Katherine Weeks, PMHNP
NPI 1124672514 · Psychiatric/Mental Health Nurse Practitioner · Laguna Niguel, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Weeks, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Laguna Niguel, CA (NPI 1124672514).
Provider details
- NPI number
- 1124672514
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95011910 (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
6 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
122 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 | 48 | $113 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 47 | $61 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 27 | $76 |
Typical Medicare-allowed amounts for these services range $61–$113 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Fluoxetine Hcl | 33 |
| Quetiapine Fumarate | 27 |
| Bupropion Hclbrand: Bupropion Xl | 26 |
| Clonazepam | 24 |
| Sertraline Hcl | 23 |
| Duloxetine Hcl | 21 |
| Buspirone Hcl | 19 |
| Lamotrigine | 17 |
| Alprazolam | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,074 across 34 records (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)
- 27101 Puerta Real Ste 120Mission Viejo, CA 92691-8536Phone: (844) 867-8444
- 4100 Newport Place Dr Ste 730Newport Beach, CA 92660-1411Phone: (844) 867-8444
Registry dates
- Enumerated
- 2019-07-24
- Last updated
- 2024-12-09
- Certified
- 2024-12-09
Frequently asked questions
- What is Katherine Weeks's NPI number?
- Katherine Weeks's National Provider Identifier (NPI) is 1124672514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Weeks's specialty?
- Katherine Weeks is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Weeks located?
- Katherine Weeks's practice location on file with NPPES is 28801 Jaeger Dr, Laguna Niguel, CA 92677-1325.
- What is Katherine Weeks's phone number?
- The practice phone number listed in the NPPES registry for Katherine Weeks is (949) 295-3321.
- Does Katherine Weeks accept Medicare?
- Katherine Weeks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Weeks's NPI active?
- Yes — Katherine Weeks's NPI (1124672514) is active in the NPPES registry as of the last update on 2024-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.