On Call Inc
NPI 1518170562 · Surgical Physician Assistant · La Mesa, CA
On Call Inc is a Surgical Physician Assistant organization in La Mesa, CA (NPI 1518170562).
Provider details
- NPI number
- 1518170562
- Entity type
- Organization
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Kimberly Kreifeldt, President(619) 461-7277
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-05-07
- Last updated
- 2016-12-21
Frequently asked questions
- What is On Call Inc's NPI number?
- On Call Inc's National Provider Identifier (NPI) is 1518170562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is On Call Inc?
- On Call Inc is classified in the NPPES registry as Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is On Call Inc located?
- On Call Inc's practice location on file with NPPES is 4215 Spring St, La Mesa, CA 91941-7965.
- What is On Call Inc's phone number?
- The practice phone number listed in the NPPES registry for On Call Inc is (619) 461-7277.
- Who is the authorized official for On Call Inc?
- The authorized official listed on On Call Inc's NPPES record is Kimberly Kreifeldt, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is On Call Inc's NPI active?
- Yes — On Call Inc's NPI (1518170562) is active in the NPPES registry as of the last update on 2016-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.