William T. Gipson, M.D.
Internal Medicine Physician · Littleton, CO
William T. Gipson, M.D. is an internal medicine physician with a practice address in Littleton, Colorado, and NPI 1023003316, issued on Sep 13, 2005. Check the license (Colorado 25406, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- William T. Gipson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25406 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1420 W Canal CT, Littleton, CO 80120
- Phone
- (303) 791-7540
- Enumerated
- Sep 13, 2005
- Record last updated
- Jan 15, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (303) 791-2241
- Medicaid ID
- 01254069 CO
- Entity
- Type 1 · individual
Also registered at 1420 W Canal CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shanna Bowman, NPFamily Nurse Practitioner1780360065
- Kirsten Christensen, LPCMental Health Counselor1093105264
- Cathryn Derman, M.S.Mental Health Counselor1831528058
- Traci Dreesen, PA-CPhysician Assistant1225579543
- Darrell Havener, D.D.S.Orthodontics and Dentofacial Orthopedics Dentistry1437366960
- Leslie Mazur, PAMedical Physician Assistant1568418432
Verify William T. Gipson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 25406Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% more Medicare Part D claims than the average internal medicine physician in 2024
5,025 Medicare Part D claims for 309 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 201 claims were for opioids.
Most prescribed
- Atorvastatin Calcium326 claims
- Rosuvastatin Calcium261 claims
- Levothyroxine Sodium243 claims
- Olmesartan Medoxomil140 claims
- Metoprolol Succinate128 claims
- Amlodipine Besylate104 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.
60 internal medicine physician records list a practice address in Littleton
They are 60 of the 3,918 NPPES records with a practice address in Littleton, and 2,046 internal medicine physician records in Colorado.
All 60 in Littleton → All 2,046 in Colorado → Every provider in Littleton →
Other internal medicine physician records in Colorado
- Emily Aaron, MDDenver, CO1205256971
- David Abbey, MS MDFort Collins, CO1568483196
- Tyler Abbey, DOGreeley, CO1730572694
- Sahar Abdelqader, MDLongmont, CO1366600710
- Ahmed Abdulrahman, MDPueblo, CO1093425068
- Durant Abernethy, M.D.Frisco, CO1427289040
- Alan Aboaf, MDCentennial, CO1003866393
- Adam Abraham, MDAurora, CO1720178304
- Phebe Abraham, MDGreeley, CO1558980540
- Richard Abrams, M.D.Denver, CO1174645386
Common questions
What is William T. Gipson, M.D.'s NPI number?
William T. Gipson, M.D.'s National Provider Identifier (NPI) is 1023003316, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William T. Gipson, M.D. located?
The NPPES record lists a practice address at 1420 W Canal CT, Littleton, CO, 80120. Phone: (303) 791-7540. Providers update this record themselves, so call before visiting.
How can I verify William T. Gipson, M.D.'s license?
NPPES lists Colorado license number 25406, 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 William T. Gipson, M.D. prescribe under Medicare Part D?
In 2024, William T. Gipson, M.D. had 5,025 Medicare Part D claims for 309 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.