Nancy Efferson-BonacheaM.D.
Nancy Efferson-Bonachea, M.D. is an Ophthalmology provider in Manchester, NH affiliated with 3 ambulatory surgery centers in NH, as of July 2026.
- NPI1932173234
- Registered2006
- Centers3
- StateNH
- Class of1990
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.
- Concord Eye Surgery LLCConcord, NH · Ophthalmology · 14 on panelView center →
- Elliot 1 Day Surgery CenterManchester, NH · Gastroenterology, General surgery, Ophthalmology, Orthopedics, Plastic surgery · 30 on panelView center →
- Bedford Ambulatory Surgical Center LLCBedford, NH · Gastroenterology, Ophthalmology, Orthopedics · 4 on panelView center →
Education
Education on record as of August 2026.
Nancy Efferson-Bonachea at a glance
- Provider
- Nancy Efferson-Bonachea
- Credential
- M.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Manchester, NH
- Medical school
- Tufts University School of Medicine
- Graduated
- 1990
- NPI registered
- 2006
- NPI
- 1932173234
- 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 Nancy Efferson-Bonachea practice?
Nancy Efferson-Bonachea, M.D. is based in Manchester, NH and is affiliated with 3 ambulatory surgery centers: Concord Eye Surgery LLC in Concord, NH, Elliot 1 Day Surgery Center in Manchester, NH, and Bedford Ambulatory Surgical Center LLC in Bedford, NH. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Nancy Efferson-Bonachea's NPI number?
Nancy Efferson-Bonachea's National Provider Identifier (NPI) is 1932173234, registered in 2006. Specialty on record: Ophthalmology; credential M.D.
Where did Nancy Efferson-Bonachea go to medical school?
Nancy Efferson-Bonachea, M.D. attended Tufts University School of Medicine, graduating in 1990.
How many Ophthalmology providers in New Hampshire work at ambulatory surgery centers?
22 Ophthalmology surgeons and proceduralists in New Hampshire are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Nancy Efferson-Bonachea among them. The New Hampshire Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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