Doctor profile · Federal record

Dr. Marisa Oishi, MD, MPH

Emergency Medicine Physician · Emergency Medicine Physician · New York, NY

  • NPI 1295994739
  • MIPS 79.2 / 100 · 2023
  • 18 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Gustave L Levy Pl, Box 1149
New York, NY 100296500
(212) 241-0763
Mailing address
522 Mandevilla Dr
Brentwood, CA 945135563

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
July 21, 2022
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A134104

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295994739. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
105
Distinct HCPCS
3
Medicare allowed
$6,080
HCPCS Description Services Patients Avg allowed
99283 Emergency department visit with low level of medical decision making 60 60 $70
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 31 29 $8
99284 Emergency department visit with moderate level of medical decision making 14 13 $117

In context: peer comparison

Among 345 peers in New York Emergency Medicine Physician, average services per provider: 70. This provider delivers 1.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marisa Oishi's medical specialty?
Dr. Marisa Oishi practices Emergency Medicine Physician in New York, NY.
Where does Dr. Marisa Oishi practice?
Dr. Marisa Oishi practices at 1 Gustave L Levy Pl, New York, NY 100296500. Office phone: 2122410763.
What is Dr. Marisa Oishi's NPI?
Dr. Marisa Oishi's National Provider Identifier (NPI) is 1295994739, issued by NPPES.
What procedures does Dr. Marisa Oishi commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.