OrganizationActive
Hong-Ming Lay, MD, PC
NPI 1437332756 · Surgery Physician · Chicago, IL
Hong-Ming Lay, MD, PC is a Surgery Physician organization in Chicago, IL (NPI 1437332756).
Provider details
- NPI number
- 1437332756
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Hong-Ming Lay, Principal(773) 874-1005
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
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
- 2007-12-10
- Last updated
- 2007-12-10
Frequently asked questions
- What is Hong-Ming Lay, MD, PC's NPI number?
- Hong-Ming Lay, MD, PC's National Provider Identifier (NPI) is 1437332756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hong-Ming Lay, MD, PC?
- Hong-Ming Lay, MD, PC is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Hong-Ming Lay, MD, PC located?
- Hong-Ming Lay, MD, PC's practice location on file with NPPES is 326 W 64th St, Chicago, IL 60621-3114.
- What is Hong-Ming Lay, MD, PC's phone number?
- The practice phone number listed in the NPPES registry for Hong-Ming Lay, MD, PC is (773) 874-1005.
- Who is the authorized official for Hong-Ming Lay, MD, PC?
- The authorized official listed on Hong-Ming Lay, MD, PC's NPPES record is Hong-Ming Lay, Principal. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hong-Ming Lay, MD, PC's NPI active?
- Yes — Hong-Ming Lay, MD, PC's NPI (1437332756) is active in the NPPES registry as of the last update on 2007-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.