Siyuan Liu, MD/PHD
NPI 1164981247 · Neurocritical Care Physician · Park Ridge, IL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siyuan Liu, MD/PHD is a Neurocritical Care Physician provider in Park Ridge, IL (NPI 1164981247).
Provider details
- NPI number
- 1164981247
- Entity type
- Individual
- Primary specialty
- Neurocritical Care PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD/PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 125073670 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 251 E Huron StChicago, IL 60611-3055Phone: (312) 926-2000
Registry dates
- Enumerated
- 2019-03-18
- Last updated
- 2025-10-21
- Certified
- 2025-10-21
Frequently asked questions
- What is Siyuan Liu's NPI number?
- Siyuan Liu's National Provider Identifier (NPI) is 1164981247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siyuan Liu's specialty?
- Siyuan Liu is listed in the NPPES registry with a primary specialty of Neurocritical Care Physician (Allopathic & Osteopathic Physicians).
- Where is Siyuan Liu located?
- Siyuan Liu's practice location on file with NPPES is 1775 Dempster St, Park Ridge, IL 60068-1143.
- What is Siyuan Liu's phone number?
- The practice phone number listed in the NPPES registry for Siyuan Liu is (708) 283-5500.
- Does Siyuan Liu accept Medicare?
- Siyuan Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siyuan Liu's NPI active?
- Yes — Siyuan Liu's NPI (1164981247) is active in the NPPES registry as of the last update on 2025-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.