DR. JENNIFER A MARKS MD
NPI 1063915817
Internal Medicine - Medical Oncology in Boston, MA

Active since March 16, 2018PECOS EnrolledAccepts Medicare Assignment
450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-3000 Get Directions Write a Review

NPPES record last updated: June 12, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 12, 2024, May 21, 2022, Mar 16, 2018 (3 updates tracked since 2018).

About Dr. Jennifer A Marks Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JENNIFER A MARKS MD (NPI 1063915817) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (1018521) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with North Shore Medical Center -, and is a graduate of Tulane University School Of Medicine (2018).

NPPES Registry Identity

NPI1063915817
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameDR. JENNIFER A MARKSCredential: MD
Location Address450 BROOKLINE AVEBoston, MA 02215-5418
Mailing Address450 Brookline AveBoston, MA 02215-5450 · (617) 632-3000
Sole ProprietorYes
Medical School CMSTulane University School Of MedicineGraduated 2018
Enumeration DateMarch 16, 2018
Last NPPES UpdateJune 12, 20243 updates tracked since enumeration
NPPES CertifiedJune 12, 2024
NPI 1063915817 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License Licensed in MA · 1018521
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
450 BROOKLINE AVE, Boston, MA 02215

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Jennifer A Marks Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557610326
PECOS Enrollment IDI20240624001939
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

North Shore Medical Center -

Acute Care Hospitals · Salem, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220035
Location81 Highland AvenueSalem, MA 01970 · Essex County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$189.86 typical visit price
range $63.72 – $189.86
Typical copayment $47.46 (range $15.93 – $47.46)
Most-billed visit code 99205
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Physician Assistant
450 BROOKLINE AVE
BOSTON, MA 02215
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Pediatrics (Pediatric Hematology-Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Counselor (Mental Health)
450 BROOKLINE AVE
BOSTON, MA 02215
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215
Nurse Practitioner
450 BROOKLINE AVE
BOSTON, MA 02215
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jennifer Marks's NPI number?

The NPI number for Jennifer Marks is 1063915817. It was assigned to this individual provider in the NPPES registry on March 16, 2018.

Where is Jennifer Marks located?

Jennifer Marks practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-3000.

What is Jennifer Marks's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Jennifer Marks enrolled in Medicare?

Yes. Jennifer Marks is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Jennifer Marks accept?

Health plans from Anthem Blue Cross and Blue Shield list Jennifer Marks as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Jennifer Marks affiliated with any hospitals?

According to CMS data, Jennifer Marks is affiliated with North Shore Medical Center - and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Jennifer Marks was last updated on June 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.