Allison Hefley, PSY.D
NPI 1558744938 · Clinical Psychologist · Los Angeles, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Hefley, PSY.D is a Clinical Psychologist provider in Los Angeles, CA (NPI 1558744938).
Provider details
- NPI number
- 1558744938
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,351 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 30 Minutes90832 | 894 | $70 |
| Evaluation of Psychological Test, Each Additional Hour96131 | 556 | $77 |
| Evaluation of Psychological Test, First Hour96130 | 277 | $111 |
| Psychotherapy, 45 Minutes90834 | 276 | $92 |
| Psychiatric Diagnostic Evaluation90791 | 188 | $151 |
| Psychiatric Services Complicated By Communication Factor90785 | 133 | $13 |
| Care Management Services for Behavioral Health Conditions, 20 Minutes Or More Clinical Staff Time Directed By Health Care Professional |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-03
- Last updated
- 2019-01-17
Frequently asked questions
- What is Allison Hefley's NPI number?
- Allison Hefley's National Provider Identifier (NPI) is 1558744938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Hefley's specialty?
- Allison Hefley is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Allison Hefley located?
- Allison Hefley's practice location on file with NPPES is 11835 W Olympic Blvd Ste 1265e, Los Angeles, CA 90064-5814.
- What is Allison Hefley's phone number?
- The practice phone number listed in the NPPES registry for Allison Hefley is (310) 273-4843.
- Does Allison Hefley accept Medicare?
- Allison Hefley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Hefley's NPI active?
- Yes — Allison Hefley's NPI (1558744938) is active in the NPPES registry as of the last update on 2019-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.