Michelle Ann O'Brien, D.O.
Psychiatry Physician · Fort Collins, CO
Michelle Ann O'Brien, D.O. is a psychiatry physician with a practice address in Fort Collins, Colorado, and NPI 1144601618, issued on Jun 10, 2015. Check the license (Colorado DR.0075316, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michelle Ann O'Brien
- Credential
- D.O.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- DR.0075316 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2260 W Trilby RD, Fort Collins, CO 80526
- Phone
- (970) 494-4200
- Enumerated
- Jun 10, 2015
- Record last updated
- Jul 16, 2025
- Fax
- (844) 270-1824
- Medicare enrollment
- Enrolled (PECOS I20250903000989); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 990 in Colorado → Look up another NPI →
Also registered at 2260 W Trilby RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grace AdamsRegistered Nurse1255202701
- Jessica AdamsBehavior Technician1740118645
- Samantha AdamsonBehavior Technician1770411027
- Matthew AdcockPeer Specialist1710822754
- Aspen AragonBehavior Technician1457295420
- Joseph ArguelloCase Manager/Care Coordinator1518805589
Verify Michelle Ann O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0075316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average psychiatry physician in 2024
452 Medicare Part D claims for 57 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Duloxetine Hcl46 claims
- Trazodone Hcl40 claims
- Lamotrigine34 claims
- Aripiprazole30 claims
- Bupropion Xl29 claims
- Escitalopram Oxalate27 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.
Bills Medicare through one group practice
- Summitstone Health PartnersFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michelle Ann O'Brien among 990 psychiatry physician records in Colorado
Michelle Ann O'Brien, D.O. is one of 990 psychiatry physician records with a practice address in Colorado. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.
- NPI issued2015 · 77% of these records are older, 21% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 35% of these records are
- Graduated2015 · median 2009 among the 351 with a school on file
- Record last updated2025 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Colorado
There are 990 psychiatry physician records in Colorado.
All 990 in Colorado → Every provider in Fort Collins → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Jillian Busch, M.D.Fort Collins, CO 805261053511204
- James Kagan, M.D.Fort Collins, CO 805261437275864
- Brandon Vanhessche, D.O.Fort Collins, CO 805261073992921
- Paul Eigenberger, MDFort Collins, CO 805251013544816
- Rose George, MDFort Collins, CO 805251588863211
- Janice Hanlon-Toth, M.D.Fort Collins, CO 805251134219371
- Robert Lawrence, M.D.Fort Collins, CO 805251437284882
- Ioannis MalidelisFort Collins, CO 805251205396033
Common questions
What is Michelle Ann O'Brien, D.O.'s NPI number?
Michelle Ann O'Brien, D.O.'s National Provider Identifier (NPI) is 1144601618, issued on Jun 10, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michelle Ann O'Brien, D.O. located?
The NPPES record lists a practice address at 2260 W Trilby RD, Fort Collins, CO, 80526. Phone: (970) 494-4200. Providers update this record themselves, so call before visiting.
How can I verify Michelle Ann O'Brien, D.O.'s license?
NPPES lists Colorado license number DR.0075316, 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 Michelle Ann O'Brien, D.O. prescribe under Medicare Part D?
In 2024, Michelle Ann O'Brien, D.O. had 452 Medicare Part D claims for 57 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.