MARIANNE BARRY M.D.
NPI 1568692143
Internal Medicine - Pulmonary Disease in Boston, MA
About Marianne Barry M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIANNE BARRY M.D. (NPI 1568692143) is an individual pulmonary disease provider in Boston, Massachusetts, licensed in Massachusetts (249042) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS, is affiliated with Lowell General Hospital, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Marianne Barry M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Marianne Barry reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 334 clinicians in this Medicare group
Burlington, MA 01805
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1063447316 (Massachusetts)
- 1,574 clinicians in this Medicare group
Lowell, MA 01854
- Reassigned Medicare billing, Massachusetts enrollment
- 220 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.
Areas of Expertise CMS Part B claims 16
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lowell General Hospital
Acute Care Hospitals · Lowell, MAMelrosewakefield Healthcare
Acute Care Hospitals · Melrose, MATufts Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02111 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 02111
BOSTON, MA 02111
BOSTON, MA 02111
BOSTON, MA 02111
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 Marianne Barry's NPI number?
The NPI number for Marianne Barry is 1568692143. It was assigned to this individual provider in the NPPES registry on July 17, 2009.
Where is Marianne Barry located?
Marianne Barry practices at 800 Washington St, Boston, MA 02111. The listed phone number is (617) 636-5000.
What is Marianne Barry's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Marianne Barry enrolled in Medicare?
Yes. Marianne Barry is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Marianne Barry's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marianne Barry reassigns Medicare benefits to 3 organizations: Pratt Medical Group, Inc (Boston, MA), Lahey Clinic, Inc. (Burlington, MA) and Lgh Medical Group, Inc. (Lowell, 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 Marianne Barry's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marianne Barry accept?
Health plans from Taro Health list Marianne Barry 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.
Is Marianne Barry affiliated with any hospitals?
According to CMS data, Marianne Barry is affiliated with Lowell General Hospital, Melrosewakefield Healthcare and Tufts Medical Center.
When was this NPI record last updated?
The NPPES record for Marianne Barry was last updated on December 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.