Mr William Crane Fix, MD - Medicare Dermatology in Boulder, CO

Mr William Crane Fix, MD is a medicare enrolled "Dermatology" physician in Boulder, Colorado. He went to Perelman School Of Med At The University Of Pennsylvania and graduated in 2019 and has 6 years of diverse experience with area of expertise as Dermatology. He is a member of the group practice Mandel Dermatology Boulder Pllc, K2 Dermatology Llc and his current practice location is 3434 47th St Ste 200, Boulder, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 444-8100.

Mr William Crane Fix is licensed to practice in Colorado (license number DR.0072825) 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 1063972040.

Contact Information

Mr William Crane Fix, MD
3434 47th St Ste 200,
Boulder, CO 80301-1817
(303) 444-8100
Not Available

Map and Direction




Physician's Profile

Full NameMr William Crane Fix
GenderMale
SpecialityDermatology
Experience6 Years
Location3434 47th St Ste 200, Boulder, 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:
  • Mr William Crane Fix attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 2019
  NPI Data:
  • NPI Number: 1063972040
  • Provider Enumeration Date: 03/25/2019
  • Last Update Date: 06/03/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 1850745464
  • Enrollment ID: I20240507003279

Medical Identifiers

Medical identifiers for Mr William Crane Fix such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063972040NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology A6000567 (Kansas)Secondary
207N00000XDermatology DR.0072825 (Colorado)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Boulder Community HealthBoulder, COHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mandel Dermatology Boulder Pllc29618997783
K2 Dermatology Llc96385474745

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. Mr William Crane Fix allows following entities to bill medicare on his behalf.
Entity NameMandel Dermatology Boulder Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1609518828
PECOS PAC ID: 2961899778
Enrollment ID: O20220426002211
Entity NameK2 Dermatology Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558094003
PECOS PAC ID: 9638547474
Enrollment ID: O20221129000030

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. Mr William Crane Fix 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
Mr William Crane Fix, MD
3434 47th St Ste 200,
Boulder, CO 80301-1817

Ph: (303) 444-8100
Mr William Crane Fix, MD
3434 47th St Ste 200,
Boulder, CO 80301-1817

Ph: (303) 444-8100

Reviews and Comments


Dermatology Doctors in Boulder, CO

Shawn B Allen, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 2880 Folsom St Ste 200, Boulder, CO 80304
Phone: 303-442-6647    Fax: 303-442-2696
Dr. Steven D Resnick, M.D.
Dermatology
Medicare: Medicare Enrolled
Practice Location: 3575 Broadway St, Boulder, CO 80304
Phone: 303-449-0933    Fax: 303-447-0794
John R Steinbaugh, M.D.
Dermatology
Medicare: Not Enrolled in Medicare
Practice Location: 3575 Broadway St, Boulder, CO 80304
Phone: 303-449-0933    Fax: 303-447-0794
Dr. Brian N Bailey, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 1230 Chambers Dr, Boulder, CO 80305
Phone: 303-666-8288    
Lindsay Nicole Boyers, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 2750 Broadway St, Boulder, CO 80304
Phone: 303-440-3013    Fax: 303-440-3178
Steven R Hong, M.D.
Dermatology
Medicare: Not Enrolled in Medicare
Practice Location: 2750 Broadway St, Boulder, CO 80304
Phone: 303-440-3000    

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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