DR. KARL J KARLSON (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1316939796

DR. KARL J KARLSON (M.D.) is a healthcare provider. based in Boston, Massachusetts. specializing in Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. They hold the professional credentials M.D.. They hold a License No. 47636 (MA). The NPI Number for DR. KARL J KARLSON (M.D.) is 1316939796

Main info

Male
49 Years Of Experience
Accepts Medicare Assignment
Name
DR. KARL J KARLSON (M.D.)
NPI
1316939796
Phone
Not provided
Address
720 HARRISON AVE
Enumeration Date
22 August 2005
Last Update Date
25 October 2017

Doctor Profile

Medical School Name
WARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Secondary Phone
6176388488
Graduation Year
1977 (49 years ago)
PAC ID
5092801753
Group Practice PAC ID
9830183763
Professional Enrollment ID
I20111024000717
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. KARL J KARLSON (M.D.)

  • Doctors Office Building, 720, Harrison Avenue, South End, Boston, Suffolk County, Massachusetts, 02118, United States

    DOB 503

    BOSTON, MA 021182371

    Phone:

    Type: Mailing

  • Preston Family Building, 732, Harrison Avenue, South End, Boston, Suffolk County, Massachusetts, 02118, United States

    3RD FLOOR

    BOSTON, MA 021182309

    Phone: (617) 638-5600

    Fax: (617) 638-7228

    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.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 02118)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9830183763View full group profile
NameSpecialtyState
Physician AssistantMA
Thoracic Surgery, Cardiac SurgeryMA
Thoracic Surgery, General SurgeryNY
Nurse PractitionerMA
Plastic And Reconstructive SurgeryPA
General SurgeryMA
General Surgery, Colorectal Surgery (Proctology)MA
Surgical Oncology, General SurgeryMA
Plastic And Reconstructive SurgeryMA
Vascular Surgery, General SurgeryMA

Reviews

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Frequently asked questions

What federal number belongs to DR. KARL J KARLSON (M.D.)?
The federal identifier for DR. KARL J KARLSON (M.D.) is NPI 1316939796.
Does this profile mean DR. KARL J KARLSON (M.D.) is currently active?
Yes — DR. KARL J KARLSON (M.D.) appears active in the national provider directory.
What field does DR. KARL J KARLSON (M.D.) work in?
You can think of DR. KARL J KARLSON (M.D.) as practicing within Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. KARL J KARLSON (M.D.)?
The page summarizes Boston, Massachusetts for DR. KARL J KARLSON (M.D.); expand the address list for detail.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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