DYLAN BLUE TIERNEY MD, MPH
NPI 1447386123
Internal Medicine - Infectious Disease in Boston, MA
About Dylan Blue Tierney Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DYLAN BLUE TIERNEY MD, MPH (NPI 1447386123) is an individual infectious disease provider in Boston, Massachusetts, licensed in Massachusetts (234353) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Dylan Blue Tierney Md, Mph 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 Reassignment
Medicare enrollment records show Dylan Tierney reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Brigham And Women's Hospital
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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
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 Dylan Tierney's NPI number?
The NPI number for Dylan Tierney is 1447386123. It was assigned to this individual provider in the NPPES registry on February 26, 2007.
Where is Dylan Tierney located?
Dylan Tierney practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.
What is Dylan Tierney's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Dylan Tierney enrolled in Medicare?
Yes. Dylan Tierney 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 organization bills Medicare for Dylan Tierney's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dylan Tierney reassigns Medicare benefits to Brigham & Womens Physicians Organization Inc (Boston, MA). The 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 Dylan Tierney's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dylan Tierney accept?
Health plans from Taro Health list Dylan Tierney 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 Dylan Tierney affiliated with any hospitals?
According to CMS data, Dylan Tierney is affiliated with Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Dylan Tierney was last updated on December 24, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Dylan Blue Tierney, MD, MPH · NPI 1447386123
Infectious Disease physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since February 26, 2007.
## Identity
- **NPI:** 1447386123 (Entity type: Individual)
- **Enumerated:** February 26, 2007
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 234353 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS ST, Boston, MA 02115-6110
- **Phone:** (617) 732-5500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** December 24, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1447386123) · Data from the CMS NPPES public registry.