Mark Nitti, OD
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 5 Perryridge Rd, Greenwich, CT 06830
- Practice phone
- Call (203) 863-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mark Nitti'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.
Mark Nitti is an optometrist in Greenwich, Connecticut
Mark Nitti practices at Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
Mark Nitti's NPI, 1104975804, was assigned on January 10, 2007. Mark Nitti holds New Jersey license 27OA00457900.
- NPI
- 1104975804NPI Registry (opens in a new tab)
- NPI enumeration date
- January 10, 2007
- NPI status
- Active
- Practice phone
- (203) 863-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Mark Nitti practices at Greenwich Hospital in Greenwich, Connecticut
Mark Nitti's primary practice is Greenwich Hospital, at 5 Perryridge Rd, Greenwich, CT 06830 in Fairfield County. The practice phone is (203) 863-3000.
- Greenwich Hospital5 Perryridge Rd, Greenwich, CT 06830 · Fairfield CountyPhone(203) 863-3000
Source: Dmand AI Affiliation Data
Mark Nitti is affiliated with 3 sites of care and 2 medical groups
Mark Nitti's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. Dmand AI also links Mark Nitti to 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark Nitti's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Nitti practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenwich Hospital | Available with a free account |
| +2 more sites and 2 medical groups | 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 Yale New Haven Health System and 6.2K+ hospitals, with verified contacts in the same login.
Mark Nitti is one of 468 optometrists in Connecticut
Optometrist is Mark Nitti's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Nitti is licensed in New Jersey.
Specialties and state licenses
- Optometrist, New JerseyPrimary
Optometrists near Mark Nitti
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
Mark Nitti's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Mark Nitti's median patient age at 63, with 40% women.
Mark Nitti's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women40%
- Men58%
Source: Dmand AI Patient Panel Data
Sources for Mark Nitti'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel 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 Mark Nitti
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Nitti's NPI number?
Mark Nitti's NPI number is 1104975804. It was assigned on January 10, 2007, and it is active in the NPI Registry.
What does Mark Nitti specialize in?
Mark Nitti is an optometrist in Greenwich, Connecticut. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark Nitti practice?
Mark Nitti practices at 5 Perryridge Rd, Greenwich, CT 06830. Mark Nitti's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. Dmand AI also links Mark Nitti to 2 group practices and clinics and 2 medical groups.
What is Mark Nitti's office phone number?
The practice phone on file for Mark Nitti is (203) 863-3000.
What is Mark Nitti's medical license number?
Mark Nitti holds New Jersey license 27OA00457900.
Which hospitals is Mark Nitti affiliated with?
Mark Nitti practices at Greenwich Hospital in Greenwich, Connecticut.
How long has Mark Nitti been practicing?
Mark Nitti's NPI was assigned in 2007.
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