Louisa Michael, ARNP, DNP
NPI 1578033494 · Psychiatric/Mental Health Nurse Practitioner · Seattle, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louisa Michael, ARNP, DNP is a Psychiatric/Mental Health Nurse Practitioner provider in Seattle, WA (NPI 1578033494).
Provider details
- NPI number
- 1578033494
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP, DNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP60910199 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
36 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 36 | $166 |
Typical Medicare-allowed amounts for these services range $166–$166 (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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 105 | — |
| Divalproex Sodium | 105 | — |
| Trazodone Hcl | 97 | 17 |
| Olanzapine | 94 | 11 |
| Buspirone Hcl | 63 | — |
| Duloxetine Hcl | 61 | — |
| Aripiprazole | 60 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-12-04
- Last updated
- 2021-09-20
- Certified
- 2021-09-20
Frequently asked questions
- What is Louisa Michael's NPI number?
- Louisa Michael's National Provider Identifier (NPI) is 1578033494, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louisa Michael's specialty?
- Louisa Michael is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Louisa Michael located?
- Louisa Michael's practice location on file with NPPES is 825 Eastlake Ave E, Seattle, WA 98109-4405.
- What is Louisa Michael's phone number?
- The practice phone number listed in the NPPES registry for Louisa Michael is (206) 520-5000.
- Does Louisa Michael accept Medicare?
- Louisa Michael is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louisa Michael's NPI active?
- Yes — Louisa Michael's NPI (1578033494) is active in the NPPES registry as of the last update on 2021-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.