KRISTEN G. SCHAEFER (M.D.) – Hospice and Palliative Medicine (Internal Medicine) Physician, NPI 1023093747

KRISTEN G. SCHAEFER (M.D.) is a healthcare provider. based in Boston, Massachusetts. specializing in Hospice and Palliative Medicine (Internal Medicine) Physician. They hold the professional credentials M.D.. They hold a License No. 32505 (DC). The NPI Number for KRISTEN G. SCHAEFER (M.D.) is 1023093747

Main info

Female
32 Years Of Experience
Accepts Medicare Assignment
Name
KRISTEN G. SCHAEFER (M.D.)
NPI
1023093747
Phone
(617) 632-6464
Address
450 BROOKLINE AVE
Enumeration Date
15 December 2005
Last Update Date
20 March 2014

Doctor Profile

Medical School Name
HARVARD MEDICAL SCHOOL
Secondary Phone
-
Graduation Year
1994 (32 years ago)
PAC ID
9537142724
Group Practice PAC ID
9133038904
Professional Enrollment ID
I20090107000695
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience68
Completeness75
Years active:20State licenses:2Digital endpointsOther names

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Provider Addresses for KRISTEN G. SCHAEFER (M.D.)

  • Dana-Farber Cancer Institute, 450, Brookline Avenue, Boston, Suffolk County, Massachusetts, 02215, United States

    D2007

    BOSTON, MA 022155418

    Phone: (617) 632-6464

    Fax: (617) 632-6180

    Mailing address matches the actual address.

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: 2009-01-07

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

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20090107000695IHospice/Palliative CareMATBD

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.

Verify on CMS Revalidation Lookup Tool

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.

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

Insurance plans in this area (ZIP 02215)

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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: 9133038904View full group profile
NameSpecialtyState
Hematology/Oncology, Internal MedicineMA
O B S T E T R I C S/ G Y N E C O L O G YMA
Hematology/Oncology, Pediatric MedicineMA
Radiation OncologyMA
Medical OncologyWA
H E M A T O L O G Y/ O N C O L O G YMA
Hematology, Internal MedicineMA
Orthopedic SurgeryMA
Hematology, Medical OncologyMA
Hospice/Palliative Care, Internal MedicineMA

Reviews

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Frequently asked questions

Where can patients find KRISTEN G. SCHAEFER (M.D.)'s NPI?
You can confirm KRISTEN G. SCHAEFER (M.D.) with NPI 1023093747; it appears in the national provider directory.
Does this profile mean KRISTEN G. SCHAEFER (M.D.) is currently active?
Yes — KRISTEN G. SCHAEFER (M.D.) appears active in the national provider directory.
What does KRISTEN G. SCHAEFER (M.D.) treat or focus on?
Patients typically see KRISTEN G. SCHAEFER (M.D.) under the specialty Hospice and Palliative Medicine (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.
What location shows for KRISTEN G. SCHAEFER (M.D.)?
We surface Boston, Massachusetts for KRISTEN G. SCHAEFER (M.D.) based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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