Mara O'Brien Colbert, MD
Family Medicine Physician · Hillsboro, OR
Mara O'Brien Colbert, MD is a family medicine physician with a practice address in Hillsboro, Oregon, and NPI 1699086355, issued on Jun 28, 2010. Check the license (Oregon MD162212, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mara O'Brien Colbert
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD162212 OR
MD60671167 WA
Self-reported in NPPES; status is on the state search - Practice location
- 5373 E Main St, Hillsboro, OR 97123
- Phone
- (800) 813-2000
- Enumerated
- Jun 28, 2010
- Record last updated
- Mar 4, 2026
- Medicare enrollment
- Enrolled (PECOS I20130926000337); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 5373 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marion Hull, MDFamily Medicine Physician1295775278
- Mary Lowe, PA-CPhysician Assistant1609644913
- Melissa ThorpAddiction (Substance Use Disorder) Psychologist1851168660
Verify Mara O'Brien Colbert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD162212Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average family medicine physician in 2024
4,161 Medicare Part D claims for 383 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 239 claims were for opioids.
Most prescribed
- Atorvastatin Calcium271 claims
- Levothyroxine Sodium173 claims
- Lisinopril142 claims
- Losartan Potassium138 claims
- Amlodipine Besylate114 claims
- Hydrocodone-Acetaminophen106 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
- Kaiser Foundation Health Plan OF The NorthwestClackamas, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mara O'Brien Colbert among 2,847 family medicine physician records in Oregon
Mara O'Brien Colbert, MD is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 62% of them.
- NPI issued2010 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2010 · median 2009 among the 1,671 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
106 family medicine physician records list a practice address in Hillsboro
They are 106 of the 3,302 NPPES records with a practice address in Hillsboro, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Hillsboro → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Geoffrey Carden, MDHillsboro, OR 971231669453460
- Alan Compton, M.D.Hillsboro, OR 971231750475455
- Stuart Currie, M.D.Hillsboro, OR 971231689645061
- Teresa Gipson, MDHillsboro, OR 971231265444871
- Marion Hull, MDHillsboro, OR 971231295775278
- Andrew Janssen, M.D.Hillsboro, OR 971231003891524
- Andrea Janssen, MD26115Hillsboro, OR 971231831131713
- Daniel Jarman-Miller, M.D.Hillsboro, OR 971231942374053
Common questions
What is Mara O'Brien Colbert, MD's NPI number?
Mara O'Brien Colbert, MD's National Provider Identifier (NPI) is 1699086355, issued on Jun 28, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mara O'Brien Colbert, MD located?
The NPPES record lists a practice address at 5373 E Main St, Hillsboro, OR, 97123. Phone: (800) 813-2000. Providers update this record themselves, so call before visiting.
How can I verify Mara O'Brien Colbert, MD's license?
NPPES lists Oregon license number MD162212, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mara O'Brien Colbert, MD prescribe under Medicare Part D?
In 2024, Mara O'Brien Colbert, MD had 4,161 Medicare Part D claims for 383 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.