Eileen Hsu, MD
NPI 1881601300 · Pulmonary Disease Physician · Mc Lean, VA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eileen Hsu, MD is a Pulmonary Disease Physician provider in Mc Lean, VA (NPI 1881601300).
Provider details
- NPI number
- 1881601300
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD039341 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
15 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 | 15 | $141 |
Typical Medicare-allowed amounts for these services range $141–$141 (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 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 302 | 119 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 301 | 118 |
| Tiotropium Br/Olodaterol Hclbrand: Stiolto Respimat | 277 | 82 |
| Tiotropium Bromidebrand: Spiriva Respimat | 273 | 95 |
| Ciclesonidebrand: Alvesco | 177 | 58 |
| Budesonide/Formoterol Fumaratebrand: Breyna | 131 | 54 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2021-06-01
- Certified
- 2021-06-01
Frequently asked questions
- What is Eileen Hsu's NPI number?
- Eileen Hsu's National Provider Identifier (NPI) is 1881601300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eileen Hsu's specialty?
- Eileen Hsu is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Eileen Hsu located?
- Eileen Hsu's practice location on file with NPPES is 8008 Westpark Dr, Mc Lean, VA 22102-3109.
- What is Eileen Hsu's phone number?
- The practice phone number listed in the NPPES registry for Eileen Hsu is (703) 287-1075.
- Does Eileen Hsu accept Medicare?
- Eileen Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eileen Hsu's NPI active?
- Yes — Eileen Hsu's NPI (1881601300) is active in the NPPES registry as of the last update on 2021-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.