National Toxicology Management Group, LLC
NPI 1427398569 · Clinical Medical Laboratory · Calabasas, CA
National Toxicology Management Group, LLC is a Clinical Medical Laboratory organization in Calabasas, CA (NPI 1427398569).
Provider details
- NPI number
- 1427398569
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Robert Feathers, Owner(805) 581-2279
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
Registry dates
- Enumerated
- 2013-02-27
- Last updated
- 2013-02-27
Frequently asked questions
- What is National Toxicology Management Group, LLC's NPI number?
- National Toxicology Management Group, LLC's National Provider Identifier (NPI) is 1427398569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is National Toxicology Management Group, LLC?
- National Toxicology Management Group, LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is National Toxicology Management Group, LLC located?
- National Toxicology Management Group, LLC's practice location on file with NPPES is 23679 Calabasas Rd Ste 532, Calabasas, CA 91302-1502.
- What is National Toxicology Management Group, LLC's phone number?
- The practice phone number listed in the NPPES registry for National Toxicology Management Group, LLC is (805) 823-6519.
- Who is the authorized official for National Toxicology Management Group, LLC?
- The authorized official listed on National Toxicology Management Group, LLC's NPPES record is Robert Feathers, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is National Toxicology Management Group, LLC's NPI active?
- Yes — National Toxicology Management Group, LLC's NPI (1427398569) is active in the NPPES registry as of the last update on 2013-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.