Brian Niehaus, M.D.
Psychiatry Physician · Boulder, CO
Brian Niehaus, M.D. is a psychiatry physician with a practice address in Boulder, Colorado, and NPI 1043538598, issued on May 7, 2010. Check the license (Colorado DR.0063984, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian Niehaus
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- DR.0063984 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2919 Valmont RD Ste 209, Boulder, CO 80301
- Phone
- (720) 600-4023
- Enumerated
- May 7, 2010
- Entity
- Type 1 · individual
Also registered at 2919 Valmont RD Ste 209
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chloe Koeffler, PSY.D.Mental Health Counselor1942801378
- Gillian Pierce, MAMental Health Counselor1144081712
Verify Brian Niehaus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0063984Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
97% fewer Medicare Part D claims than the average psychiatry physician in 2024
27 Medicare Part D claims, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
68 psychiatry physician records list a Boulder practice address
They are 68 of the 5,635 NPPES records with a Boulder practice address, and 954 psychiatry physician records in Colorado.
All 68 in Boulder → All 954 in Colorado → Every provider in Boulder →
Other psychiatry physician records in Colorado
- Ari Aal, DOBoulder, CO1689162596
- Ellen Aal, PMHNPBoulder, CO1942120043
- Alec Aaronson, DOAurora, CO1972065233
- Galia Abadi, M.D.Parker, CO1407051378
- Daniel Abrams, MDAurora, CO1780732214
- William Acosta, MDAurora, CO1821338393
- Frances Adachi, MD, MPHDenver, CO1114395241
- Alexis Adams, NPColorado Springs, CO1881373736
- Matthew Adamson, MD, PHDDenver, CO1033859087
- Malia Addison, MDLittleton, CO1043871320
Common questions
What is Brian Niehaus, M.D.'s NPI number?
Brian Niehaus, M.D.'s National Provider Identifier (NPI) is 1043538598, issued on May 7, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Brian Niehaus, M.D. located?
The NPPES record lists a practice address at 2919 Valmont RD Ste 209, Boulder, CO, 80301. Phone: (720) 600-4023. Providers update this record themselves, so call before visiting.
How can I verify Brian Niehaus, M.D.'s license?
NPPES lists Colorado license number DR.0063984, 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 Brian Niehaus, M.D. prescribe under Medicare Part D?
In 2024, Brian Niehaus, M.D. had 27 Medicare Part D claims; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.