William J. Mayles, MD
Anesthesiology Physician · Colorado Springs, CO
William J. Mayles, MD is an anesthesiology physician with a practice address in Colorado Springs, Colorado, and NPI 1922235803, issued on Jun 17, 2009. Check the license (Colorado 0049734, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- William J. Mayles
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 0049734 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2222 N Nevada Ave, Colorado Springs, CO 80907
- Phone
- (719) 776-5000
- Enumerated
- Jun 17, 2009
- Record last updated
- Jul 21, 2022
- Medicare enrollment
- Enrolled (PECOS I20170619002240); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2009
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,202 in Colorado → Look up another NPI →
Also registered at 2222 N Nevada Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sandra Andrew, NPNurse Practitioner1962443853
- Sara Arafat, MDAnatomic Pathology & Clinical Pathology Physician1891347720
- Elizabeth Arnold, NPAdult Health Nurse Practitioner1063793446
Verify William J. Mayles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 0049734Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $101.31
2 payments; by number, the most common kind was food and beverage; the largest payer was Avanos Medical. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- US Anesthesia Partners OF Colorado IncGreenwood Village, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William J. Mayles among 1,202 anesthesiology physician records in Colorado
William J. Mayles, MD is one of 1,202 anesthesiology physician records with a practice address in Colorado. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 65% of them.
- NPI issued2009 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · median 2006 among the 824 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in Colorado
There are 1,202 anesthesiology physician records in Colorado.
All 1,202 in Colorado → Every provider in Colorado Springs → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Thomas Clarke, M.D.Colorado Springs, CO 809071104826221
- Sarah Coakley, D.O.Colorado Springs, CO 809071578616413
- Ben Davis, M.D.Colorado Springs, CO 809071942200068
- Daniel Fiddler, M.D.Colorado Springs, CO 809071538137575
- Rick Haterius, M.D.Colorado Springs, CO 809071780651703
- Stephen Jacobs, M.D.Colorado Springs, CO 809071679566467
- Vincent Joyal, M.D.Colorado Springs, CO 809071740258250
- John Marta, M.D.Colorado Springs, CO 809071326015355
Common questions
What is William J. Mayles, MD's NPI number?
William J. Mayles, MD's National Provider Identifier (NPI) is 1922235803, issued on Jun 17, 2009. An NPI identifies a provider in billing; it is not a license.
Where is William J. Mayles, MD located?
The NPPES record lists a practice address at 2222 N Nevada Ave, Colorado Springs, CO, 80907. Phone: (719) 776-5000. Providers update this record themselves, so call before visiting.
How can I verify William J. Mayles, MD's license?
NPPES lists Colorado license number 0049734, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is William J. Mayles, MD's MIPS final score?
The 2023 MIPS final score is 81 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.