Marc David Felderstein, DC
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 3419 Quentin Rd, Brooklyn, NY 11234
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Marc Felderstein'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.
Marc David Felderstein is an internist chiropractor in Brooklyn, New York
Marc Felderstein practices with 14 Street Medical Arts, a medical group.
Marc Felderstein's NPI, 1902013642, was assigned on May 16, 2007. Marc Felderstein holds New York license X008253-1.
- NPI
- 1902013642NPI Registry (opens in a new tab)
- NPI enumeration date
- May 16, 2007
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Marc David Felderstein's practice address is in Brooklyn, New York
Marc Felderstein's practice address in the NPI Registry is 3419 Quentin Rd, Brooklyn, NY 11234.
- NPI Registry address3419 Quentin Rd, Brooklyn, NY 11234
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Marc David Felderstein is affiliated with 1 medical group
Marc Felderstein is part of 14 Street Medical Arts, a medical group in New York, New York.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Marc David Felderstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marc Felderstein practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| 14 Street Medical Arts | 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 14 Street Medical Arts and 6.2K+ hospitals, with verified contacts in the same login.
Marc David Felderstein is one of 8 internist chiropractors in New York
Internist is Marc Felderstein's primary specialty in the NPI Registry, under taxonomy code 111NI0900X. Marc Felderstein is licensed in New York.
Specialties and state licenses
- Internist chiropractor, New YorkPrimary
Internist chiropractors near Marc Felderstein
Counts of internist chiropractors 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
Marc David Felderstein's patients have a median age of 28
Across all payers, Dmand AI patient panel data puts Marc Felderstein's median patient age at 28, with 100% women.
Marc Felderstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 28
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Sources for Marc David Felderstein'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 | Dmand AI Affiliation 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 Marc David Felderstein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marc David Felderstein's NPI number?
Marc David Felderstein's NPI number is 1902013642. It was assigned on May 16, 2007, and it is active in the NPI Registry.
What does Marc David Felderstein specialize in?
Marc David Felderstein is an internist chiropractor in Brooklyn, New York. The primary specialty in the NPI Registry is Internist Chiropractor (taxonomy code 111NI0900X).
Where does Marc David Felderstein practice?
Marc Felderstein practices at 3419 Quentin Rd, Brooklyn, NY 11234. Marc Felderstein's primary practice is 14 Street Medical Arts, a medical group.
What is Marc David Felderstein's medical license number?
Marc Felderstein holds New York license X008253-1.
What medical group is Marc David Felderstein part of?
Marc Felderstein is part of 14 Street Medical Arts in New York, New York.
How long has Marc David Felderstein been practicing?
Marc Felderstein's NPI was assigned in 2007.
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