Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Nathaniel C Sears

Individual provider Glaucoma Specialist (Ophthalmology) Physician · NPI 1306103577

Nathaniel C Sears is an Ophthalmology in Portsmouth, New Hampshire. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2012, 14 years ago. Practices with Eyesight Ophthalmic Services PLLC, a 16-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa and New Hampshire.

Years since qualifying
14
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
IA, NH
In the registry since
2012
Specialties on file
2

Practice location Address checks out

155 Borthwick Ave Ste 200E
Portsmouth, NH 03801-4184
Phone: (603) 436-1773
Fax: (603) 427-0655
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 200 Hawkins Dr, Iowa City, IA 52242-1009 — (319) 356-4674

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 24997 (NH)
Glaucoma Specialist (Ophthalmology) Physician Taxonomy 207WX0009X · Licence MD-44380 (IA)

Record details

NPI number1306103577
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedApril 12, 2012
Last updated in NPPESOctober 17, 2024
Certification dateOctober 17, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 2012 (14 years in practice)
Group practice Eyesight Ophthalmic Services Pllc — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare