Mark S. Feder, OD
- Medicare patients, 2024
- 25
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 5 Eversley Ave Suite 301 Suite 301, Norwalk, CT 06851-5821
- Practice phone
- Call (203) 853-1010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Norwalk Eye Care
Eye care practice · Norwalk, Connecticut
Find Mark Feder'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 S. Feder is an optometrist in Norwalk, Connecticut
Mark Feder practices at Norwalk Eye Care in Norwalk, Connecticut.
Mark Feder's NPI, 1912097825, was assigned on October 13, 2006. Mark Feder graduated from State University of New York - State College Optometry in 1983. Mark Feder holds Connecticut license 1047.
- NPI
- 1912097825NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113085432
- NPI enumeration date
- October 13, 2006
- NPI status
- Active
- Practice phone
- (203) 853-1010
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark S. Feder practices at Norwalk Eye Care in Norwalk, Connecticut
Mark Feder's primary practice is Norwalk Eye Care, at 5 Eversley Ave Suite 301 Suite 301, Norwalk, CT 06851-5821. The practice phone is (203) 853-1010.
- Norwalk Eye Care5 Eversley Ave Suite 301 Suite 301, Norwalk, CT 06851-5821Phone(203) 853-1010
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark S. Feder is affiliated with 2 sites of care and 1 medical group
Mark Feder's primary practice is Norwalk Eye Care in Norwalk, Connecticut. Dmand AI also links Mark Feder to 1 physician office and 1 medical group, 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 S. Feder's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Feder practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Norwalk Eye Care | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark S. Feder is one of 468 optometrists in Connecticut
Optometrist is Mark Feder's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Feder is licensed in Connecticut.
Specialties and state licenses
- Optometrist, ConnecticutPrimary
Optometrists near Mark Feder
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 S. Feder treated 25 Medicare patients in 2024, average age 75
CMS counts 25 Medicare patients who saw Mark Feder in 2024. The largest group is 75 to 84, with 11 patients. 75% of them have high cholesterol, and 60% have high blood pressure. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Feder's median patient age at 77, with 33% women.
Mark Feder's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Feder's Medicare patients by sex, 2024
- Women1248%
- Men1352%
Chronic conditions among Mark Feder's Medicare patients, 2024
- High cholesterol75%
- High blood pressure60%
Share of Medicare patients with each condition. A patient can have several.
Mark Feder's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women33%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark S. Feder graduated from State University of New York - State College Optometry
Mark Feder graduated from State University of New York - State College Optometry in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Mark S. Feder'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 DataMedicare Physician & Other Practitioners - by Provider (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 Mark S. Feder
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 S. Feder's NPI number?
Mark S. Feder's NPI number is 1912097825. It was assigned on October 13, 2006, and it is active in the NPI Registry.
What does Mark S. Feder specialize in?
Mark S. Feder is an optometrist in Norwalk, Connecticut. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark S. Feder practice?
Mark Feder practices at 5 Eversley Ave Suite 301 Suite 301, Norwalk, CT 06851-5821. Mark Feder's primary practice is Norwalk Eye Care in Norwalk, Connecticut. Dmand AI also links Mark Feder to 1 physician office and 1 medical group.
What is Mark S. Feder's office phone number?
The practice phone on file for Mark Feder is (203) 853-1010.
What is Mark S. Feder's medical license number?
Mark Feder holds Connecticut license 1047.
How many Medicare patients does Mark S. Feder see?
CMS counts 25 Medicare patients who saw Mark Feder in 2024, with an average age of 75.
Where did Mark S. Feder go to medical school?
Mark Feder graduated from State University of New York - State College Optometry in 1983.
How long has Mark S. Feder been practicing?
Mark Feder graduated from medical school in 1983, 43 years ago.
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