Dr Hollis W Walker, MD - Medicare Hematology/oncology in Elmhurst, IL

Dr Hollis W Walker, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Elmhurst, Illinois. He went to Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University and graduated in 2010 and has 14 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Edward Health Ventures and his current practice location is 177 E Brush Hill Rd, Elmhurst, Illinois. You can reach out to his office (for appointments etc.) via phone at (331) 221-5900.

Dr Hollis W Walker is licensed to practice in Illinois (license number 036.141268) 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 1053622290.

Contact Information

Dr Hollis W Walker, MD
177 E Brush Hill Rd,
Elmhurst, IL 60126-5658
(331) 221-5900
(331) 221-3857



Physician's Profile

Full NameDr Hollis W Walker
GenderMale
SpecialityHematology/oncology
Experience14 Years
Location177 E Brush Hill Rd, Elmhurst, Illinois
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 Hollis W Walker attended and graduated from Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University in 2010
  NPI Data:
  • NPI Number: 1053622290
  • Provider Enumeration Date: 06/22/2010
  • Last Update Date: 12/09/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 2365745155
  • Enrollment ID: I20160901001219

Medical Identifiers

Medical identifiers for Dr Hollis W Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053622290NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 036.141268 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Elmhurst Memorial HospitalElmhurst, ILHospital
Edward HospitalNaperville, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Edward Health Ventures4284531484510

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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 Hollis W Walker allows following entities to bill medicare on his behalf.
Entity NameEdward Health Ventures
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962452912
PECOS PAC ID: 4284531484
Enrollment ID: O20031216000616

News Archive

Study: Employees will pay more for health insurance in 2011

Companies' health costs will rise about 9 percent on average next year as a result of the aging workforce, growing medical costs and health law-related changes, and employees can expect to pick up an ever-growing share, the Los Angeles Times reports. Human resources consultant Hewitt's survey of 350 medium to large firms found companies "will spend $9,821 per employee on average for insurance next year, up from $9,028 this year — an 8.8% increase and more than double what they paid in 2001."

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Entity NameNorthshore University Healthsystem Faculty Practice Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497701882
PECOS PAC ID: 2163334699
Enrollment ID: O20040524000118

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Study: Employees will pay more for health insurance in 2011

Companies' health costs will rise about 9 percent on average next year as a result of the aging workforce, growing medical costs and health law-related changes, and employees can expect to pick up an ever-growing share, the Los Angeles Times reports. Human resources consultant Hewitt's survey of 350 medium to large firms found companies "will spend $9,821 per employee on average for insurance next year, up from $9,028 this year — an 8.8% increase and more than double what they paid in 2001."

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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 Hollis W Walker 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 Hollis W Walker, MD
177 E Brush Hill Rd,
Elmhurst, IL 60126-5658

Ph: () -
Dr Hollis W Walker, MD
177 E Brush Hill Rd,
Elmhurst, IL 60126-5658

Ph: (331) 221-5900

News Archive

Study: Employees will pay more for health insurance in 2011

Companies' health costs will rise about 9 percent on average next year as a result of the aging workforce, growing medical costs and health law-related changes, and employees can expect to pick up an ever-growing share, the Los Angeles Times reports. Human resources consultant Hewitt's survey of 350 medium to large firms found companies "will spend $9,821 per employee on average for insurance next year, up from $9,028 this year — an 8.8% increase and more than double what they paid in 2001."

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Internal Medicine Doctors in Elmhurst, IL

William T O'rourke, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 172 E Schiller St, Elmhurst, IL 60126
Phone: 331-221-0000    Fax: 331-221-2312
Maelen M Pantano, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 172 Schiller St, Elmhurst, IL 60126
Phone: 331-221-9001    Fax: 331-221-2315
Ramier J Lehne,
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1200 S York St Ste 2000, Elmhurst, IL 60126
Phone: 331-221-9199    
Barbara E Potaczek, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 155 E Brush Hill Rd, Elmhurst, IL 60126
Phone: 331-221-8952    Fax: 331-221-3782
Dr. Lalitha Dileep-ansal, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 155 E Brush Hill Rd, Elmhurst, IL 60126
Phone: 331-221-8952    Fax: 331-221-3782
Dr. Omar Shamsi, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1200 S York St, Suite 1240, Elmhurst, IL 60126
Phone: 331-221-6140    Fax: 331-221-3838
Dhara Naik, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 172 E Schiller St, Elmhurst, IL 60126
Phone: 331-221-0000    Fax: 331-221-2312

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