Richard Lewis O'Halloran, M.D.
Urology Physician · Warsaw, IL
Richard Lewis O'Halloran, M.D. is a urology physician with a practice address in Warsaw, Illinois, and NPI 1528143971, issued on Oct 26, 2006. Check the license (Illinois 036089108, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Richard Lewis O'Halloran
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 036089108 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1102 N County Road 700, Warsaw, IL 62379
- Phone
- (217) 256-4100
- Enumerated
- Oct 26, 2006
- Record last updated
- Nov 27, 2023
- Fax
- (217) 222-9807
- Entity
- Type 1 · individual
8 nearest urology physician records → All 629 in Illinois → Look up another NPI →
Also registered at 1102 N County Road 700
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Teresa Metzger, N.P.Family Nurse Practitioner1255430104
- Eliot Nissenbaum, DOCardiovascular Disease Physician1326082454
- Annette Oetken, D.O.Family Medicine Physician1952461782
- Katherine Phillips, APRN-FNP-BCFamily Nurse Practitioner1013410158
- Dale Zimmerman, D.O.Family Medicine Physician1720169899
Verify Richard Lewis O'Halloran in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036089108Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average urology physician in 2024
331 Medicare Part D claims for 67 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Tamsulosin Hcl90 claims
- Myrbetriq72 claims
- Oxybutynin Chloride71 claims
- Nitrofurantoin Mono-Macro17 claims
- Finasteride15 claims
- Elmiron13 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.
Richard Lewis O'Halloran among 629 urology physician records in Illinois
Richard Lewis O'Halloran, M.D. is one of 629 urology physician records with a practice address in Illinois. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 54% of these records are
- Record last updated2023 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Illinois
There are 629 urology physician records in Illinois.
The 8 urology physician records with the nearest ZIP codes
- David Bitzer, MDEffingham, IL 624011003801499
- David McNichols, M.D.Effingham, IL 624011144285826
- Pernankel Nayak, M.D.Effingham, IL 624011114982154
- Mary Waller, MDOlney, IL 624501225024615
- M. Attai, MDQuincy, IL 623011326027327
- William Dougherty, M.D.Quincy, IL 623011326054404
- Marvin Grote, M.D.Quincy, IL 623011255304713
- Matthew Knudson, M.D.Quincy, IL 623011962609768
Common questions
What is Richard Lewis O'Halloran, M.D.'s NPI number?
Richard Lewis O'Halloran, M.D.'s National Provider Identifier (NPI) is 1528143971, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Lewis O'Halloran, M.D. located?
The NPPES record lists a practice address at 1102 N County Road 700, Warsaw, IL, 62379. Phone: (217) 256-4100. Providers update this record themselves, so call before visiting.
How can I verify Richard Lewis O'Halloran, M.D.'s license?
NPPES lists Illinois license number 036089108, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard Lewis O'Halloran, M.D. prescribe under Medicare Part D?
In 2024, Richard Lewis O'Halloran, M.D. had 331 Medicare Part D claims for 67 beneficiaries; the average among urology physician prescribers was 1,340. 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.