Karen Ni, MD
NPI 1770781007 · Psychiatry Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Ni, MD is a Psychiatry Physician provider in Seattle, WA (NPI 1770781007).
Provider details
- NPI number
- 1770781007
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD60106644 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Ziprasidone Hcl | 46 |
| Lithium Carbonatebrand: Lithium Carbonate Er | 22 |
| Mirtazapine | 22 |
| Sertraline Hcl | 22 |
| Aripiprazole | 20 |
| Lorazepam | 14 |
| Diazepam | 12 |
| Zaleplon | 12 |
| Zolpidem Tartratebrand: Zolpidem Tartrate Er | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-09
- Last updated
- 2022-08-16
- Certified
- 2022-08-09
Frequently asked questions
- What is Karen Ni's NPI number?
- Karen Ni's National Provider Identifier (NPI) is 1770781007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Ni's specialty?
- Karen Ni is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Ni located?
- Karen Ni's practice location on file with NPPES is 1200 5th Ave, Seattle, WA 98101.
- What is Karen Ni's phone number?
- The practice phone number listed in the NPPES registry for Karen Ni is (907) 942-7613.
- Does Karen Ni accept Medicare?
- Karen Ni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Ni's NPI active?
- Yes — Karen Ni's NPI (1770781007) is active in the NPPES registry as of the last update on 2022-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.