Stephanie Ngo, MD
NPI 1861854317 · Family Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Ngo, MD is a Family Medicine Physician provider in Seattle, WA (NPI 1861854317).
Provider details
- NPI number
- 1861854317
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 376 | 108 |
| Amlodipine Besylate | 159 | 45 |
| Losartan Potassium | 155 | 31 |
| Metformin Hcl | 133 | 36 |
| Lisinopril | 117 | 34 |
| Alendronate Sodium | 117 | 30 |
| Famotidine | 115 | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-23
- Last updated
- 2019-05-08
Frequently asked questions
- What is Stephanie Ngo's NPI number?
- Stephanie Ngo's National Provider Identifier (NPI) is 1861854317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Ngo's specialty?
- Stephanie Ngo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Ngo located?
- Stephanie Ngo's practice location on file with NPPES is 550 16th Ave Ste 100, Seattle, WA 98122-5636.
- What is Stephanie Ngo's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Ngo is (206) 320-2484.
- Does Stephanie Ngo accept Medicare?
- Stephanie Ngo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Ngo's NPI active?
- Yes — Stephanie Ngo's NPI (1861854317) is active in the NPPES registry as of the last update on 2019-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.