Dr. Nathan E. Kaufman, MD
- Medicare services, 2024
- 111
- Medicare patients, 2024
- 77
- Part D claims, 2024
- 136
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 81 Highland Ave, Salem, MA 01970
- Practice phone
- Call (978) 354-2065
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
MGB Salem Hospital
Salem, Massachusetts
Find Dr. Kaufman'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. Nathan E. Kaufman is an internist in Salem, Massachusetts
Dr. Kaufman practices at MGB Salem Hospital in Salem, Massachusetts.
Dr. Kaufman's NPI, 1922054600, was assigned on May 25, 2006. Dr. Kaufman graduated from Perelman School of Med at the University of Pennsylvania in 1982. Dr. Kaufman holds Massachusetts license 57474.
- NPI
- 1922054600NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769429299
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 354-2065
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan E. Kaufman practices at MGB Salem Hospital in Salem, Massachusetts
Dr. Kaufman's primary practice is MGB Salem Hospital, at 81 Highland Ave, Salem, MA 01970 in Essex County. The practice phone is (978) 354-2065.
- MGB Salem Hospital81 Highland Ave, Salem, MA 01970 · Essex CountyPhone(978) 354-2065
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nathan E. Kaufman is affiliated with 3 sites of care and 1 medical group
Dr. Kaufman's primary practice is MGB Salem Hospital in Salem, Massachusetts. Dr. Kaufman is also affiliated with Salem Hospital. The medical group on file is Mass General Brigham (formerly North Shore Physicians Group). Dmand AI also links Dr. Kaufman to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan E. Kaufman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaufman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MGB Salem Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathan E. Kaufman is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Kaufman's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kaufman is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Kaufman
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. Nathan E. Kaufman billed Medicare for 111 services in 2024
CMS data shows 111 Medicare services from Dr. Kaufman across 3 procedure codes in 2024, for 77 Medicare patients. Medicare paid $6,691 for them. Every service was in an office.
Dr. Kaufman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1102024: 9315%
- Other services
- 2023: 182024: 18No change
- Lab and pathology
- 2023: 112024: 0100%
Dr. Kaufman compared with the Massachusetts median for internists, 2024
- Dr. Kaufman
- Massachusetts median
- Medicare services
- 111vs 43174% below
- Medicare patients
- 77vs 19460% below
- Part D claims
- 23vs 40294% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Kaufman's most billed Medicare procedure codes, 2024
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. Nathan E. Kaufman treated 77 Medicare patients in 2024, average age 77
CMS counts 77 Medicare patients who saw Dr. Kaufman in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kaufman's median patient age at 64, with 55% women.
Dr. Kaufman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kaufman's Medicare patients by sex, 2024
- Women5369%
- Men2431%
Chronic conditions among Dr. Kaufman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis49%
- Anxiety35%
- Mood disorders32%
- Depression30%
- Chronic kidney disease29%
- Ischemic heart disease22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kaufman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan E. Kaufman wrote 136 Medicare Part D claims in 2024
In 2024, Dr. Kaufman wrote 136 Medicare Part D claims for 57 patients. 80% of them were for generic drugs. CMS names the drug for 23 of them, across 2 drugs with 11 or more claims each, at $297 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Kaufman's Part D claims by kind of drug, 2024
- Generic109 claims80%
- Brand-name27 claims20%
Dr. Kaufman's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kaufman's Part D claims, 2024
- Antibiotics18%25 of 136 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 112024: 23109%
Drugs named by CMS: 2 in 2024, 1 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Nathan E. Kaufman takes part in Medicare
Dr. Kaufman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nathan E. Kaufman graduated from Perelman School of Med at the University of Pennsylvania
Dr. Kaufman graduated from Perelman School of Med at the University of Pennsylvania in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathan E. Kaufman'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Nathan E. Kaufman
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. Nathan E. Kaufman's NPI number?
Dr. Nathan E. Kaufman's NPI number is 1922054600. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan E. Kaufman?
Dr. Nathan E. Kaufman is an internist in Salem, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathan E. Kaufman practice?
Dr. Kaufman practices at 81 Highland Ave, Salem, MA 01970. Dr. Kaufman's primary practice is MGB Salem Hospital in Salem, Massachusetts. Dmand AI also links Dr. Kaufman to 1 group practice or clinic.
What is Dr. Nathan E. Kaufman's office phone number?
The practice phone on file for Dr. Kaufman is (978) 354-2065.
What is Dr. Nathan E. Kaufman's medical license number?
Dr. Kaufman holds Massachusetts license 57474.
Which hospitals is Dr. Nathan E. Kaufman affiliated with?
Dr. Kaufman is affiliated with Salem Hospital.
What medical group is Dr. Nathan E. Kaufman part of?
Dr. Kaufman is linked to Mass General Brigham (formerly North Shore Physicians Group).
Does Dr. Nathan E. Kaufman accept Medicare?
Yes. CMS data shows Dr. Kaufman billed Medicare for 111 services in 2024, and Dr. Kaufman accepts Medicare assignment.
How many Medicare patients does Dr. Nathan E. Kaufman see?
CMS counts 77 Medicare patients who saw Dr. Kaufman in 2024, with an average age of 77.
What services does Dr. Nathan E. Kaufman bill to Medicare?
In 2024, Dr. Kaufman's most billed Medicare services were office visit, established patient (99213), medical service (U0002) and office visit, established patient (99214).
Show 3 more questionsShow fewer questions
Where did Dr. Nathan E. Kaufman go to medical school?
Dr. Kaufman graduated from Perelman School of Med at the University of Pennsylvania in 1982.
What drugs does Dr. Nathan E. Kaufman prescribe most?
In 2024 Medicare Part D data, Dr. Kaufman's most prescribed drugs by claims were Omeprazole and Albuterol Sulfate Hfa.
How long has Dr. Nathan E. Kaufman been practicing?
Dr. Kaufman graduated from medical school in 1982, 44 years ago.
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