Darren Kaufman, M.D.
NPI 1578678249 · Nephrology Physician · Port Jefferson Station, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darren Kaufman, M.D. is a Nephrology Physician provider in Port Jefferson Station, NY (NPI 1578678249).
Provider details
- NPI number
- 1578678249
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 178674 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-20
- Last updated
- 2012-09-17
Frequently asked questions
- What is Darren Kaufman's NPI number?
- Darren Kaufman's National Provider Identifier (NPI) is 1578678249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darren Kaufman's specialty?
- Darren Kaufman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Darren Kaufman located?
- Darren Kaufman's practice location on file with NPPES is 5225 Nesconset Hwy, Port Jefferson Station, NY 11776-2053.
- What is Darren Kaufman's phone number?
- The practice phone number listed in the NPPES registry for Darren Kaufman is (631) 406-6676.
- Does Darren Kaufman accept Medicare?
- Darren Kaufman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darren Kaufman's NPI active?
- Yes — Darren Kaufman's NPI (1578678249) is active in the NPPES registry as of the last update on 2012-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.