MATHEW T GRASSER (PT) – Peer Specialist, NPI 1487115994
Peer Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,527 PHYSICAL THERAPIST IN PRIVATE PRACTICE in WA
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Provider Addresses for MATHEW T GRASSER (PT)
748, 14th Avenue, Longview, Cowlitz County, Washington, 98632, United States
LONGVIEW, WA 986322315
Phone: (360) 200-5419
Type: Mailing
1425 S Columbia Rd
Grand Forks, ND 582014039
Phone: (701) 746-8374
Fax: (701) 780-0885
Type: Location
1421 CENTRAL AVE NW
EAST GRAND FORKS, MN 567211617
Phone: (218) 773-3388
Fax: (218) 773-6611
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2022-10-06
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20221006003111 | I | Physical Therapist In Private Practice | MN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 97140 | Therapy procedure using manual technique, each 15 minutes | 795 | 41 | $0 |
| 97110 | Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 759 | 44 | $0 |
| G0283 | Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care | 358 | 35 | $0 |
| 97035 | Application of ultrasound, each 15 minutes | 89 | 24 | $0 |
| 97112 | Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | 48 | 11 | $0 |
Insurance plans in this area (ZIP 98632)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ND | |
| Physical Therapist In Private Practice | MN | |
| Physical Therapist In Private Practice | MN | |
| Physical Therapist In Private Practice | ND | |
| Physical Therapist In Private Practice | MN | |
| - | ND | |
| - | ND | |
| Physical Therapist In Private Practice | ND | |
| Physical Therapist In Private Practice | ND | |
| Physical Therapist In Private Practice | ND |
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