OrganizationActive
Peter S. Klem Fred P. Guarcello Ptr
NPI 1366600082 · Optometrist · Modesto, CA
Peter S. Klem Fred P. Guarcello Ptr is a Optometrist organization in Modesto, CA (NPI 1366600082).
Provider details
- NPI number
- 1366600082
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Fred Guarcello, Partner(209) 527-7784
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(87/100 index)
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
4028 Dale Road
Suite 102
Modesto, CA 95356-9561
Phone: (209) 527-7784
Fax: (209) 527-5079
Street-level locationGet directions
Mailing address
4028 Dale Road
Modesto, CA 95356-9561
Registry dates
- Enumerated
- 2008-05-29
- Last updated
- 2011-06-15
Frequently asked questions
- What is Peter S. Klem Fred P. Guarcello Ptr's NPI number?
- Peter S. Klem Fred P. Guarcello Ptr's National Provider Identifier (NPI) is 1366600082, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Peter S. Klem Fred P. Guarcello Ptr?
- Peter S. Klem Fred P. Guarcello Ptr is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Peter S. Klem Fred P. Guarcello Ptr located?
- Peter S. Klem Fred P. Guarcello Ptr's practice location on file with NPPES is 4028 Dale Road, Modesto, CA 95356-9561.
- What is Peter S. Klem Fred P. Guarcello Ptr's phone number?
- The practice phone number listed in the NPPES registry for Peter S. Klem Fred P. Guarcello Ptr is (209) 527-7784.
- Who is the authorized official for Peter S. Klem Fred P. Guarcello Ptr?
- The authorized official listed on Peter S. Klem Fred P. Guarcello Ptr's NPPES record is Fred Guarcello, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Peter S. Klem Fred P. Guarcello Ptr's NPI active?
- Yes — Peter S. Klem Fred P. Guarcello Ptr's NPI (1366600082) is active in the NPPES registry as of the last update on 2011-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.