August Lee Anneberg, M.D.
Internal Medicine Physician · Denver, CO
August Lee Anneberg, M.D. is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1225000508, issued on Feb 2, 2006. Check the license (Colorado 21331, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- August Lee Anneberg
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 21331 CO
Self-reported in NPPES; status is on the state search - Practice location
- 110 Gilpin St, Denver, CO 80218
- Phone
- (303) 877-6219
- Enumerated
- Feb 2, 2006
- Record last updated
- Oct 3, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (303) 733-2560
- Medicaid ID
- 01213313 CO
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Verify August Lee Anneberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 21331Check 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
32 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.
August Lee Anneberg among 2,046 internal medicine physician records in Colorado
August Lee Anneberg, 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 fileNo · 53% of these records are
- Record last updated2011 · 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
- Samuel Brown, MDDenver, CO 802181245206515
- Nicola Bugelli, MDDenver, CO 802181760460695
- Alan Burgess, MDDenver, CO 802181003804931
- Aaron Calderon, MDDenver, CO 802181124075353
- Stephen Carmel, MDDenver, CO 802181245260017
- Elizabeth Cyran, MD, MSPHDenver, CO 802181184662108
- Brian Dwinnell, M.D.Denver, CO 802181992725964
- Thomas Jenkins, MDDenver, CO 802181598706731
Common questions
What is August Lee Anneberg, M.D.'s NPI number?
August Lee Anneberg, M.D.'s National Provider Identifier (NPI) is 1225000508, issued on Feb 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is August Lee Anneberg, M.D. located?
The NPPES record lists a practice address at 110 Gilpin St, Denver, CO, 80218. Phone: (303) 877-6219. Providers update this record themselves, so call before visiting.
How can I verify August Lee Anneberg, M.D.'s license?
NPPES lists Colorado license number 21331, 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 August Lee Anneberg, M.D. prescribe under Medicare Part D?
In 2024, August Lee Anneberg, M.D. had 32 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.