DR. GEOFFREY R. OXNARD (MD) – Medical Oncology Physician, NPI 1033300157

DR. GEOFFREY R. OXNARD (MD) is a healthcare provider. based in Boston, Massachusetts. specializing in INTERNAL MEDICINE, MEDICAL ONCOLOGY. They hold the professional credentials MD. They hold a License No. 230804 (MA). The NPI Number for DR. GEOFFREY R. OXNARD (MD) is 1033300157

Main info

Male
23 Years Of Experience
Accepts Medicare Assignment
Name
DR. GEOFFREY R. OXNARD (MD)
NPI
1033300157
Phone
(617) 638-6428
Address
830 HARRISON AVE
Enumeration Date
5 August 2007
Last Update Date
17 February 2022

Doctor Profile

Medical School Name
UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Secondary Phone
6176386500
Graduation Year
2003 (23 years ago)
PAC ID
0941486831
Group Practice PAC ID
7416946546
Professional Enrollment ID
I20110510000510
Address ID
MA021182308BO88XXXSTXX414
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience60
Completeness75
Years active:18State licenses:1Digital endpointsOther names

7,735 INTERNAL MEDICINE in MA

Provider Addresses for DR. GEOFFREY R. OXNARD (MD)

  • 830 HARRISON AVE

    MOAKLEY ,3RD FOOR

    BOSTON, MA 02118

    Phone: (617) 638-6428

    Fax: (617) 638-5756

    Type: Location

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

    DANA-FARBER CANCER INSTITUTE, D1234

    BOSTON, MA 022155418

    Phone: (617) 632-6049

    Fax: (617) 632-5786

    Type: Mailing

  • 801 ALBANY ST

    FL G

    BOSTON, MA 02119

    Phone:

    Type: Mailing

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: 2011-05-10

PECOS data refreshed: 2026-06-15

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
I20110510000510IMedical OncologyMATBD

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 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: 7416946546View full group profile
NameSpecialtyState
Internal MedicineMA
Nurse PractitionerMA
Internal MedicineMA
-MA
-MA
Cardiovascular Disease (Cardiology)MA
Nurse PractitionerMA
Nurse PractitionerMA
Infectious DiseaseMA
Infectious Disease, Internal MedicineMA

Reviews

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Frequently asked questions

Is DR. GEOFFREY R. OXNARD (MD) listed with a National Provider Identifier?
Yes — DR. GEOFFREY R. OXNARD (MD) has NPI 1033300157 on file in the registry.
Is there an active status for DR. GEOFFREY R. OXNARD (MD)?
For scheduling context, DR. GEOFFREY R. OXNARD (MD) is shown as active in the registry.
What kind of doctor is DR. GEOFFREY R. OXNARD (MD)?
DR. GEOFFREY R. OXNARD (MD) is associated with Medical Oncology Physician in the directory — Clinical services aligned with this taxonomy classification.
What locale is associated with DR. GEOFFREY R. OXNARD (MD)?
Directory geography for DR. GEOFFREY R. OXNARD (MD) centers on Boston, Massachusetts.
Does DR. GEOFFREY R. OXNARD (MD) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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