Individual Healthcare Provider
Karissa Rose Mathews, CRM
Provider's NPPES record last updated: January 5, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1013874866
- Primary Specialty
- Peer Specialist
- Practice Location
- Gresham, Oregon
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 18, 2026, 4:46 AM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Peer Specialist
Other Service Providers
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.
Taxonomy code 175T00000X
Provider-Reported License Information
- Peer Specialist (Oregon)
- 25-CRM-4938
Practice Locations
Practice Location
1217 Ne Burnside Rd Ste 701
Gresham, Oregon 97030-5770
Phone: (503) 740-1971
Additional Practice Location
3939 Ne Hancock St Ste 301
Portland, Oregon 97212-5321
Phone: (503) 740-1971
Fax: (503) 771-2436
Additional Practice Location
14355 N Bybee Lake Ct
Portland, Oregon 97203-6495
Phone: (503) 740-1971
Fax: (503) 771-2436
Additional Practice Location
470 2nd St Ste D
Lake Oswego, Oregon 97034-3199
Phone: (503) 740-1971
Fax: (503) 771-2436
Additional Practice Location
9123 Se Saint Helens St Ste 100f
Clackamas, Oregon 97015-6800
Phone: (503) 740-1971
Fax: (503) 771-2436
Record Information
- Enumeration Date
- January 5, 2026
- Provider's NPPES Record Last Updated
- January 5, 2026
- Certification Date
- January 5, 2026
- NPISignal NPPES Dataset
- August 2026
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