Liang Du, M.D, PHD
NPI 1912347758 · Internal Medicine Physician · Monroe, WA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Liang Du, M.D, PHD is a Internal Medicine Physician provider in Monroe, WA (NPI 1912347758).
Provider details
- NPI number
- 1912347758
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD60626646 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
399 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 247 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 95 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 40 | $124 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 17 | $169 |
Typical Medicare-allowed amounts for these services range $76–$169 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefuroxime Axetilbrand: Cefuroxime | 26 | 26 |
| Atorvastatin Calcium | 24 | 14 |
| Apixabanbrand: Eliquis | 23 | 13 |
| Prednisone | 17 | 16 |
| Lisinopril | 16 | 11 |
| Cefdinir | 14 | 14 |
| Azithromycin | 13 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-25
- Last updated
- 2017-03-15
Frequently asked questions
- What is Liang Du's NPI number?
- Liang Du's National Provider Identifier (NPI) is 1912347758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Liang Du's specialty?
- Liang Du is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Liang Du located?
- Liang Du's practice location on file with NPPES is 14701 179th Ave Se, Monroe, WA 98272-1108.
- What is Liang Du's phone number?
- The practice phone number listed in the NPPES registry for Liang Du is (360) 794-7497.
- Does Liang Du accept Medicare?
- Liang Du is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Liang Du's NPI active?
- Yes — Liang Du's NPI (1912347758) is active in the NPPES registry as of the last update on 2017-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.