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

Mrs. Kathryn L Masselam Hatch, MD

Individual provider Ophthalmology Physician · NPI 1528265824

Mrs. Kathryn L Masselam Hatch, MD is an Ophthalmology in Watham, Massachusetts. Graduated from University of Vermont College of Medicine in 2003, 23 years ago. Practices with Massachusetts Eye and Ear Associates, Inc, a 410-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
23
Trained at
University of Vermont College of Medicine
Licensed in
MA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1601 Trapelo Rd Ste 184
Watham, MA 02451
Phone: (781) 890-1023
Fax: (781) 890-2507
Show map & directions

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

Additional practice locations (2)

  • 110 Hartwell Ave Ste 101, Lexington, MA 02421-3118 — (781) 890-1023
  • 110 Hartwell Ave Ste 201, Lexington, MA 02421-3134 — (781) 890-1023

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 231448 (MA)

Record details

NPI number1528265824
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2007
Last updated in NPPESAugust 5, 2025
Certification dateAugust 5, 2025

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF VERMONT COLLEGE OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Massachusetts Eye And Ear Associates, Inc — 410 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount