Larry Sy, MD
NPI 1932182995 · Internal Medicine Physician · Rockford, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Sy, MD is a Internal Medicine Physician provider in Rockford, IL (NPI 1932182995).
Provider details
- NPI number
- 1932182995
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036088347 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2005-11-23
- Last updated
- 2010-10-22
Frequently asked questions
- What is Larry Sy's NPI number?
- Larry Sy's National Provider Identifier (NPI) is 1932182995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Sy's specialty?
- Larry Sy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Sy located?
- Larry Sy's practice location on file with NPPES is 1200 W State St, Rockford, IL 61102-2112.
- What is Larry Sy's phone number?
- The practice phone number listed in the NPPES registry for Larry Sy is (815) 490-1600.
- Does Larry Sy accept Medicare?
- Larry Sy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Sy's NPI active?
- Yes — Larry Sy's NPI (1932182995) is active in the NPPES registry as of the last update on 2010-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.