Quick answers
- Which hospitals does David J. Kahan work at?
- Medicare's official clinician data lists David J. Kahan at 5 hospitals: Brigham and Women's Hospital, Emerson Hospital -, Lahey Hospital & Medical Center, Burlington, Massachusetts General Hospital and Northeast Hospital Corporation. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David J. Kahan see patients?
- Medicare's clinician data lists 2 practice locations, including Concord, MA. Call before your visit to confirm the address.
- What is David J. Kahan's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does David J. Kahan accept Medicare assignment?
- Yes. Medicare's clinician data says David J. Kahan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for David J. Kahan?
- (978) 287-3020, as listed in official Medicare / NPI Registry data.
- What is David J. Kahan's NPI number?
- 1447440581. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David J. Kahan works
Medicare's Facility Affiliation Data lists David J. Kahan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Brigham and Women's HospitalBoston, MA · Acute Care Hospital · CCN 220110
- Emerson Hospital -W Concord, MA · Acute Care Hospital · CCN 220084
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA · Acute Care Hospital · CCN 220171
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · CCN 220071
- Northeast Hospital CorporationBeverly, MA · Acute Care Hospital · CCN 220033
Practice locations
Addresses where David J. Kahan is enrolled with Medicare (CMS data updated 2026-10-02).
- 133 Old Rd To 9 Acre CorConcord, MA 01742 (978) 287‑3020
- 133 Old Rd To Nine Acre Corner, Mary Beth MisservilleConcord, MA 01742
Group practices
Medicare enrollment lists David J. Kahan as a member of this group (CMS data updated 2026-10-02).
- Emerson Practice Associates, Inc240 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Massachusetts →
Other cardiologists in Concord
Clinicians with the same Medicare primary specialty in Concord, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tufts University School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447440581 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians