Mary Katherine Brook
Peer Specialist · Prineville, OR
Mary Katherine Brook is a peer specialist with a practice address in Prineville, Oregon, and NPI 1518404078, issued on Jan 23, 2017. Check the license with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Katherine Brook
- Primary taxonomy
- Peer Specialist 175T00000X
- Practice location
- 1251 NE Elm St, Prineville, OR 97754
- Phone
- (541) 323-5330
- Enumerated
- Jan 23, 2017
- Record last updated
- Jan 23, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 283234 OR
- Entity
- Type 1 · individual
Also registered at 1251 NE Elm St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anne Clark, BA, CADC IAddiction (Substance Use Disorder) Counselor1972974665
- Karianne ClarkSocial Worker1295104057
- Tara Fetterly, QMHAPeer Specialist1790222487
- Scott Light, P.A.-C.Medical Physician Assistant1679653745
- Kenneth LongPhysician Assistant1982605911
- Jenna MeinigMental Health Counselor1932514452
Verify Mary Katherine Brook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42 peer specialist records list a practice address in Prineville
They are 42 of the 391 NPPES records with a practice address in Prineville, and 3,348 peer specialist records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 42 in Prineville → All 3,348 in Oregon → Every provider in Prineville →
Other peer specialist records in Oregon
- Kihili Aaron-BurdenMedford, OR1952826364
- Deanna AbbeMadras, OR1770310534
- Brian AbeytaPortland, OR1124605118
- Mindi Abeyta, CRM,CADC-RAloha, OR1033934526
- Adrian AbleMcMinnville, OR1740978329
- Carlos AcevedoGrants Pass, OR1629557756
- Kimberly AcordPortland, OR1659875581
- Elizabeth AdaKlamath Falls, OR1689259665
- Albert AdamsSaint Helens, OR1295595411
- Anthony AdamsMadras, OR1700630621
Common questions
What is Mary Katherine Brook's NPI number?
Mary Katherine Brook's National Provider Identifier (NPI) is 1518404078, issued on Jan 23, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mary Katherine Brook located?
The NPPES record lists a practice address at 1251 NE Elm St, Prineville, OR, 97754. Phone: (541) 323-5330. Providers update this record themselves, so call before visiting.
How can I verify Mary Katherine Brook's license?
Search the Oregon board that licenses this profession; the NPPES record confirms identity 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. 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.