Wilbur Knowlton Freeman, DO
Clinical Cardiac Electrophysiology Physician · Peoria, AZ
Wilbur Knowlton Freeman, DO is a clinical cardiac electrophysiology physician with a practice address in Peoria, Arizona, and NPI 1003293697, issued on May 3, 2015. Check the license (Arizona 10147, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Wilbur Knowlton Freeman
- Credential
- DO
- Primary taxonomy
- Clinical Cardiac Electrophysiology Physician 207RC0001X
- License number
- 10147 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 13460 N 94TH Drive Ste. J-1, Peoria, AZ 85381
- Phone
- (623) 876-8816
- Enumerated
- May 3, 2015
- Record last updated
- Feb 25, 2026
- Fax
- (623) 298-0168
- Medicare enrollment
- Enrolled (PECOS I20230526002169); accepts Medicare assignment
- Medical or professional school
- At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa, 2015
- Entity
- Type 1 · individual
8 nearest clinical cardiac electrophysiology physician records → All 81 in Arizona → Look up another NPI →
Verify Wilbur Knowlton Freeman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 10147Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024
767 Medicare Part D claims for 250 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Amiodarone Hcl96 claims
- Flecainide Acetate89 claims
- Eliquis85 claims
- Metoprolol Succinate84 claims
- Furosemide45 claims
- Xarelto37 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $15,591.78
321 payments; by number, the most common kind was food and beverage; the largest payer was Biosense Webster, Inc. The 3,167 providers of this specialty with any payment received $10,651.37 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
- Joseph A Caplan MD PCPeoria, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wilbur Knowlton Freeman among 81 clinical cardiac electrophysiology physician records in Arizona
Wilbur Knowlton Freeman, DO is one of 81 clinical cardiac electrophysiology physician records with a practice address in Arizona. 99% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.
- NPI issued2015 · 84% of these records are older, 10% newer
- In a Medicare fileYes · 99% of these records are
- In the CMS Doctors and Clinicians fileYes · 91% of these records are
- Graduated2015 · median 2000 among the 74 with a school on file
- Record last updated2026 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Cardiac Electrophysiology Physician providers in Arizona
There are 81 clinical cardiac electrophysiology physician records in Arizona.
All 81 in Arizona → Every provider in Peoria → Clinical Cardiac Electrophysiology Physician nationwide →
The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes
- Kishlay Anand, M.D.Peoria, AZ 853811104984491
- Mark Burns, M.D.Peoria, AZ 853811811924483
- Paul Haas, MDPeoria, AZ 853811124249560
- Amarnauth Singh, MDPeoria, AZ 853811639170764
- Andy Tran, MDSurprise, AZ 853781295781029
- Jenna Spears, MDAvondale, AZ 853921023503141
- Truong Duong, MDGlendale, AZ 853081922033729
- Imran Sheikh, MDGlendale, AZ 853081225118235
Common questions
What is Wilbur Knowlton Freeman, DO's NPI number?
Wilbur Knowlton Freeman, DO's National Provider Identifier (NPI) is 1003293697, issued on May 3, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Wilbur Knowlton Freeman, DO located?
The NPPES record lists a practice address at 13460 N 94TH Drive Ste. J-1, Peoria, AZ, 85381. Phone: (623) 876-8816. Providers update this record themselves, so call before visiting.
How can I verify Wilbur Knowlton Freeman, DO's license?
NPPES lists Arizona license number 10147, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Wilbur Knowlton Freeman, DO prescribe under Medicare Part D?
In 2024, Wilbur Knowlton Freeman, DO had 767 Medicare Part D claims for 250 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. Part D covers Medicare prescriptions only.
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.