Dr Umesh Kumar Tiwari, MD - Medicare Internal Medicine in Luke Afb, AZ

Dr Umesh Kumar Tiwari, MD is a medicare enrolled "Internal Medicine" physician in Luke Afb, Arizona. His current practice location is 7219 N Litchfield Rd, Luke Afb, Arizona. You can reach out to his office (for appointments etc.) via phone at (623) 856-2274.

Dr Umesh Kumar Tiwari is licensed to practice in Arizona (license number 43345) 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 1457426082.

Contact Information

Dr Umesh Kumar Tiwari, MD
7219 N Litchfield Rd,
Luke Afb, AZ 85309-1529
(623) 856-2274
(623) 856-2777

Map and Direction




Physician's Profile

Full NameDr Umesh Kumar Tiwari
GenderMale
SpecialityInternal Medicine
Location7219 N Litchfield Rd, Luke Afb, Arizona
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1457426082
  • Provider Enumeration Date: 11/21/2006
  • Last Update Date: 07/25/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3173753290
  • Enrollment ID: I20140311000101

Medical Identifiers

Medical identifiers for Dr Umesh Kumar Tiwari such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457426082NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A93224 (California)Secondary
207R00000XInternal Medicine 43345 (Arizona)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 Umesh Kumar Tiwari allows following entities to bill medicare on his behalf.
Entity NameGreater Phoenix Collaborative Care Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750686614
PECOS PAC ID: 0941503304
Enrollment ID: O20160120000300

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 Umesh Kumar Tiwari 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 Umesh Kumar Tiwari, MD
530 E Mcdowell Rd # 107-622,
Phoenix, AZ 85004-1549

Ph: (951) 200-5183
Dr Umesh Kumar Tiwari, MD
7219 N Litchfield Rd,
Luke Afb, AZ 85309-1529

Ph: (623) 856-2274

Reviews and Comments


Internal Medicine Doctors in Luke Afb, AZ

Dr. Wanda Luz Figueroa- Cruz, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 7219 N Litchfield Rd, Luke Afb, AZ 85309
Phone: 623-856-2274    
Dr. Richard Allan Williams, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 7219 N Litchfield Rd, Luke Afb, AZ 85309
Phone: 623-856-3130    

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.