Alexander Joseph Neilson, DO - Medicare Anesthesiology in Golden, CO

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Alexander Joseph Neilson, DO is a medicare enrolled "Anesthesiology" physician in Golden, Colorado. He went to Campbell Univ School Of Osteopathic Medicine and graduated in 2019 and has 7 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice First Colonies Anesthesia Associates, Llc and his current practice location is 12911 W 40th Ave, Golden, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 425-4500.

Alexander Joseph Neilson is licensed to practice in Colorado (license number DR.0077350) 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 1316506728.

Contact Information

Alexander Joseph Neilson, DO
12911 W 40th Ave,
Golden, CO 80401-2696
(303) 425-4500
Not Available

Map and Direction




Physician's Profile

Full NameAlexander Joseph Neilson
GenderMale
SpecialityAnesthesiology
Experience7 Years
Location12911 W 40th Ave, Golden, 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 Joseph Neilson attended and graduated from Campbell Univ School Of Osteopathic Medicine in 2019
  NPI Data:
  • NPI Number: 1316506728
  • Provider Enumeration Date: 06/10/2019
  • Last Update Date: 10/14/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 5799012415
  • Enrollment ID: I20240827001100

Medical Identifiers

Medical identifiers for Alexander Joseph Neilson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1316506728NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology DR.0077350 (Colorado)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventist Healthcare White Oak Medical CenterSilver spring, MDHospital
Adventist Healthcare Shady Grove Medical CenterRockville, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
First Colonies Anesthesia Associates, Llc8426039744339

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 Joseph Neilson allows following entities to bill medicare on his behalf.
Entity NameFirst Colonies Anesthesia Associates, LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740218767
PECOS PAC ID: 8426039744
Enrollment ID: O20040607001456

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 Joseph Neilson 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 Joseph Neilson, DO
Po Box 173656,
Denver, CO 80217-3656

Ph: Not Available		Alexander Joseph Neilson, DO
12911 W 40th Ave,
Golden, CO 80401-2696

Ph: (303) 425-4500

Reviews and Comments


Anesthesiology Doctors in Golden, CO

Lynn R White, M.D.
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Medicare: Medicare Enrolled
Practice Location: 1819 Denver West Dr, Suite 200, Golden, CO 80401
Phone: 303-422-9438    Fax: 303-422-9474
John Douglas Howard, MD
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Practice Location: 12911 W 40th Ave, Golden, CO 80401
Phone: 303-425-4500    
Craig Richard Davis, M.D.
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Practice Location: 1819 Dever West Dr. Bldg 26 Suite 106, Golden, CO 80401
Phone: 303-422-9438    
Martin Harrison, M D
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Medicare: Not Enrolled in Medicare
Practice Location: 1819 Denver West Dr, Suite 200, Golden, CO 80401
Phone: 303-422-9438    Fax: 303-422-9474
Alexander Fan Shu, MD
Anesthesiology
Medicare: May Accept Medicare Assignments
Practice Location: 12911 W 40th Ave, Golden, CO 80401
Phone: 303-425-4500    
Kathleen Donelan Fedack, M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1819 Denver West Dr, Ste 200, Golden, CO 80401
Phone: 303-422-9438    Fax: 303-422-9474
Dr. Lucine Papazian, DO
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 12911 W 40th Ave, Golden, CO 80401
Phone: 303-425-4500    

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.

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