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DR. RUANNE VANESSA BARNABAS MBCHB., D.PHIL.
NPI 1639309362
Internal Medicine - Infectious Disease in Boston, MA

Active since July 15, 2009PECOS EnrolledAccepts Medicare Assignment
55 FRUIT ST, BOSTON, MA 02114(617) 724-3467(617) 726-3755 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 16, 2026, Nov 26, 2021, Feb 20, 2019 (3 updates tracked since 2019).

About Dr. Ruanne Vanessa Barnabas Mbchb., D.phil. NPPES

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

DR. RUANNE VANESSA BARNABAS MBCHB., D.PHIL. (NPI 1639309362) is an individual infectious disease provider in Boston, Massachusetts, licensed in Washington (MD60281820) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (1997).

NPPES Registry Identity

NPI1639309362
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. RUANNE VANESSA BARNABASCredential: MBCHB., D.PHIL.
Location Address55 FRUIT STBoston, MA 02114-2621
Mailing Address55 Fruit StBoston, MA 02114-2696 · (206) 617-7243 · Fax (617) 726-3755
Phone(617) 724-3467
Fax(617) 726-3755
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateJuly 15, 2009
Last NPPES UpdateMarch 16, 20263 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
✔ NPI 1639309362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in WA · MD60281820
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
55 FRUIT ST, Boston, MA 02114
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Other Identifiers 1

Medicaid1639309362WA

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ruanne Vanessa Barnabas Mbchb., D.phil. 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 ID7012100613
PECOS Enrollment IDI20220607001208
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

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

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
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.

STUTI GIRISH SHROFF MD, MBBS
Pathology (Anatomic Pathology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2971
NANCY WANG M.D.
Internal Medicine (Hematology & Oncology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (017) 724-4000
DR. DUSAN HANIDZIAR M.D., PH.D.
Anesthesiology
55 FRUIT ST, GRAY-BIGELOW 444
BOSTON, MA 02114
Suffolk County (617) 726-3030
JOHN JOSEPH DANKO DO
Physical Medicine & Rehabilitation
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2000
DR. MICHAEL ANDREW LOBRITZ M.D, PH.D.
Internal Medicine (Infectious Disease)
55 FRUIT ST, DIVISION OF INFECTIOUS DISEASE, GRJ-504
BOSTON, MA 02114
Suffolk County (617) 724-9248
MS. KELLY ELISHA TRECARTIN NP
Nurse Practitioner (Acute Care)
55 FRUIT ST, BIGALOW 852 F
BOSTON, MA 02114
Suffolk County (617) 726-7400
JAMIE MARIE ALLEN NP
Nurse Practitioner
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 724-4410
DR. DHAVAL SANJEEV KOLTE M.B.B.S., PH.D.
Internal Medicine (Cardiovascular Disease)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 643-3238

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 Ruanne Barnabas's NPI number?

The NPI number for Ruanne Barnabas is 1639309362. It was assigned to this individual provider in the NPPES registry on July 15, 2009.

Where is Ruanne Barnabas located?

Ruanne Barnabas practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 724-3467.

What is Ruanne Barnabas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Ruanne Barnabas enrolled in Medicare?

Yes. Ruanne Barnabas 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 Ruanne Barnabas accept?

Health plans from Anthem Blue Cross and Blue Shield list Ruanne Barnabas 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 Ruanne Barnabas affiliated with any hospitals?

According to CMS data, Ruanne Barnabas is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for Ruanne Barnabas was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.