David Leonard
Internal Medicine Physician · Denver, CO
David Leonard is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1801823422, issued on Jun 27, 2006. Check the license (Colorado 34808, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- David Leonard
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 34808 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Broadway, Denver, CO 80205
- Phone
- (303) 293-2220
- Enumerated
- Jun 27, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 01348085 CO
- Entity
- Type 1 · individual
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Also registered at 2100 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Leonard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 34808Check 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
31 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.
David Leonard among 2,046 internal medicine physician records in Colorado
David Leonard 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 fileNo · 53% of these records are
- Record last updated2007 · 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
- Jennifer Adams, MDDenver, CO 802051386663946
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- Sarah Brodhead, MDDenver, CO 802051851438121
- Daniela Grayeb, MDDenver, CO 802051700852886
- Everette Jones, MDDenver, CO 802051376518522
- Cathie Korey, MDDenver, CO 802051962484253
- Daniel Lewis, MDDenver, CO 802051598784985
- Debra Preller, M.D.Denver, CO 802051740242072
Common questions
What is David Leonard's NPI number?
David Leonard's National Provider Identifier (NPI) is 1801823422, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Leonard located?
The NPPES record lists a practice address at 2100 Broadway, Denver, CO, 80205. Phone: (303) 293-2220. Providers update this record themselves, so call before visiting.
How can I verify David Leonard's license?
NPPES lists Colorado license number 34808, 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 David Leonard prescribe under Medicare Part D?
In 2024, David Leonard had 31 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.