NATHAN E KAUFMAN (MD) – Internal Medicine Physician, NPI 1922054600
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
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Provider Addresses for NATHAN E KAUFMAN (MD)
PO BOX 930
SALEM, MA 01970
Phone: (978) 825-6581
Fax: (978) 825-7070
Type: Mailing
1, Widger Road, Marblehead, Essex County, Massachusetts, 01945, United States
SUITE 201
MARBLEHEAD, MA 01945
Phone: (781) 631-1415
Fax: (781) 631-5175
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-04-15
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050415000112 | I | Internal Medicine | MA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 77 | 68 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 33 | 30 | $0 |
| U0002 | 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc | 18 | 18 | $0 |
| 87502 | Detection test by nucleic acid for multiple types influenza virus | 11 | 11 | $0 |
Insurance plans in this area (ZIP 01970)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Hospice/Palliative Care | MI | |
| Emergency Medicine | MA | |
| - | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Emergency Medicine | MA | |
| - | MA |
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