Doctor profile · Federal record

Dr. Elinor Baron, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Newton, MA

  • NPI 1366537581
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 Washington St, Suite 301, Newton Wellesley Hospital
Newton, MA 022151602
(617) 965-1717
Mailing address
9 Traymore St
Cambridge, MA 021402213

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 31, 2009
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
Massachusetts #230261

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366537581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
36
Distinct HCPCS
2
Medicare allowed
$4,273
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $138
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 13 13 $84

In context: peer comparison

Among 1 peers in this city , average services per provider: 18. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Elinor Baron's medical specialty?
Dr. Elinor Baron practices Infectious Disease Physician in Newton, MA.
Where does Dr. Elinor Baron practice?
Dr. Elinor Baron practices at 2000 Washington St, Suite 301, Newton, MA 022151602. Office phone: 6179651717.
What is Dr. Elinor Baron's NPI?
Dr. Elinor Baron's National Provider Identifier (NPI) is 1366537581, issued by NPPES.
Does Dr. Elinor Baron accept Medicare assignment?
Yes. Dr. Elinor Baron accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elinor Baron commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.