Doctor profile · Federal record

Dr. Marissa Perez, PA

Surgical Physician Assistant (CMS: Physician Assistant) · Student in an Organized Health Care Education/Training Program · New London, CT

  • NPI 1508429275
  • Accepts Medicare
  • MIPS 84.3 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
365 Montauk Ave
New London, CT 063204700
(860) 442-0711
Mailing address
24 Candlewood Dr
Greenville, RI 028281818

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
February 6, 2026
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
Connecticut #4559

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508429275. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
3
Medicare allowed
$5,079
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 45 37 $70
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 20 17 $44
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 14 14 $74

In context: peer comparison

Among 6 peers in New London Surgical Physician Assistant, average services per provider: 32. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Perez's medical specialty?
Dr. Marissa Perez practices Surgical Physician Assistant in New London, CT.
Where does Dr. Marissa Perez practice?
Dr. Marissa Perez practices at 365 Montauk Ave, New London, CT 063204700. Office phone: 8604420711.
What is Dr. Marissa Perez's NPI?
Dr. Marissa Perez's National Provider Identifier (NPI) is 1508429275, issued by NPPES.
Does Dr. Marissa Perez accept Medicare assignment?
Yes. Dr. Marissa Perez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Perez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.