OrganizationActive
Nationwide Cardio
NPI 1366544025 · Physiological Laboratory · Riverside, CA
Nationwide Cardio is a Physiological Laboratory organization in Riverside, CA (NPI 1366544025).
Provider details
- NPI number
- 1366544025
- Entity type
- Organization
- Primary specialty
- Physiological LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Darin Slack, Owner(951) 776-7314
- License
- 00050469 (CA)
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(90/100 index)
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.
Practice location
16400 Lois Ln
Riverside, CA 92504-5724
Phone: (951) 776-7314
Fax: (855) 399-5796
Street-level locationGet directions
Mailing address
16400 Lois Ln
Riverside, CA 92504-5724
Registry dates
- Enumerated
- 2006-09-02
- Last updated
- 2013-09-13
Frequently asked questions
- What is Nationwide Cardio's NPI number?
- Nationwide Cardio's National Provider Identifier (NPI) is 1366544025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nationwide Cardio?
- Nationwide Cardio is classified in the NPPES registry as Physiological Laboratory (Laboratories).
- Where is Nationwide Cardio located?
- Nationwide Cardio's practice location on file with NPPES is 16400 Lois Ln, Riverside, CA 92504-5724.
- What is Nationwide Cardio's phone number?
- The practice phone number listed in the NPPES registry for Nationwide Cardio is (951) 776-7314.
- Who is the authorized official for Nationwide Cardio?
- The authorized official listed on Nationwide Cardio's NPPES record is Darin Slack, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nationwide Cardio's NPI active?
- Yes — Nationwide Cardio's NPI (1366544025) is active in the NPPES registry as of the last update on 2013-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.