IndividualActive
Allison Holtkamp, PSY.D.
NPI 1508990227 · Clinical Psychologist · Irvine, CA
Allison Holtkamp, PSY.D. is a Clinical Psychologist provider in Irvine, CA (NPI 1508990227).
Provider details
- NPI number
- 1508990227
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY 18001 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(94/100 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
2 documented practice locations
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
17744 Sky Park Cir Ste 285
Irvine, CA 92614-4461
Phone: (714) 914-7794
Street-level locationGet directions
Mailing address
17744 Sky Park Cir Ste 285
Irvine, CA 92614-4461
Additional practice locations (1)
- 6101 Ball RdSuite 304Cypress, CA 90630-3963Phone: (562) 431-8875
Registry dates
- Enumerated
- 2007-03-15
- Last updated
- 2018-12-19
Frequently asked questions
- What is Allison Holtkamp's NPI number?
- Allison Holtkamp's National Provider Identifier (NPI) is 1508990227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Holtkamp's specialty?
- Allison Holtkamp is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Allison Holtkamp located?
- Allison Holtkamp's practice location on file with NPPES is 17744 Sky Park Cir Ste 285, Irvine, CA 92614-4461.
- What is Allison Holtkamp's phone number?
- The practice phone number listed in the NPPES registry for Allison Holtkamp is (714) 914-7794.
- Is Allison Holtkamp's NPI active?
- Yes — Allison Holtkamp's NPI (1508990227) is active in the NPPES registry as of the last update on 2018-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.