DANIEL S MARCHUK MD
NPI 1780141614
Pediatrics - Pediatric Nephrology in Boston, MA
About Daniel S Marchuk Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DANIEL S MARCHUK MD (NPI 1780141614) is an individual pediatric nephrology provider in Boston, Massachusetts, licensed in Massachusetts (1014301) and active in the NPI registry since February 2019. He is enrolled in Medicare PECOS and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Daniel S Marchuk Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Daniel Marchuk reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 1,358 clinicians in this Medicare group
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 202 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Daniel Marchuk's NPI number?
The NPI number for Daniel Marchuk is 1780141614. It was assigned to this individual provider in the NPPES registry on February 27, 2019.
Where is Daniel Marchuk located?
Daniel Marchuk practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.
What is Daniel Marchuk's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Nephrology, with taxonomy code 2080P0210X.
Is Daniel Marchuk enrolled in Medicare?
Yes. Daniel Marchuk is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Daniel Marchuk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Daniel Marchuk reassigns Medicare benefits to 2 organizations: Children's Hospital Pediatric Associates, Inc (Boston, MA) and Pratt Pediatric Associates Inc (Boston, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Daniel Marchuk's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Daniel Marchuk accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Daniel Marchuk as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Daniel Marchuk was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Daniel S Marchuk, MD · NPI 1780141614
Pediatric Nephrology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since February 27, 2019.
## Identity
- **NPI:** 1780141614 (Entity type: Individual)
- **Enumerated:** February 27, 2019
- **Primary specialty:** Pediatrics - Pediatric Nephrology · taxonomy 2080P0210X
- **State license:** 1014301 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Children's Hospital Pediatric Associates, Inc (NPI 1457306664, Boston, MA); Pratt Pediatric Associates Inc (NPI 1477590511, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** June 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1780141614) · Data from the CMS NPPES public registry.