Surgical Physician Assistant Specialist, Inc.
NPI 1619544178 · Exclusive Provider Organization · La Mesa, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Surgical Physician Assistant Specialist, Inc. is a Exclusive Provider Organization organization in La Mesa, CA (NPI 1619544178).
Provider details
- NPI number
- 1619544178
- Entity type
- Organization
- Primary specialty
- Exclusive Provider OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Zachary Periharos, Owner(530) 232-5985
Specialties & taxonomies
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-06-04
- Last updated
- 2026-01-22
- Certified
- 2026-01-22
Frequently asked questions
- What is Surgical Physician Assistant Specialist, Inc.'s NPI number?
- Surgical Physician Assistant Specialist, Inc.'s National Provider Identifier (NPI) is 1619544178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Surgical Physician Assistant Specialist, Inc.?
- Surgical Physician Assistant Specialist, Inc. is classified in the NPPES registry as Exclusive Provider Organization (Managed Care Organizations).
- Where is Surgical Physician Assistant Specialist, Inc. located?
- Surgical Physician Assistant Specialist, Inc.'s practice location on file with NPPES is 5555 Grossmont Center Dr, La Mesa, CA 91942-3019.
- What is Surgical Physician Assistant Specialist, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Surgical Physician Assistant Specialist, Inc. is (619) 740-6000.
- Does Surgical Physician Assistant Specialist, Inc. accept Medicare?
- Surgical Physician Assistant Specialist, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Surgical Physician Assistant Specialist, Inc.?
- The authorized official listed on Surgical Physician Assistant Specialist, Inc.'s NPPES record is Zachary Periharos, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Surgical Physician Assistant Specialist, Inc.'s NPI active?
- Yes — Surgical Physician Assistant Specialist, Inc.'s NPI (1619544178) is active in the NPPES registry as of the last update on 2026-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.