Karen Luu, PMHNP
NPI 1215416102 · Psychiatric/Mental Health Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Luu, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Los Angeles, CA (NPI 1215416102).
Provider details
- NPI number
- 1215416102
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95014746 (CA)
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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
149 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 113 | $117 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 25 | $163 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 11 | $200 |
Typical Medicare-allowed amounts for these services range $117–$200 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 141 | 19 |
| Escitalopram Oxalate | 95 | 11 |
| Olanzapine | 94 | — |
| Quetiapine Fumarate | 87 | 13 |
| Divalproex Sodium | 77 | 12 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 77 | — |
| Benztropine Mesylate | 76 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 12141 Brookhurst St Ste 201Garden Grove, CA 92840-2865Phone: (657) 261-7140
- 18700 Main St Ste 108Huntington Beach, CA 92648-1713Phone: (949) 424-5224
Registry dates
- Enumerated
- 2018-08-10
- Last updated
- 2025-08-21
- Certified
- 2025-08-21
Frequently asked questions
- What is Karen Luu's NPI number?
- Karen Luu's National Provider Identifier (NPI) is 1215416102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Luu's specialty?
- Karen Luu is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Luu located?
- Karen Luu's practice location on file with NPPES is 11835 W Olympic Blvd Ste 815e, Los Angeles, CA 90064-5056.
- What is Karen Luu's phone number?
- The practice phone number listed in the NPPES registry for Karen Luu is (323) 332-9905.
- Does Karen Luu accept Medicare?
- Karen Luu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Luu's NPI active?
- Yes — Karen Luu's NPI (1215416102) is active in the NPPES registry as of the last update on 2025-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.