Lisen Liu, MD
NPI 1265445894 · Endocrinology, Diabetes & Metabolism Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lisen Liu, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Flushing, NY (NPI 1265445894).
Provider details
- NPI number
- 1265445894
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 239854 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
360 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 124 | $144 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 92 | $102 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 63 | $127 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 33 | $187 |
| Testing of Autonomic (sympathetic) Nervous System Function95923 | 24 | $140 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,160 across 46 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-14
- Last updated
- 2015-12-16
Frequently asked questions
- What is Lisen Liu's NPI number?
- Lisen Liu's National Provider Identifier (NPI) is 1265445894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisen Liu's specialty?
- Lisen Liu is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Lisen Liu located?
- Lisen Liu's practice location on file with NPPES is 13625 Maple Ave, Flushing, NY 11355-3870.
- What is Lisen Liu's phone number?
- The practice phone number listed in the NPPES registry for Lisen Liu is (718) 939-2669.
- Does Lisen Liu accept Medicare?
- Lisen Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lisen Liu's NPI active?
- Yes — Lisen Liu's NPI (1265445894) is active in the NPPES registry as of the last update on 2015-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.