Dr William Dennis, MD - Medicare Emergency Medicine in Glendale, AZ

Dr William Dennis, MD is a medicare enrolled "Emergency Medicine" physician in Glendale, Arizona. He went to University Of Missouri, Kansas City, School Of Medicine and graduated in 1998 and has 26 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Southeastern Emergency Physicians Of Memphis Llc and his current practice location is 18701 N 67th Ave, Glendale, Arizona. You can reach out to his office (for appointments etc.) via phone at (623) 561-1000.

Dr William Dennis is licensed to practice in Arizona (license number 61158) 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 1629040118.

Contact Information

Dr William Dennis, MD
18701 N 67th Ave,
Glendale, AZ 85308-7100
(623) 561-1000
Not Available

Map and Direction




Physician's Profile

Full NameDr William Dennis
GenderMale
SpecialityEmergency Medicine
Experience26 Years
Location18701 N 67th Ave, Glendale, Arizona
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 William Dennis attended and graduated from University Of Missouri, Kansas City, School Of Medicine in 1998
  NPI Data:
  • NPI Number: 1629040118
  • Provider Enumeration Date: 02/07/2006
  • Last Update Date: 04/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1759322639
  • Enrollment ID: I20100621000009

Medical Identifiers

Medical identifiers for Dr William Dennis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629040118NPI-NPPES
101277407MedicaidPA
1629040118OtherMTNPI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207PE0004XEmergency Medicine - Emergency Medical Services 0101231448 (Virginia)Secondary
207PE0004XEmergency Medicine - Emergency Medical Services MD115260 (Missouri)Secondary
207P00000XEmergency Medicine 61158 (Arizona)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southeastern Emergency Physicians Of Memphis Llc539564320982

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 Dennis allows following entities to bill medicare on his behalf.
Entity NameSoutheastern Emergency Physicians Of Memphis Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437105277
PECOS PAC ID: 5395643209
Enrollment ID: O20060711000434

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 Dennis 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 Dennis, MD
401 W Pennsylvania Ave,
Anaconda, MT 59711-1999

Ph: (406) 563-8500
Dr William Dennis, MD
18701 N 67th Ave,
Glendale, AZ 85308-7100

Ph: (623) 561-1000

Reviews and Comments


Emergency Medicine Doctors in Glendale, AZ

Dr. David Connor, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 5555 W Thunderbird Rd, Glendale, AZ 85306
Phone: 602-588-5555    
Dr. Joseph Patrick Lozon, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 5555 W Thunderbird Rd, Glendale, AZ 85306
Phone: 602-588-5555    
Charles Rounds, PAC
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 6151-6153 W Olive Ave, Glendale, AZ 85302
Phone: 602-685-6000    Fax: 602-389-3599
Dr. Ronald K Sterrenberg, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 18701 N 67th Ave, Glendale, AZ 85308
Phone: 623-561-7222    
Daniel Weiler,
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5891 W Eugie Ave, Glendale, AZ 85304
Phone: 602-588-6600    
Dr. Robert Gilbert Kaufman, D.O.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 5555 W Thunderbird Rd, Glendale, AZ 85306
Phone: 312-404-4840    
Ms. Shantall Viridiana Hall, D.O.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 5555 W Thunderbird Rd, Glendale, AZ 85306
Phone: 602-588-5555    

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.