Xi Liu, DNP, APRN, FNP-BC
NPI 1477996163 · Family Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xi Liu, DNP, APRN, FNP-BC is a Family Nurse Practitioner provider in Boston, MA (NPI 1477996163).
Provider details
- NPI number
- 1477996163
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, APRN, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN2318847 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
382 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 Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 266 | $97 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 116 | $138 |
Typical Medicare-allowed amounts for these services range $97–$138 (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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oseltamivir Phosphate | 36 | 34 |
| Torsemide | 22 | — |
| Atorvastatin Calcium | 19 | 12 |
| Metoprolol Succinate | 19 | — |
| Apixabanbrand: Eliquis | 19 | 13 |
| Tramadol Hcl | 19 | — |
| Sertraline Hcl | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-11
- Last updated
- 2023-02-24
- Certified
- 2023-02-24
Frequently asked questions
- What is Xi Liu's NPI number?
- Xi Liu's National Provider Identifier (NPI) is 1477996163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xi Liu's specialty?
- Xi Liu is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Xi Liu located?
- Xi Liu's practice location on file with NPPES is 72 E. Concord St, Boston, MA 02118.
- What is Xi Liu's phone number?
- The practice phone number listed in the NPPES registry for Xi Liu is (617) 638-6100.
- Does Xi Liu accept Medicare?
- Xi Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xi Liu's NPI active?
- Yes — Xi Liu's NPI (1477996163) is active in the NPPES registry as of the last update on 2023-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.