William S Foulsham, MD, MBCHB

Individual provider Active NPI Ophthalmology Physician · Worcester, MA

NPI 1124581863 · NPPES record last updated Sep 25, 2025

Key facts

NPI
1124581863
Entity type
Individual (NPI type 1)
Primary specialty
Ophthalmology Physician 207W00000X
License
1014696 (MA)
Practice address
67 Belmont St Ste 302
Worcester, MA 01605-2608
Phone
(508) 752-1155
Fax
(508) 752-4862
NPI assigned
Apr 10, 2019
Sex
Male
Sole proprietor
No

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Ophthalmology
Education
Other, 2014
Medicare assignment
May accept Medicare assignment
Group practices
Lexington Eye Associates, Inc (33 clinicians)
Lexington Eye Associates - Bid (33 clinicians)
Vitreo-Retinal Associates PC (5 clinicians)

Practice addresses (Care Compare)

21 Worthen Rd
Lexington, MA 02421-4835
Phone (781) 862-1620

67 Belmont St
Suite 302
Worcester, MA 01605-2608
Phone (508) 752-1155

975 Merriam Ave
Suite 117
Leominster, MA 01453-1220
Phone (508) 752-1155

Hospital & facility affiliations

  • Umass Memorial Medical Center/University Campus Hospital · Worcester, MA · CCN 220163

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery1-10

Medicare participation

Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20230531002997 MA Practitioner - Ophthalmology 8224495502 Reassigns benefits to 3 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
1014696MAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lexington Eye Associates, Inc Ophthalmology Current
since Aug 1, 2025
Accepting new patients
Lexington Eye Associates, Inc. Ophthalmology Current
since Aug 1, 2025
Accepting new patients
Vitreo-Retinal Associates of Worcester PC Ophthalmology Current
since Sep 1, 2025
Accepting new patients
Lexington Eye Associates - Bid Ophthalmology Current
since Aug 1, 2025
Accepting new patients
Vitreo-Retinal Associates PC Ophthalmology Current
since Sep 1, 2025
Accepting new patients
Emerson Hospital Current Accepting new patients

Locations

300 Baker Ave
Ste 210
Concord, MA 01742
Phone (978) 369-1310

975 Merriam Ave
Ste 117
Leominster, MA 01453
Phone (508) 752-1155

21 Worthen Rd
Lexington, MA 02421
Phone (617) 862-1620

67 Belmont St
Ste 302
Worcester, MA 01605
Phone (508) 752-1135

Interoperability endpoints

  • Direct secure messaging: foulsham.william.epho@direct.partners.masshiway.net
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • Direct secure messaging: william.foulsham.p1@direct.vitreo.nextgenshare.com

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X 1014696 MA Yes

Addresses

Primary practice location

67 Belmont St Ste 302
Worcester, MA 01605-2608

Mailing address

67 Belmont St Ste 302
Worcester, MA 01605-2608
Phone (508) 752-1155

Other practice location 1

975 Merriam Ave Ste 117
Leominster, MA 01453-1220
Phone (978) 786-9600

Other practice location 2

243 Charles St
Boston, MA 02114-3096
Phone (617) 573-3288

Other providers in Worcester, MA

All providers in Worcester, MA · Ophthalmology Physician in Massachusetts

Sources for this page

Verify at the official NPI Registry.