Ann Williams MDM.D.
Ophthalmology·Hammond, IN
Ann Williams MD, M.D. is an Ophthalmology provider in Hammond, IN affiliated with 2 ambulatory surgery centers in IN, as of July 2026.
- NPI1043216732
- Registered2005
- Centers2
- StateIN
- Class of1983
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.
Ann Williams MD at a glance
- Provider
- Ann Williams MD
- Credential
- M.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Hammond, IN
- Medical school
- Northwestern University Feinberg Medical School
- Graduated
- 1983
- NPI registered
- 2005
- NPI
- 1043216732
- 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 Ann Williams MD practice?
Ann Williams MD, M.D. is based in Hammond, IN and is affiliated with 2 ambulatory surgery centers: Williams Eye Institute PC in Hammond, IN and Novamed Surgery Center Of Merrillville LLC in Merrillville, IN. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Ann Williams MD's NPI number?
Ann Williams MD's National Provider Identifier (NPI) is 1043216732, registered in 2005. Specialty on record: Ophthalmology; credential M.D.
Where did Ann Williams MD go to medical school?
Ann Williams MD, M.D. attended Northwestern University Feinberg Medical School, graduating in 1983.
How many Ophthalmology providers in Indiana work at ambulatory surgery centers?
117 Ophthalmology surgeons and proceduralists in Indiana are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Ann Williams MD among them. The Indiana Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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