James UmlasMD
James Umlas, MD is an Ophthalmology provider in Lexington, MA affiliated with 2 ambulatory surgery centers in MA, as of July 2026.
- NPI1942268883
- Registered2006
- Centers2
- StateMA
- Class of1992
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
James Umlas at a glance
- Provider
- James Umlas
- Credential
- MD
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Lexington, MA
- Medical school
- Harvard Medical School
- Graduated
- 1992
- NPI registered
- 2006
- NPI
- 1942268883
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does James Umlas practice?
James Umlas, MD is based in Lexington, MA and is affiliated with 2 ambulatory surgery centers: West Suburban Eye Surgery Center LLC in Chelmsford, MA and Boston Eye Surgery And Laser Center Trust in Waltham, MA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is James Umlas's NPI number?
James Umlas's National Provider Identifier (NPI) is 1942268883, registered in 2006. Specialty on record: Ophthalmology; credential MD.
Where did James Umlas go to medical school?
James Umlas, MD attended Harvard Medical School, graduating in 1992.
How many Ophthalmology providers in Massachusetts work at ambulatory surgery centers?
81 Ophthalmology surgeons and proceduralists in Massachusetts are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, James Umlas among them. The Massachusetts Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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