Sean P. Riley, MD
Internal Medicine Physician · Aurora, CO
Sean P. Riley, MD is an internal medicine physician with a practice address in Aurora, Colorado, and NPI 1801926746, issued on Mar 7, 2007. Check the license (Colorado 42630, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Sean P. Riley
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42630 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2550 S Parker RD, Aurora, CO 80014
- Phone
- (303) 338-4545
- Enumerated
- Mar 7, 2007
- Record last updated
- Jun 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 33525773 CO
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 2550 S Parker RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa AeschlemanClinical Social Worker1356859755
- Brian Agganis, M.D.Internal Medicine Physician1104204072
- Sarah Alber, NPFamily Nurse Practitioner1801126263
- Sharon AlmonObstetrics & Gynecology Physician1821132697
- Madai Arreola, LPNLicensed Practical Nurse1598099566
- Erin Baker, RNRegistered Nurse1457741951
Verify Sean P. Riley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 42630Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
45 Medicare Part D claims for 24 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Sean P. Riley among 2,046 internal medicine physician records in Colorado
Sean P. Riley, MD is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 39% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2021 · 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 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
244 internal medicine physician records list a practice address in Aurora
They are 244 of the 17,400 NPPES records with a practice address in Aurora, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Aurora → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Vincent Adamo, M.D.Aurora, CO 800141548244569
- Joseph Alisky, MD PHDAurora, CO 800141811004161
- Cherry Delosreyes, MDAurora, CO 800141629013057
- Raymond Gaspari, MDAurora, CO 800141548221310
- Anthony Leo, M.D.Aurora, CO 800141740241934
- Wayne Miller, M.D.Aurora, CO 800141215937115
- Lynda Nguyen, MDAurora, CO 800141922185586
- John PappasAurora, CO 800141912040494
Common questions
What is Sean P. Riley, MD's NPI number?
Sean P. Riley, MD's National Provider Identifier (NPI) is 1801926746, issued on Mar 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sean P. Riley, MD located?
The NPPES record lists a practice address at 2550 S Parker RD, Aurora, CO, 80014. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Sean P. Riley, MD's license?
NPPES lists Colorado license number 42630, 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.
How much does Sean P. Riley, MD prescribe under Medicare Part D?
In 2024, Sean P. Riley, MD had 45 Medicare Part D claims for 24 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.