Mark L. Greenberg, OD
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 275 N Middletown Rd Suite 2b Suite 2b, Pearl River, NY 10965-1190
- Practice phone
- Call (845) 735-5757
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Flynn Optometry
Eye care practice · Pearl River, New York
Find Mark Greenberg'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 L. Greenberg is an optometrist in Pearl River, New York
Mark Greenberg practices at Flynn Optometry in Pearl River, New York.
Mark Greenberg's NPI, 1124008586, was assigned on January 20, 2006. Mark Greenberg holds New York license 3359.
- NPI
- 1124008586NPI Registry (opens in a new tab)
- NPI enumeration date
- January 20, 2006
- NPI status
- Active
- Practice phone
- (845) 735-5757
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark L. Greenberg practices at Flynn Optometry in Pearl River, New York
Mark Greenberg's primary practice is Flynn Optometry, at 275 N Middletown Rd Suite 2b Suite 2b, Pearl River, NY 10965-1190. The practice phone is (845) 735-5757.
- Flynn Optometry275 N Middletown Rd Suite 2b Suite 2b, Pearl River, NY 10965-1190Phone(845) 735-5757
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark L. Greenberg is affiliated with 2 sites of care and 2 medical groups
Mark Greenberg's primary practice is Flynn Optometry in Pearl River, New York. Dmand AI also links Mark Greenberg to 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Mark L. Greenberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Greenberg practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Flynn Optometry | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark L. Greenberg is one of 2,393 optometrists in New York
Optometrist is Mark Greenberg's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Greenberg is licensed in New York.
Specialties and state licenses
- Optometrist, New YorkPrimary
Optometrists near Mark Greenberg
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 L. Greenberg's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Mark Greenberg's median patient age at 72, with 75% women.
Mark Greenberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women75%
- Men0%
Source: Dmand AI Patient Panel Data
Sources for Mark L. Greenberg'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 L. Greenberg
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 L. Greenberg's NPI number?
Mark L. Greenberg's NPI number is 1124008586. It was assigned on January 20, 2006, and it is active in the NPI Registry.
What does Mark L. Greenberg specialize in?
Mark L. Greenberg is an optometrist in Pearl River, New York. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark L. Greenberg practice?
Mark Greenberg practices at 275 N Middletown Rd Suite 2b Suite 2b, Pearl River, NY 10965-1190. Mark Greenberg's primary practice is Flynn Optometry in Pearl River, New York. Dmand AI also links Mark Greenberg to 2 medical groups and 1 group practice or clinic.
What is Mark L. Greenberg's office phone number?
The practice phone on file for Mark Greenberg is (845) 735-5757.
What is Mark L. Greenberg's medical license number?
Mark Greenberg holds New York license 3359.
How long has Mark L. Greenberg been practicing?
Mark Greenberg's NPI was assigned in 2006.
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