OrganizationActive
Leon Darling Pharmacy Inc
NPI 1922192335 · Community/Retail Pharmacy · Ontario, CA
Leon Darling Pharmacy Inc is a Community/Retail Pharmacy organization in Ontario, CA (NPI 1922192335).
Provider details
- NPI number
- 1922192335
- Entity type
- Organization
- Primary specialty
- Community/Retail PharmacySuppliers
- Organization subpart
- No
- Authorized official
- Leon Darling, Pharmacist Owner(909) 391-3542
- License
- PHY331380 (CA)
Specialties & taxonomies
Suppliers
Suppliers
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
1520 N Mountain Ave
Ste 106
Ontario, CA 91762
Phone: (909) 391-3542
Street-level locationGet directions
Mailing address
1520 N Mountain Ave
Ontario, CA 91762
Other names (DBA / former)
- Doing business as
- Medicine Shoppe
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2023-03-07
Frequently asked questions
- What is Leon Darling Pharmacy Inc's NPI number?
- Leon Darling Pharmacy Inc's National Provider Identifier (NPI) is 1922192335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Leon Darling Pharmacy Inc?
- Leon Darling Pharmacy Inc is classified in the NPPES registry as Community/Retail Pharmacy (Suppliers).
- Where is Leon Darling Pharmacy Inc located?
- Leon Darling Pharmacy Inc's practice location on file with NPPES is 1520 N Mountain Ave, Ontario, CA 91762.
- What is Leon Darling Pharmacy Inc's phone number?
- The practice phone number listed in the NPPES registry for Leon Darling Pharmacy Inc is (909) 391-3542.
- Who is the authorized official for Leon Darling Pharmacy Inc?
- The authorized official listed on Leon Darling Pharmacy Inc's NPPES record is Leon Darling, Pharmacist Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Leon Darling Pharmacy Inc's NPI active?
- Yes — Leon Darling Pharmacy Inc's NPI (1922192335) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.