James Sheahan Wilk, M.D.
Internal Medicine Physician · Denver, CO
James Sheahan Wilk, M.D. is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1427011584, issued on Apr 10, 2006. Check the license (Colorado 33021, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Sheahan Wilk
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 33021 CO
Self-reported in NPPES; status is on the state search - Practice location
- 311 Steele St, Denver, CO 80206
- Phone
- (303) 372-4000
- Enumerated
- Apr 10, 2006
- Record last updated
- Apr 13, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (303) 372-4001
- Medicaid ID
- 01330216 CO
- Medicare enrollment
- Enrolled (PECOS I20040310000341); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 311 Steele St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Sheahan Wilk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 33021Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average internal medicine physician in 2024
5,140 Medicare Part D claims for 491 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 217 claims were for opioids.
Most prescribed
- Losartan Potassium250 claims
- Rosuvastatin Calcium236 claims
- Atorvastatin Calcium207 claims
- Levothyroxine Sodium198 claims
- Amlodipine Besylate163 claims
- Lisinopril145 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
- Poudre Valley Medical Group LLCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Sheahan Wilk among 2,046 internal medicine physician records in Colorado
James Sheahan Wilk, M.D. 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1992 · median 2006 among the 1,090 with a school on file
- Record last updated2017 · 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).
493 internal medicine physician records list a practice address in Denver
They are 493 of the 25,068 NPPES records with a practice address in Denver, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Denver → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Brandon Combs, MDDenver, CO 802061699984948
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- Carrie HornDenver, CO 802061255487872
- Julia Kavanagh, MDDenver, CO 802061275611535
- Yoshikazu Morimoto, MD, PHDDenver, CO 802061184795395
- Kenneth Oleszek, MDDenver, CO 802061902878291
- Frances Palmer, MDDenver, CO 802061912937053
- Julia Pierce, MDDenver, CO 802061669468245
Common questions
What is James Sheahan Wilk, M.D.'s NPI number?
James Sheahan Wilk, M.D.'s National Provider Identifier (NPI) is 1427011584, issued on Apr 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Sheahan Wilk, M.D. located?
The NPPES record lists a practice address at 311 Steele St, Denver, CO, 80206. Phone: (303) 372-4000. Providers update this record themselves, so call before visiting.
How can I verify James Sheahan Wilk, M.D.'s license?
NPPES lists Colorado license number 33021, 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 James Sheahan Wilk, M.D. prescribe under Medicare Part D?
In 2024, James Sheahan Wilk, M.D. had 5,140 Medicare Part D claims for 491 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.