William Rolf Frazier, - Medicare Anesthesiologist Assistant in Greenwood Village, CO

William Rolf Frazier, is a medicare enrolled "Anesthesiologist Assistant" in Greenwood Village, Colorado. His current practice location is 8000 E Maplewood Ave Ste 200, Greenwood Village, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 438-3999.

William Rolf Frazier is licensed to practice in Colorado (license number ANT.0000181) 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 1982355103.

Contact Information

William Rolf Frazier,
8000 E Maplewood Ave Ste 200,
Greenwood Village, CO 80111-4727
(303) 438-3999
(720) 439-9500

Map and Direction




Provider's Profile

Full NameWilliam Rolf Frazier
GenderMale
SpecialityAnesthesiologist Assistant
Location8000 E Maplewood Ave Ste 200, Greenwood Village, Colorado
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1982355103
  • Provider Enumeration Date: 01/11/2022
  • Last Update Date: 08/19/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1456735901
  • Enrollment ID: I20220831003497

Medical Identifiers

Medical identifiers for William Rolf Frazier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982355103NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367H00000XAnesthesiologist Assistant ANT.0000181 (Colorado)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. William Rolf Frazier allows following entities to bill medicare on his behalf.
Entity NameUs Anesthesia Partners Of Colorado Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922365782
PECOS PAC ID: 6002072055
Enrollment ID: O20120725000032

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. William Rolf Frazier 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
William Rolf Frazier,
Po Box 840862,
Dallas, TX 75284-0862

Ph: (303) 377-7638
William Rolf Frazier,
8000 E Maplewood Ave Ste 200,
Greenwood Village, CO 80111-4727

Ph: (303) 438-3999

Reviews and Comments


Anesthesiologist Assistant Nurses in Greenwood Village, CO

Laura Katherine Knoblauch, CAA
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500
Miss Baylee M White, CAA
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500
Jayme M Filipowicz,
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500
Amber Preslier, AA
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 80111
Phone: 303-785-4700    
Kathryn Delcore, CAA
Anesthesiologist Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 8000 E Maplewood Ave Ste 120, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500
Tracy Diane Burkett Ramirez, CAA
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 120, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500
Joiesah Marie Uy Sunga, CAA
Anesthesiologist Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 8000 E Maplewood Ave Ste 120, Greenwood Village, CO 80111
Phone: 303-438-3999    Fax: 720-439-9500

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.