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ELINOR L BARON M.D.
NPI 1366537581
Internal Medicine - Infectious Disease in Newton, MA

Active since October 04, 2006PECOS EnrolledAccepts Medicare Assignment
2000 WASHINGTON ST, SUITE 301, NEWTON WELLESLEY HOSPITAL, NEWTON, MA 02215(617) 965-1717 Get Directions Write a Review

NPPES record last updated: August 31, 2009. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Elinor L Baron M.d. NPPES

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

ELINOR L BARON M.D. (NPI 1366537581) is an individual infectious disease provider in Newton, Massachusetts, licensed in Massachusetts (230261) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Newton-wellesley Hospital, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2002).

NPPES Registry Identity

NPI1366537581
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameELINOR L BARONCredential: M.D.
Location Address2000 WASHINGTON ST, SUITE 301, NEWTON WELLESLEY HOSPITALNewton, MA 02215-1602
Mailing Address9 Traymore StCambridge, MA 02140-2213 · (617) 435-5508
Phone(617) 965-1717
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2002
Enumeration DateOctober 4, 2006
Last NPPES UpdateAugust 31, 2009
✔ NPI 1366537581 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 MA · 230261
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.
2000 WASHINGTON ST, SUITE 301, Newton, MA 02215
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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

Elinor L Baron M.d. 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 ID8325133655
PECOS Enrollment IDI20071002000546
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
19 services19 patients

Hospital Affiliations CMS Care Compare

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

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex 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
$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.

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 Elinor Baron's NPI number?

The NPI number for Elinor Baron is 1366537581. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Elinor Baron located?

Elinor Baron practices at 2000 Washington St, Suite 301 Newton Wellesley Hospital, Newton, MA 02215. The listed phone number is (617) 965-1717.

What is Elinor Baron's specialty?

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

Is Elinor Baron enrolled in Medicare?

Yes. Elinor Baron 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.

Is Elinor Baron affiliated with any hospitals?

According to CMS data, Elinor Baron is affiliated with Newton-Wellesley Hospital.

When was this NPI record last updated?

The NPPES record for Elinor Baron was last updated on August 31, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.