Dr. James J. Heffernan, MD
- Medicare services, 2020
- 308
- Part D claims, 2023
- 12
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 330 Brookline Avenue, Boston, MA 02215
- Practice phone
- Call (617) 667-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Heffernan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. James J. Heffernan is an internist in Boston, Massachusetts
Dr. Heffernan practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health.
Dr. Heffernan's NPI, 1366578940, was assigned on February 26, 2007. Dr. Heffernan holds Massachusetts license 47543.
- NPI
- 1366578940NPI Registry (opens in a new tab)
- NPI enumeration date
- February 26, 2007
- NPI status
- Active
- Practice phone
- (617) 667-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James J. Heffernan practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts
Dr. Heffernan's primary practice is Beth Israel Deaconess Medical Center, at 330 Brookline Avenue, Boston, MA 02215 in Suffolk County. The practice phone is (617) 667-7000.
- Beth Israel Deaconess Medical Center330 Brookline Avenue, Boston, MA 02215 · Suffolk CountyPhone(617) 667-7000
Source: Dmand AI Affiliation Data
Dr. James J. Heffernan is affiliated with 2 sites of care and 1 medical group
Dr. Heffernan's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. The medical group on file is Beth Israel Deaconess Medical Center. Dmand AI also links Dr. Heffernan to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James J. Heffernan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heffernan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beth Israel Deaconess Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James J. Heffernan is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Heffernan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Heffernan is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Heffernan
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. James J. Heffernan billed Medicare for 308 services in 2020
CMS data shows 308 Medicare services from Dr. Heffernan across 5 procedure codes in 2020. Medicare paid $15,377 for them.
Dr. Heffernan's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 3902020: 29325%
- Other services
- 2019: 302020: 1550%
Where Dr. Heffernan's Medicare services took place, 2020
- In an office155%
- In a facility29395%
Dr. Heffernan compared with the Massachusetts median for internists, 2020
- Dr. Heffernan
- Massachusetts median
- Medicare services
- 308vs 43129% below
- Part D claims
- 12vs 40297% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Heffernan's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James J. Heffernan's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Heffernan's median patient age at 69, with 43% women.
Dr. Heffernan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Dr. James J. Heffernan wrote 12 Medicare Part D claims in 2023
In 2023, Dr. Heffernan wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $260 in total drug cost. In 2022, CMS named 12 claims across 1 drug.
Dr. Heffernan's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 122023: 12No change
Drugs named by CMS: 1 in 2023, 1 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. James J. Heffernan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. James J. Heffernan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. James J. Heffernan's NPI number?
Dr. James J. Heffernan's NPI number is 1366578940. It was assigned on February 26, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. James J. Heffernan?
Dr. James J. Heffernan is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James J. Heffernan practice?
Dr. Heffernan practices at 330 Brookline Avenue, Boston, MA 02215. Dr. Heffernan's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Heffernan to 1 group practice or clinic.
What is Dr. James J. Heffernan's office phone number?
The practice phone on file for Dr. Heffernan is (617) 667-7000.
What is Dr. James J. Heffernan's medical license number?
Dr. Heffernan holds Massachusetts license 47543.
Which hospitals is Dr. James J. Heffernan affiliated with?
Dr. Heffernan practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts.
What medical group is Dr. James J. Heffernan part of?
Dr. Heffernan is linked to Beth Israel Deaconess Medical Center.
Does Dr. James J. Heffernan accept Medicare?
Yes. CMS data shows Dr. Heffernan billed Medicare for 308 services in 2020.
What services does Dr. James J. Heffernan bill to Medicare?
In 2020, Dr. Heffernan's most billed Medicare services were office visit, established patient (99214), care management and other visits (99443) and care management and other visits (99442).
What drugs does Dr. James J. Heffernan prescribe most?
In 2023 Medicare Part D data, Dr. Heffernan's most prescribed drugs by claims were Nabumetone.
How long has Dr. James J. Heffernan been practicing?
Dr. Heffernan's NPI was assigned in 2007.
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