William H. Brubaker, M.D.
Internal Medicine Physician · Boulder, CO
William H. Brubaker, M.D. is an internal medicine physician with a practice address in Boulder, Colorado, and NPI 1740262559, issued on Nov 17, 2005. Check the license (Colorado 18089, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William H. Brubaker
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 18089 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1155 Alpine Ave, Boulder, CO 80304
- Phone
- (303) 442-8840
- Enumerated
- Nov 17, 2005
- Record last updated
- Dec 21, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (303) 440-9629
- Medicaid ID
- 01180892 CO
- Entity
- Type 1 · individual
Also registered at 1155 Alpine Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Randal Bjerke, M.D.Pulmonary Disease Physician1629088414
- Allison BrownerElectroneurodiagnostic Specialist/Technologist1295955433
- Julia Bruder, CNIMElectroneurodiagnostic Specialist/Technologist1609904200
- Henry Dovey, MDSpecialist1891897864
- Emily FinangerPhysical Therapist1235249905
- Jeff Fountain, D.C.Chiropractor1447460548
Verify William H. Brubaker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 18089Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74 internal medicine physician records list a practice address in Boulder
They are 74 of the 5,635 NPPES records with a practice address in Boulder, and 2,046 internal medicine physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 74 in Boulder → All 2,046 in Colorado → Every provider in Boulder →
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 H. Brubaker, M.D.'s NPI number?
William H. Brubaker, M.D.'s National Provider Identifier (NPI) is 1740262559, issued on Nov 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William H. Brubaker, M.D. located?
The NPPES record lists a practice address at 1155 Alpine Ave, Boulder, CO, 80304. Phone: (303) 442-8840. Providers update this record themselves, so call before visiting.
How can I verify William H. Brubaker, M.D.'s license?
NPPES lists Colorado license number 18089, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.