Rio Silvernail, PAC
NPI 1891881116 · Physician Assistant · Grand Forks, ND
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rio Silvernail, PAC is a Physician Assistant provider in Grand Forks, ND (NPI 1891881116).
Provider details
- NPI number
- 1891881116
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Female
- Sole proprietor
- No
- License
- PAC0447 (ND)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 84 | 33 |
| Methotrexate Sodiumbrand: Methotrexate | 68 | 18 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 62 | 35 |
| Hydroxychloroquine Sulfate | 50 | 12 |
| Tramadol Hcl | 41 | 26 |
| Duloxetine Hcl | 27 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2011-04-13
Frequently asked questions
- What is Rio Silvernail's NPI number?
- Rio Silvernail's National Provider Identifier (NPI) is 1891881116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rio Silvernail's specialty?
- Rio Silvernail is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rio Silvernail located?
- Rio Silvernail's practice location on file with NPPES is 1000 South Columbia Road, Grand Forks, ND 58206-6002.
- What is Rio Silvernail's phone number?
- The practice phone number listed in the NPPES registry for Rio Silvernail is (701) 780-5000.
- Does Rio Silvernail accept Medicare?
- Rio Silvernail is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rio Silvernail's NPI active?
- Yes — Rio Silvernail's NPI (1891881116) is active in the NPPES registry as of the last update on 2011-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.