Doctor profile · Federal record

Dr. Marguerite Neill, MD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Providence, RI

  • NPI 1164406930
  • Accepts Medicare
  • 49 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
593 Eddy Street
Providence, RI 029034400
(401) 444-7856
Additional location
111 Brewster St, Department of Infectious Disease
Pawtucket, RI 028604400
(401) 729-2545
fax (401) 729-2795
Mailing address
Brown Medicine 110 Elm Street
Providence, RI 02903

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
March 17, 2018
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
Rhode Island #MD07378
Medicaid (2)
MA #110087818A · RI #9006470

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164406930. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
132
Distinct HCPCS
3
Medicare allowed
$15,178
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 60 41 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 47 45 $131
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $175

In context: peer comparison

Among 14 peers in Providence Infectious Disease Physician, average services per provider: 36. This provider delivers 3.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
55
Patients
0
Total drug cost
$786
Drug Type Claims Patients Total cost
Cephalexin Generic 20 0 $139
Levofloxacin Generic 20 0 $436
Amoxicillin Generic 15 0 $212

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marguerite Neill's medical specialty?
Dr. Marguerite Neill practices Infectious Disease Physician in Providence, RI.
Where does Dr. Marguerite Neill practice?
Dr. Marguerite Neill practices at 593 Eddy Street, Providence, RI 029034400. Office phone: 4014447856.
What is Dr. Marguerite Neill's NPI?
Dr. Marguerite Neill's National Provider Identifier (NPI) is 1164406930, issued by NPPES.
Does Dr. Marguerite Neill accept Medicare assignment?
Yes. Dr. Marguerite Neill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marguerite Neill commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.