Ryan Joseph Oyer, MD
Infectious Disease Physician · Lafayette, CO
Ryan Joseph Oyer, MD is an infectious disease physician with a practice address in Lafayette, Colorado, and NPI 1760538383, issued on Jan 26, 2007. Check the license (Colorado 48098, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ryan Joseph Oyer
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 48098 CO
Self-reported in NPPES; status is on the state search - Practice location
- 280 Exempla Cir, Lafayette, CO 80026
- Phone
- (303) 338-4545
- Enumerated
- Jan 26, 2007
- Record last updated
- Jan 20, 2026
- Medicaid ID
- 55958851 CO
- Medicare enrollment
- Enrolled (PECOS I20120606000177); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2006
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 182 in Colorado → Look up another NPI →
Also registered at 280 Exempla Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Phyllis Acker, RNRheumatology Physician1821125709
- Brian AcresAmbulatory Care Registered Nurse1174865752
- Jennifer AirhartNurse's Aide1336276310
- Alice Albert, ODOptometrist1639206683
- Jill Allen, R.N.Registered Nurse1114043726
- Sandra AllenNurse's Aide1760519789
Verify Ryan Joseph Oyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 48098Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average infectious disease physician in 2024
600 Medicare Part D claims for 132 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Biktarvy79 claims
- Doxycycline Hyclate53 claims
- Doxycycline Monohydrate36 claims
- Sulfamethoxazole-Trimethoprim28 claims
- Fluconazole27 claims
- Amoxicillin-Clavulanate Potass25 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.
Bills Medicare through one group practice
- Colorado Permanente Medical Group PCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Joseph Oyer among 182 infectious disease physician records in Colorado
Ryan Joseph Oyer, MD is one of 182 infectious disease physician records with a practice address in Colorado. 79% 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 46% of them.
- NPI issued2007 · 46% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2006 · median 2004 among the 125 with a school on file
- Record last updated2026 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Colorado
There are 182 infectious disease physician records in Colorado.
All 182 in Colorado → Every provider in Lafayette → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Amy Duckro, DOLafayette, CO 800261023145034
- Carla Saveli, MDLafayette, CO 800261760538433
- James Marr, MDBroomfield, CO 800231255985388
- Benjamin White, M.D.Broomfield, CO 800231588925044
- Laura Coster, MDWheat Ridge, CO 800331780855247
- Teresa Cushman, M.D.Wheat Ridge, CO 800331063775005
- Mary Degroote, M.D.Wheat Ridge, CO 800331083696827
- Jeffrey Desjardin, MDWheat Ridge, CO 800331821191305
Common questions
What is Ryan Joseph Oyer, MD's NPI number?
Ryan Joseph Oyer, MD's National Provider Identifier (NPI) is 1760538383, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Joseph Oyer, MD located?
The NPPES record lists a practice address at 280 Exempla Cir, Lafayette, CO, 80026. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Ryan Joseph Oyer, MD's license?
NPPES lists Colorado license number 48098, 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 Ryan Joseph Oyer, MD prescribe under Medicare Part D?
In 2024, Ryan Joseph Oyer, MD had 600 Medicare Part D claims for 132 beneficiaries; the average among infectious disease physician prescribers was 689. 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.