Xiaolan Zhu, M.D.
NPI 1558369819 · Internal Medicine Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xiaolan Zhu, M.D. is a Internal Medicine Physician provider in Fairfax, VA (NPI 1558369819).
Provider details
- NPI number
- 1558369819
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101232556 (VA)
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
20 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
204 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 | 48 | $142 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 36 | $21 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 32 | $143 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 32 | $21 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $101 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 41 | 16 |
| Amlodipine Besylate | 39 | 15 |
| Losartan Potassium | 38 | 13 |
| Losartan/Hydrochlorothiazidebrand: Losartan-Hydrochlorothiazide | 37 | 11 |
| Metformin Hclbrand: Metformin Hcl Er | 34 | 11 |
| Alendronate Sodium | 34 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-12
- Last updated
- 2012-10-23
Frequently asked questions
- What is Xiaolan Zhu's NPI number?
- Xiaolan Zhu's National Provider Identifier (NPI) is 1558369819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xiaolan Zhu's specialty?
- Xiaolan Zhu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Xiaolan Zhu located?
- Xiaolan Zhu's practice location on file with NPPES is 3613 Chain Bridge Rd, Fairfax, VA 22030-3238.
- What is Xiaolan Zhu's phone number?
- The practice phone number listed in the NPPES registry for Xiaolan Zhu is (703) 893-6680.
- Does Xiaolan Zhu accept Medicare?
- Xiaolan Zhu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xiaolan Zhu's NPI active?
- Yes — Xiaolan Zhu's NPI (1558369819) is active in the NPPES registry as of the last update on 2012-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.