Dr Michael A Rosenzweig, MD - Medicare Hematology/oncology in Duarte, CA

Dr Michael A Rosenzweig, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Duarte, California. He went to University Of Arizona College Of Medicine and graduated in 2001 and has 23 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice City Of Hope Medical Foundation and his current practice location is 1500 Duarte Rd, Duarte, California. You can reach out to his office (for appointments etc.) via phone at (626) 256-4673.

Dr Michael A Rosenzweig is licensed to practice in California (license number A118217) 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 1164470126.

Contact Information

Dr Michael A Rosenzweig, MD
1500 Duarte Rd,
Duarte, CA 91010-3012
(626) 256-4673
(626) 301-8256

Map and Direction




Physician's Profile

Full NameDr Michael A Rosenzweig
GenderMale
SpecialityHematology/oncology
Experience23 Years
Location1500 Duarte Rd, Duarte, 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 Michael A Rosenzweig attended and graduated from University Of Arizona College Of Medicine in 2001
  NPI Data:
  • NPI Number: 1164470126
  • Provider Enumeration Date: 05/04/2006
  • Last Update Date: 08/17/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 4688641996
  • Enrollment ID: I20111004000288

Medical Identifiers

Medical identifiers for Dr Michael A Rosenzweig such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164470126NPI-NPPES
2076110MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology A118217 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
City Of Hope Medical Foundation3779751656690

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 Michael A Rosenzweig allows following entities to bill medicare on his behalf.
Entity NameCity Of Hope Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871886366
PECOS PAC ID: 3779751656
Enrollment ID: O20110720000244

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 Michael A Rosenzweig 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 Michael A Rosenzweig, MD
1333s Mayflower Ave, 2nd Floor,
Monrovia, CA 91016-4066

Ph: (626) 775-3514
Dr Michael A Rosenzweig, MD
1500 Duarte Rd,
Duarte, CA 91010-3012

Ph: (626) 256-4673

Reviews and Comments


Internal Medicine Doctors in Duarte, CA

Sasan Fazeli, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-256-4673    Fax: 626-408-3911
Mr. Yun Yen, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1500 E Duarte Rd, Duarte, CA 91010
Phone: 626-359-8111    
Dr. Randy Allison Taplitz, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-256-4673    
Dr. Liying Cai, M.D., PH.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-256-4673    
Peter Poon-hang Lee, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-359-8111    
Dr. Sharonlin Bhardwaj, M.D.
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-256-4673    
Dr. Martin Valera Consunji, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-256-4673    

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).

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