Gary M. Freestone, OD, a Professional Corporation
NPI 1639367774 · Durable Medical Equipment & Medical Supplies · Rialto, CA
Gary M. Freestone, OD, a Professional Corporation is a Durable Medical Equipment & Medical Supplies organization in Rialto, CA (NPI 1639367774).
Provider details
- NPI number
- 1639367774
- Entity type
- Organization
- Primary specialty
- Durable Medical Equipment & Medical SuppliesSuppliers
- Organization subpart
- No
- Authorized official
- Gary Freestone, Doctor(909) 875-1144
- License
- 8983TPL (CA)
Specialties & taxonomies
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-10-12
- Last updated
- 2010-05-20
Frequently asked questions
- What is Gary M. Freestone, OD, a Professional Corporation's NPI number?
- Gary M. Freestone, OD, a Professional Corporation's National Provider Identifier (NPI) is 1639367774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary M. Freestone, OD, a Professional Corporation?
- Gary M. Freestone, OD, a Professional Corporation is classified in the NPPES registry as Durable Medical Equipment & Medical Supplies (Suppliers).
- Where is Gary M. Freestone, OD, a Professional Corporation located?
- Gary M. Freestone, OD, a Professional Corporation's practice location on file with NPPES is 1850 N Riverside Ave, Rialto, CA 92376-8071.
- What is Gary M. Freestone, OD, a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Gary M. Freestone, OD, a Professional Corporation is (909) 875-1144.
- Who is the authorized official for Gary M. Freestone, OD, a Professional Corporation?
- The authorized official listed on Gary M. Freestone, OD, a Professional Corporation's NPPES record is Gary Freestone, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary M. Freestone, OD, a Professional Corporation's NPI active?
- Yes — Gary M. Freestone, OD, a Professional Corporation's NPI (1639367774) is active in the NPPES registry as of the last update on 2010-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.