Northwest Arkansas Renal Dialysis Associates
NPI 1598876278 · Nephrology Physician · Siloam Springs, AR
Northwest Arkansas Renal Dialysis Associates is a Nephrology Physician organization in Siloam Springs, AR (NPI 1598876278).
Provider details
- NPI number
- 1598876278
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Fred Smardo, Business Owner(479) 443-6688
- License
- E2362 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Regional Kidney Center Siloam Springs Dialysis Clinic
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2008-03-19
Frequently asked questions
- What is Northwest Arkansas Renal Dialysis Associates's NPI number?
- Northwest Arkansas Renal Dialysis Associates's National Provider Identifier (NPI) is 1598876278, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northwest Arkansas Renal Dialysis Associates?
- Northwest Arkansas Renal Dialysis Associates is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Northwest Arkansas Renal Dialysis Associates located?
- Northwest Arkansas Renal Dialysis Associates's practice location on file with NPPES is 500 S Mount Olive St, Siloam Springs, AR 72761-3602.
- What is Northwest Arkansas Renal Dialysis Associates's phone number?
- The practice phone number listed in the NPPES registry for Northwest Arkansas Renal Dialysis Associates is (479) 524-0104.
- Who is the authorized official for Northwest Arkansas Renal Dialysis Associates?
- The authorized official listed on Northwest Arkansas Renal Dialysis Associates's NPPES record is Fred Smardo, Business Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northwest Arkansas Renal Dialysis Associates's NPI active?
- Yes — Northwest Arkansas Renal Dialysis Associates's NPI (1598876278) is active in the NPPES registry as of the last update on 2008-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.