DR. DENEEN E. PELLETIER M.D.
NPI 1770571671
Internal Medicine in Cambridge, MA
About Dr. Deneen E. Pelletier M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DENEEN E. PELLETIER M.D. (NPI 1770571671) is an individual internal medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (77772) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, is affiliated with Mount Auburn Hospital, and is a graduate of University Of Connecticut School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Deneen E. Pelletier 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.
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mount Auburn Hospital
Acute Care Hospitals · Cambridge, MABeth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MANewton-Wellesley Hospital
Acute Care Hospitals · Newton, MAWinchester Hospital
Acute Care Hospitals · Winchester, MALahey Hospital & Medical Center, Burlington
Acute Care Hospitals · Burlington, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02138 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
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.
CAMBRIDGE, MA 02138
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 Deneen Pelletier's NPI number?
The NPI number for Deneen Pelletier is 1770571671. It was assigned to this individual provider in the NPPES registry on October 13, 2005.
Where is Deneen Pelletier located?
Deneen Pelletier practices at 725 Concord Ave Suite 4100, Cambridge, MA 02138. The listed phone number is (617) 864-8822.
What is Deneen Pelletier's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Deneen Pelletier enrolled in Medicare?
Yes. Deneen Pelletier 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.
What insurance does Deneen Pelletier accept?
Health plans from Anthem Blue Cross and Blue Shield list Deneen Pelletier 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 Deneen Pelletier affiliated with any hospitals?
According to CMS data, Deneen Pelletier is affiliated with Mount Auburn Hospital, Beth Israel Deaconess Medical Center, Newton-Wellesley Hospital, Winchester Hospital and Lahey Hospital & Medical Center, Burlington.
When was this NPI record last updated?
The NPPES record for Deneen Pelletier was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.
