Jonathan Ryan Winthers, D.O.
Internal Medicine Physician · Parker, CO
Jonathan Ryan Winthers, D.O. is an internal medicine physician with a practice address in Parker, Colorado, and NPI 1043643083, issued on Aug 13, 2013. Check the license (Colorado 0004914, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jonathan Ryan Winthers
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0004914 CO
Self-reported in NPPES; status is on the state search - Practice location
- 8401 S Chambers RD, Parker, CO 80134
- Phone
- (720) 875-2880
- Enumerated
- Aug 13, 2013
- Record last updated
- Jan 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180904000770); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 8401 S Chambers RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Megan Burke, MDGeriatric Medicine (Internal Medicine) Physician1265774210
- Megan Cleek, PA-S2Physician Assistant1396476677
- Sarah Curtis, D.O.Neuromusculoskeletal Medicine & OMM Physician1962788661
Verify Jonathan Ryan Winthers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 0004914Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
14 Medicare Part D claims, 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.
Industry payments in 2024: $379.01
17 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Rockford Hospitalist Group LLCRockford, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Ryan Winthers among 2,046 internal medicine physician records in Colorado
Jonathan Ryan Winthers, D.O. 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 2013, is newer than 74% of them.
- NPI issued2013 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2013 · median 2006 among the 1,090 with a school on file
- Record last updated2014 · 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).
41 internal medicine physician records list a practice address in Parker
They are 41 of the 1,871 NPPES records with a practice address in Parker, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Parker → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Vineela Battini, M.D.Parker, CO 801341710116348
- Diana Brightbill, MDParker, CO 801341396713244
- Frank Ernst, MDParker, CO 801341134340482
- Diego Freitas, M.D.Parker, CO 801341487634481
- Shauna Gulley, M.D.Parker, CO 801341356553879
- Shahid Javery, MDParker, CO 801341871658567
- Rajendra Kadari, M.D.Parker, CO 801341598946675
- Michele Keffeler, M.D.Parker, CO 801341477810190
Common questions
What is Jonathan Ryan Winthers, D.O.'s NPI number?
Jonathan Ryan Winthers, D.O.'s National Provider Identifier (NPI) is 1043643083, issued on Aug 13, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Ryan Winthers, D.O. located?
The NPPES record lists a practice address at 8401 S Chambers RD, Parker, CO, 80134. Phone: (720) 875-2880. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Ryan Winthers, D.O.'s license?
NPPES lists Colorado license number 0004914, 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 Jonathan Ryan Winthers, D.O. prescribe under Medicare Part D?
In 2024, Jonathan Ryan Winthers, D.O. had 14 Medicare Part D claims; 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.