Dr Walter Win Tun Ang, MD - Medicare Hospitalist in Lancaster, CA

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Dr Walter Win Tun Ang, MD is a medicare enrolled "Hospitalist" physician in Lancaster, California. His current practice location is 43839 15th St W, Lancaster, California. You can reach out to his office (for appointments etc.) via phone at (661) 945-5984.

Dr Walter Win Tun Ang is licensed to practice in Florida (license number ME120678) 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 1558575696.

Contact Information

Dr Walter Win Tun Ang, MD
43839 15th St W,
Lancaster, CA 93534-4756
(661) 945-5984
Not Available

Map and Direction




Physician's Profile

Full NameDr Walter Win Tun Ang
GenderMale
SpecialityHospitalist
Location43839 15th St W, Lancaster, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1558575696
  • Provider Enumeration Date: 05/09/2007
  • Last Update Date: 08/05/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 6406938844
  • Enrollment ID: I20150205002138

Medical Identifiers

Medical identifiers for Dr Walter Win Tun Ang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558575696NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist A99942 (California)Secondary
207R00000XInternal Medicine A99942 (California)Secondary
208M00000XHospitalist ME120678 (Florida)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 Walter Win Tun Ang allows following entities to bill medicare on his behalf.
Entity NameHni Medical Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366735169
PECOS PAC ID: 6406028810
Enrollment ID: O20111007000131
Entity NameGalen Inpatient Physicians Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205614336
PECOS PAC ID: 3678464633
Enrollment ID: O20231116000854

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 Walter Win Tun Ang 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 Walter Win Tun Ang, MD
Po Box 7007,
Lancaster, CA 93539-7007

Ph: (661) 945-5984		Dr Walter Win Tun Ang, MD
43839 15th St W,
Lancaster, CA 93534-4756

Ph: (661) 945-5984

Reviews and Comments


Hospitalist Doctors in Lancaster, CA

Dr. Elias Ballat, D.O.
Hospitalist
Medicare: Medicare Enrolled
Practice Location: 1600 W Avenue J, Lancaster, CA 93534
Phone: 661-949-5000    
Dr. Melanie Fay Dawes, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 43839 15th St W, Lancaster, CA 93534
Phone: 661-945-5984    

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.