Guy Richard Miller, D.O.
Emergency Medicine Physician · Naperville, IL
Guy Richard Miller, D.O. is an emergency medicine physician with a practice address in Naperville, Illinois, and NPI 1700866167, issued on Jan 20, 2006. Check the license (Illinois 036112085, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Guy Richard Miller
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036112085 IL
Self-reported in NPPES; status is on the state search - Practice location
- 801 S Washington St, Naperville, IL 60540
- Phone
- (630) 527-4659
- Enumerated
- Jan 20, 2006
- Record last updated
- Dec 4, 2025
- Medicaid ID
- 036112085 IL
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 801 S Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sivani Aluru, MDObstetrics & Gynecology Physician1275156325
Verify Guy Richard Miller 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 036112085Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average emergency medicine physician in 2024
250 Medicare Part D claims for 191 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 42 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen34 claims
- Cephalexin33 claims
- Prednisone22 claims
- Albuterol Sulfate Hfa14 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.
The MIPS final score for 2023 (Medicare payment program): 94.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Guy Richard Miller among 3,291 emergency medicine physician records in Illinois
Guy Richard Miller, D.O. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 68% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 emergency medicine physician records list a practice address in Naperville
They are 59 of the 4,634 NPPES records with a practice address in Naperville, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Naperville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mark Batts, MDNaperville, IL 605401619921228
- Kevin Collins, M.D.Naperville, IL 605401558345934
- Rick Gimbel, M.D.Naperville, IL 605401215012380
- Bassam Kawadry, MDNaperville, IL 605401790717502
- John Lee, M.D.Naperville, IL 605401932279965
- Megan McAllister, M.D.Naperville, IL 605401437191855
- Linda Mueller, MDNaperville, IL 605401992775803
- Navtej Sandhu, M.D.Naperville, IL 605401548291479
Common questions
What is Guy Richard Miller, D.O.'s NPI number?
Guy Richard Miller, D.O.'s National Provider Identifier (NPI) is 1700866167, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Guy Richard Miller, D.O. located?
The NPPES record lists a practice address at 801 S Washington St, Naperville, IL, 60540. Phone: (630) 527-4659. Providers update this record themselves, so call before visiting.
How can I verify Guy Richard Miller, D.O.'s license?
NPPES lists Illinois license number 036112085, 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 Guy Richard Miller, D.O. prescribe under Medicare Part D?
In 2024, Guy Richard Miller, D.O. had 250 Medicare Part D claims for 191 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Guy Richard Miller, D.O.'s MIPS final score?
The 2023 MIPS final score is 94.3 of 100. 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.