Dr Michael J Finkelstein, MD - Medicare Internal Medicine in Oro Valley, AZ

Dr Michael J Finkelstein, MD is a medicare enrolled "Internal Medicine" physician in Oro Valley, Arizona. His current practice location is 10425 N Oracle Rd, Suite 105, Oro Valley, Arizona. You can reach out to his office (for appointments etc.) via phone at (520) 544-7644.

Dr Michael J Finkelstein is licensed to practice in Arizona (license number 20595) 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 1417932286.

Contact Information

Dr Michael J Finkelstein, MD
10425 N Oracle Rd, Suite 105,
Oro Valley, AZ 85737-9357
(520) 544-7644
(520) 544-0548

Map and Direction




Physician's Profile

Full NameDr Michael J Finkelstein
GenderMale
SpecialityInternal Medicine
Location10425 N Oracle Rd, Oro Valley, Arizona
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1417932286
  • Provider Enumeration Date: 12/14/2005
  • Last Update Date: 03/28/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 7113962911
  • Enrollment ID: I20050622000828

Medical Identifiers

Medical identifiers for Dr Michael J Finkelstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417932286NPI-NPPES
383620MedicaidAZ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 20595 (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 Michael J Finkelstein allows following entities to bill medicare on his behalf.
Entity NameProactive Medical Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285079772
PECOS PAC ID: 5395987135
Enrollment ID: O20130807000921

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 J Finkelstein 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 J Finkelstein, MD
Po Box 43160,
Tucson, AZ 85733-3160

Ph: (520) 722-3777
Dr Michael J Finkelstein, MD
10425 N Oracle Rd, Suite 105,
Oro Valley, AZ 85737-9357

Ph: (520) 544-7644

Reviews and Comments


Internal Medicine Doctors in Oro Valley, AZ

Dr. Clarence James Hindman, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 75 E Beekeeper Trail, Oro Valley, AZ 85755
Phone: 520-991-6863    Fax: 520-797-6724
John D Dougherty Iii, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 555 E. Vuelta Caminata Del Rio, Oro Valley, AZ 85737
Phone: 520-547-5688    Fax: 520-547-4661
Benjamin Sarsah, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1824 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-623-2642    Fax: 520-623-6162
Corbin Ballam,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1521 E Tangerine Rd Ste 315, Oro Valley, AZ 85755
Phone: 520-901-6350    
Dr. Robert William Irwin, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1834 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-825-9656    Fax: 520-818-2525
Dr. Corinne M Self, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1846 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-829-9987    Fax: 833-989-2161
Paul R Butler, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1521 E Tangerine Rd, Suite #123, Oro Valley, AZ 85755
Phone: 520-901-6336    Fax: 520-901-6337

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.