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Hong-Ming Lay, MD
NPI 1902916042 · Surgery Physician · Chicago, IL
Hong-Ming Lay, MD is a Surgery Physician provider in Chicago, IL (NPI 1902916042).
Provider details
- NPI number
- 1902916042
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
326 W 64th St
Ste 206
Chicago, IL 60621-3114
Phone: (773) 874-1005
Fax: (773) 874-1006
Street-level locationGet directions
Mailing address
11 Royal Vale Dr
Oak Brook, IL 60523-1650
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Hong-Ming Lay's NPI number?
- Hong-Ming Lay's National Provider Identifier (NPI) is 1902916042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hong-Ming Lay's specialty?
- Hong-Ming Lay is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Hong-Ming Lay located?
- Hong-Ming Lay's practice location on file with NPPES is 326 W 64th St, Chicago, IL 60621-3114.
- What is Hong-Ming Lay's phone number?
- The practice phone number listed in the NPPES registry for Hong-Ming Lay is (773) 874-1005.
- Is Hong-Ming Lay's NPI active?
- Yes — Hong-Ming Lay's NPI (1902916042) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.