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NATHALIE JAVIDI-SHARIFI
NPI 1699221572
Internal Medicine - Medical Oncology in Boston, MA

Active since August 30, 2016PECOS EnrolledAccepts Medicare Assignment
450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-6140(617) 632-3000 Get Directions Write a Review

NPPES record last updated: April 19, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 19, 2026, Aug 30, 2016 (2 updates tracked since 2016).

About Nathalie Javidi-sharifi NPPES

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

NATHALIE JAVIDI-SHARIFI (NPI 1699221572) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (1023546) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS, maintains a secondary practice location in Portland, and is a graduate of Oregon Health Sciences University School Of Medicine (2018).

NPPES Registry Identity

NPI1699221572
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameNATHALIE JAVIDI-SHARIFI
Location Address450 BROOKLINE AVEBoston, MA 02215-5450
Mailing Address3181 Sw Sam Jackson Park RdPortland, OR 97239-3011
Phone(617) 632-6140
Fax(617) 632-3000
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2018
Enumeration DateAugust 30, 2016
Last NPPES UpdateApril 19, 20262 updates tracked since enumeration
NPPES CertifiedApril 19, 2026
✔ NPI 1699221572 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 · 1023546
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
Open in Google Maps ↗

Secondary Practice Location 1

Location 13181 SW Sam Jackson Park RdPortland, OR 97239-3011 · Phone (425) 516-3278

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nathalie Javidi-sharifi 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 ID2961752019
PECOS Enrollment IDI20260422001502
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.

Medicare Billing Reassignment

Medicare enrollment records show Nathalie Javidi-sharifi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dana-Farber Cancer Institute, Inc.
Same address
General Acute Care Hospital
450 BROOKLINE AVE
Boston, MA 02215
  • Reassigned Medicare billing, Massachusetts enrollment
  • Also billed through NPI 1346433257 (Massachusetts)
  • 1,026 clinicians in this Medicare group
NPI 1851333686 (617) 632-3000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

PRABHSIMRANJOT SINGH MD
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 582-7956
SHAWN MAGUIRE PA-C
Physician Assistant
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 582-8487
KARINA FRANCA
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (857) 215-2285
DR. SUZANNE JAQUETH FORREST M.D.
Pediatrics (Pediatric Hematology-Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-3270
LAUREN KIRITSY MSW, LCSW
Counselor (Mental Health)
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (857) 215-3448
OFIR WOLAJ MD
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215
Suffolk County (617) 632-6139
JASON BATALHA AGPCNP-BC
Nurse Practitioner
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-6140
FATIMA EMRAN AMIR MS, LGC
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 632-3729

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 Nathalie Javidi-sharifi's NPI number?

The NPI number for Nathalie Javidi-sharifi is 1699221572. It was assigned to this individual provider in the NPPES registry on August 30, 2016.

Where is Nathalie Javidi-sharifi located?

Nathalie Javidi-sharifi practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-6140.

What is Nathalie Javidi-sharifi's specialty?

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

Is Nathalie Javidi-sharifi enrolled in Medicare?

Yes. Nathalie Javidi-sharifi 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.

Which organization bills Medicare for Nathalie Javidi-sharifi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathalie Javidi-sharifi reassigns Medicare benefits to Dana-Farber Cancer Institute, Inc. (Boston, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nathalie Javidi-sharifi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathalie Javidi-sharifi accept?

Health plans from Anthem Blue Cross and Blue Shield list Nathalie Javidi-sharifi 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.

When was this NPI record last updated?

The NPPES record for Nathalie Javidi-sharifi was last updated on April 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.