phone at (530) 895-7634.

Dr William R Halloran is licensed to practice in California (license number G86643) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1023149739.

Contact Information

Dr William R Halloran, MD
130 Amber Grove Dr, Suite 130,
Chico, CA 95973-5875
(530) 895-7634
(530) 342-2440

Map and Direction




Physician's Profile

Full NameDr William R Halloran
GenderMale
SpecialityPsychiatry & Neurology - Child & Adolescent Psychiatry
Location130 Amber Grove Dr, Chico, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1023149739
  • Provider Enumeration Date: 03/07/2007
  • Last Update Date: 07/31/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 9830145366
  • Enrollment ID: I20050328000532

Medical Identifiers

Medical identifiers for Dr William R Halloran such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023149739NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0804XPsychiatry & Neurology - Child & Adolescent Psychiatry G86643 (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. Dr William R Halloran allows following entities to bill medicare on his behalf.
Entity NameCounty Of Amador
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205055886
PECOS PAC ID: 9537223375
Enrollment ID: O20140225001385

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 William R Halloran 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 William R Halloran, MD
130 Amber Grove Dr, Suite 130,
Chico, CA 95973-5875

Ph: (530) 895-7634		Dr William R Halloran, MD
130 Amber Grove Dr, Suite 130,
Chico, CA 95973-5875

Ph: (530) 895-7634

Reviews and Comments


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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.

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