Doctor profile · Federal record

Dr. Alisa Merolli, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Warwick, RI

  • NPI 1598860389
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
455 Toll Gate RD
Warwick, RI 028862759
(401) 737-7010
fax (401) 736-4265

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
November 15, 2007
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Rhode Island #12195
Medicaid
RI #7058860

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598860389. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
224
Distinct HCPCS
5
Medicare allowed
$24,451
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99 60 $120
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 70 46 $80
99239 Hospital discharge day management, more than 30 minutes 23 23 $116
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 17 $175
99238 Hospital discharge day management, 30 minutes or less 14 14 $82

In context: peer comparison

Among 21 peers in Warwick Internal Medicine Physician, average services per provider: 82. This provider delivers 2.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Alisa Merolli's medical specialty?
Dr. Alisa Merolli practices Internal Medicine Physician in Warwick, RI.
Where does Dr. Alisa Merolli practice?
Dr. Alisa Merolli practices at 455 Toll Gate RD, Warwick, RI 028862759. Office phone: 4017377010.
What is Dr. Alisa Merolli's NPI?
Dr. Alisa Merolli's National Provider Identifier (NPI) is 1598860389, issued by NPPES.
Does Dr. Alisa Merolli accept Medicare assignment?
Yes. Dr. Alisa Merolli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alisa Merolli commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.