Dr William D Mcintyre, Jr, MD - Medicare Internal Medicine in Pasadena, CA

Dr William D Mcintyre, Jr, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Pasadena, California. He graduated from medical school in 1974 and has 50 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 401 S Fair Oaks Ave, Pasadena, California. You can reach out to his office (for appointments etc.) via phone at (626) 304-4400.

Dr William D Mcintyre, Jr is licensed to practice in California (license number G29828) 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 1710925144.

Contact Information

Dr William D Mcintyre, Jr, MD
401 S Fair Oaks Ave,
Pasadena, CA 91105-2603
(626) 304-4400
(626) 296-3457

Map and Direction




Physician's Profile

Full NameDr William D Mcintyre, Jr
GenderMale
SpecialityInternal Medicine
Experience50 Years
Location401 S Fair Oaks Ave, Pasadena, 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 William D Mcintyre, Jr graduated from medical school in 1974
  NPI Data:
  • NPI Number: 1710925144
  • Provider Enumeration Date: 06/04/2006
  • Last Update Date: 11/07/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 8527237981
  • Enrollment ID: I20110802000198

Medical Identifiers

Medical identifiers for Dr William D Mcintyre, Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1710925144NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology G29828 (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 D Mcintyre, Jr allows following entities to bill medicare on his behalf.
Entity NameCanyon Vista Healthcare Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1245526029
PECOS PAC ID: 5092984450
Enrollment ID: O20110802000172

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 D Mcintyre, Jr 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 D Mcintyre, Jr, MD
Po Box 35380,
Las Vegas, NV 89133-5380

Ph: (714) 443-4512
Dr William D Mcintyre, Jr, MD
401 S Fair Oaks Ave,
Pasadena, CA 91105-2603

Ph: (626) 304-4400

Reviews and Comments


Internal Medicine Doctors in Pasadena, CA

Ms. Kimberly Anne Shriner, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 50 Alessandro Pl, Suite 360, Pasadena, CA 91105
Phone: 626-793-6133    Fax: 626-793-6135
Praneet Kalkat, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 960 E Green St Ste 105, Pasadena, CA 91106
Phone: 626-304-0782    Fax: 626-310-0552
Gargi H Upadhyaya, M.D.
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Medicare: May Accept Medicare Assignments
Practice Location: 1121 Arden Rd, Pasadena, CA 91106
Phone: 626-256-4673    
Lu Jiao, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 301 S Fair Oaks Ave, Suite 300, Pasadena, CA 91105
Phone: 626-795-7556    
Kristin J Karlyn, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1044 S Fair Oaks Ave Ste 101, Pasadena, CA 91105
Phone: 626-734-7870    Fax: 626-593-6550
Dr. Glenn David Littenberg, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 630 S Raymond Ave, Suite 240, Pasadena, CA 91105
Phone: 626-449-9920    Fax: 626-578-7366
Dr. Robert E Ladines, M.D.
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1515 N Fair Oaks Ave, Pasadena, CA 91103
Phone: 626-798-1111    Fax: 626-345-1901

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.