Duc Ngo, M.D.
NPI 1083856413 · Internal Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Duc Ngo, M.D. is a Internal Medicine Physician provider in Seattle, WA (NPI 1083856413).
Provider details
- NPI number
- 1083856413
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- 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 tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,340 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 536 | $140 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 425 | $27 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 294 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 256 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 175 | $143 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 105 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 649 | 196 |
| Lisinopril | 397 | 116 |
| Losartan Potassium | 277 | 90 |
| Amlodipine Besylate | 272 | 99 |
| Tamsulosin Hcl | 265 | 70 |
| Levothyroxine Sodium | 224 | 65 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-31
- Last updated
- 2013-01-31
Frequently asked questions
- What is Duc Ngo's NPI number?
- Duc Ngo's National Provider Identifier (NPI) is 1083856413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Duc Ngo's specialty?
- Duc Ngo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Duc Ngo located?
- Duc Ngo's practice location on file with NPPES is 1100 9th Ave, Seattle, WA 98101-2756.
- What is Duc Ngo's phone number?
- The practice phone number listed in the NPPES registry for Duc Ngo is (206) 583-6079.
- Does Duc Ngo accept Medicare?
- Duc Ngo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Duc Ngo's NPI active?
- Yes — Duc Ngo's NPI (1083856413) is active in the NPPES registry as of the last update on 2013-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.