Linda Squillace Gilligan, OD
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 166
- Industry payments
- $39
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 129 Wilton Rd, Peterborough, NH 03458
- Practice phone
- Call (603) 924-9591
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Robert Tyszko, O.D.
Peterborough, New Hampshire
Find Linda Gilligan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Linda Squillace Gilligan is an optometrist in Peterborough, New Hampshire
Linda Gilligan practices at Robert Tyszko, O.D. in Peterborough, New Hampshire.
Linda Gilligan's NPI, 1649264805, was assigned on September 2, 2005. Linda Gilligan graduated from New England College of Optometry in 1996. Linda Gilligan holds New Hampshire license 0641.
- NPI
- 1649264805NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729000369
- NPI enumeration date
- September 2, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 924-9591
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Linda Squillace Gilligan practices at Robert Tyszko, O.D. in Peterborough, New Hampshire
Linda Gilligan's primary practice is Robert Tyszko, O.D., at 129 Wilton Rd, Peterborough, NH 03458 in Hillsborough County. The practice phone is (603) 924-9591.
- Robert Tyszko, O.D.129 Wilton Rd, Peterborough, NH 03458 · Hillsborough CountyPhone(603) 924-9591
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Linda Squillace Gilligan is affiliated with 2 sites of care and 1 medical group
Linda Gilligan's primary practice is Robert Tyszko, O.D. in Peterborough, New Hampshire. Dmand AI also links Linda Gilligan to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Linda Squillace Gilligan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Linda Gilligan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Robert Tyszko, O.D. | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Linda Squillace Gilligan is one of 211 optometrists in New Hampshire
Optometrist is Linda Gilligan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Linda Gilligan is licensed in New Hampshire.
Specialties and state licenses
- Optometrist, New HampshirePrimary
Optometrists near Linda Gilligan
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Linda Squillace Gilligan treated 243 Medicare patients in 2024, average age 76
CMS counts 243 Medicare patients who saw Linda Gilligan in 2024. The largest group is 65 to 74, with 113 patients. 58% of them have high blood pressure, and 58% have high cholesterol. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Linda Gilligan's median patient age at 67, with 60% women.
Linda Gilligan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Linda Gilligan's Medicare patients by sex, 2024
- Women15263%
- Men9137%
Chronic conditions among Linda Gilligan's Medicare patients, 2024
- High blood pressure58%
- High cholesterol58%
- Arthritis42%
- Anxiety19%
- Ischemic heart disease19%
- Osteoporosis19%
- Diabetes16%
- Mood disorders16%
Share of Medicare patients with each condition. A patient can have several.
Linda Gilligan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Linda Squillace Gilligan wrote 166 Medicare Part D claims in 2024
In 2024, Linda Gilligan wrote 166 Medicare Part D claims for 51 patients. 71% of them were for generic drugs.
Linda Gilligan's Part D claims by kind of drug, 2024
- Generic118 claims71%
- Brand-name48 claims29%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Linda Squillace Gilligan takes part in Medicare
Linda Gilligan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Linda Squillace Gilligan received $39 in industry payments in 2025
CMS Open Payments shows 2 general payments to Linda Gilligan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. TissueTech, Inc. paid the most, $39.
Companies that paid Linda Gilligan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Linda Squillace Gilligan graduated from New England College of Optometry
Linda Gilligan graduated from New England College of Optometry in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Linda Squillace Gilligan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Linda Squillace Gilligan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Linda Squillace Gilligan's NPI number?
Linda Squillace Gilligan's NPI number is 1649264805. It was assigned on September 2, 2005, and it is active in the NPI Registry.
What does Linda Squillace Gilligan specialize in?
Linda Squillace Gilligan is an optometrist in Peterborough, New Hampshire. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Linda Squillace Gilligan practice?
Linda Gilligan practices at 129 Wilton Rd, Peterborough, NH 03458. Linda Gilligan's primary practice is Robert Tyszko, O.D. in Peterborough, New Hampshire. Dmand AI also links Linda Gilligan to 1 group practice or clinic and 1 medical group.
What is Linda Squillace Gilligan's office phone number?
The practice phone on file for Linda Gilligan is (603) 924-9591.
What is Linda Squillace Gilligan's medical license number?
Linda Gilligan holds New Hampshire license 0641.
Does Linda Squillace Gilligan accept Medicare?
Yes. CMS lists Linda Gilligan as accepting Medicare assignment.
How many Medicare patients does Linda Squillace Gilligan see?
CMS counts 243 Medicare patients who saw Linda Gilligan in 2024, with an average age of 76.
Where did Linda Squillace Gilligan go to medical school?
Linda Gilligan graduated from New England College of Optometry in 1996.
Has Linda Squillace Gilligan received payments from drug or device companies?
CMS Open Payments shows $39 in general payments to Linda Gilligan from 1 company from 2025 to 2025. The largest total came from TissueTech, Inc.
How long has Linda Squillace Gilligan been practicing?
Linda Gilligan graduated from medical school in 1996, 30 years ago.
Selling to optometrist practices?
See optometrists in New Hampshire by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card