Larry Liu, M.D.
NPI 1003923459 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Liu, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1003923459).
Provider details
- NPI number
- 1003923459
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
206 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 169 | $79 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 19 | $115 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 18 | $133 |
Typical Medicare-allowed amounts for these services range $79–$133 (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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 137 | 43 |
| Atorvastatin Calcium | 103 | 42 |
| Ibuprofen | 64 | 42 |
| Azithromycin | 53 | 43 |
| Metformin Hcl | 47 | 17 |
| Betamethasone Dipropionate | 38 | 21 |
| Losartan Potassium | 38 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2007-07-09
Frequently asked questions
- What is Larry Liu's NPI number?
- Larry Liu's National Provider Identifier (NPI) is 1003923459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Liu's specialty?
- Larry Liu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Liu located?
- Larry Liu's practice location on file with NPPES is 2165 S China Pl, Chicago, IL 60616-1536.
- What is Larry Liu's phone number?
- The practice phone number listed in the NPPES registry for Larry Liu is (312) 328-1055.
- Does Larry Liu accept Medicare?
- Larry Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Liu's NPI active?
- Yes — Larry Liu's NPI (1003923459) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.