Matthew Ries, PA-C
NPI 1659880276 · Physician Assistant · Nampa, ID
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Ries, PA-C is a Physician Assistant provider in Nampa, ID (NPI 1659880276).
Provider details
- NPI number
- 1659880276
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA-1525 (ID)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Potassium Chloride | 32 | 31 |
| Bumetanide | 29 | 28 |
| Amiodarone Hcl | 24 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 22 |
| Metoprolol Tartrate | 20 | 14 |
| Mupirocin | 17 | 17 |
| Atorvastatin Calcium | 14 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$435 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 333 N 1st St Ste 280Boise, ID 83702-6132Phone: (208) 345-6545
Registry dates
- Enumerated
- 2017-09-26
- Last updated
- 2023-06-12
- Certified
- 2023-06-12
Frequently asked questions
- What is Matthew Ries's NPI number?
- Matthew Ries's National Provider Identifier (NPI) is 1659880276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Ries's specialty?
- Matthew Ries is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Ries located?
- Matthew Ries's practice location on file with NPPES is 4400 E Flamingo Ave, Nampa, ID 83687-9203.
- What is Matthew Ries's phone number?
- The practice phone number listed in the NPPES registry for Matthew Ries is (208) 302-2700.
- Does Matthew Ries accept Medicare?
- Matthew Ries is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Ries's NPI active?
- Yes — Matthew Ries's NPI (1659880276) is active in the NPPES registry as of the last update on 2023-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.