Alexander F Pak, MD - Medicare Cardiac Surgery in Aurora, CO

Alexander F Pak, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Aurora, Colorado. He graduated from medical school in 1989 and has 35 years of diverse experience with area of expertise as Cardiac Surgery. He is a member of the group practice Healthone Clinic Services - Cardiovascular Llc and his current practice location is 1444 S Potomac St Ste 200, Aurora, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 226-4641.

Alexander F Pak is licensed to practice in Colorado (license number 61755) 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 1376594614.

Contact Information

Alexander F Pak, MD
1444 S Potomac St Ste 200,
Aurora, CO 80012-4509
(303) 226-4641
(303) 751-6069

Map and Direction




Physician's Profile

Full NameAlexander F Pak
GenderMale
SpecialityCardiac Surgery
Experience35 Years
Location1444 S Potomac St Ste 200, Aurora, Colorado
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:
  • Alexander F Pak graduated from medical school in 1989
  NPI Data:
  • NPI Number: 1376594614
  • Provider Enumeration Date: 05/12/2006
  • Last Update Date: 02/08/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 5890781702
  • Enrollment ID: I20190610001918

Medical Identifiers

Medical identifiers for Alexander F Pak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376594614NPI-NPPES
205266117MedicaidMO
100392740BMedicaidKS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) 61755 (Colorado)Primary
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) 2001008014 (Missouri)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora South Hospital And Medical CenterAurora, COHospital
Hca-healthone Dba Swedish Medical CenterEnglewood, COHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Healthone Clinic Services - Cardiovascular Llc024445999817

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. Alexander F Pak allows following entities to bill medicare on his behalf.
Entity NameHealthone Clinic Services - Cardiovascular Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447584933
PECOS PAC ID: 0244459998
Enrollment ID: O20140911002174

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. Alexander F Pak 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
Alexander F Pak, MD
4320 Wornall Rd, Suite 50-ii,
Kansas City, MO 64111-5941

Ph: (816) 931-3312
Alexander F Pak, MD
1444 S Potomac St Ste 200,
Aurora, CO 80012-4509

Ph: (303) 226-4641

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Aurora, CO

Dr. Jason Zakko, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 12605 E 16th Ave, Aurora, CO 80045
Phone: 954-993-2252    
Emily A Downs, M.D.
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Medicare: Medicare Enrolled
Practice Location: 13123 E 16th Ave, Aurora, CO 80045
Phone: 720-777-1234    
Max Mitchell, MD
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Medicare: Medicare Enrolled
Practice Location: 12605 E 16th Ave, Aurora, CO 80045
Phone: 720-848-0000    
Frederick Grover, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 12605 E 16th Ave, Aurora, CO 80045
Phone: 720-848-0000    
James Jaggers, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 13123 E 16th Ave, Aurora, CO 80045
Phone: 720-777-1234    
Thomas Reece, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 12605 E 16th Ave, Aurora, CO 80045
Phone: 720-848-0000    

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.