Doctor profile · Federal record

Dr. Shawn Masia, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Neurology Physician · Port Washington, NY

  • NPI 1881799351
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7 White Oak Dr
Port Washington, NY 110504215
(410) 740-2370
fax (410) 740-1518
Mailing address
10420 Little Patuxent Pkwy, Suite 250
Columbia, MD 210443533

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
April 18, 2016
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (3)
New York #224-152-1 · California #A90957 · New Mexico #TM2013-0898

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881799351. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,450
Distinct HCPCS
6
Medicare allowed
$131,615
HCPCS Description Services Patients Avg allowed
G0453 Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) 1,075 367 $36
95938 Placement of skin electrodes and measurement of stimulated sites on arms and legs 502 498 $50
95861 Needle measurement of electrical activity in arm or leg muscles, 2 extremities 312 312 $90
95870 Needle measurement of electrical activity in arm, leg, trunk or head muscles, limited study 292 149 $22
95939 Placement of skin electrodes and measurement of central motor stimulation in arms and legs 236 233 $131
95955 Measurement of brain wave activity (eeg) outside the brain during surgery 33 33 $59

In context: peer comparison

Among 1 peers in this city , average services per provider: 408. This provider delivers 6.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shawn Masia's medical specialty?
Dr. Shawn Masia practices Neurology Physician in Port Washington, NY.
Where does Dr. Shawn Masia practice?
Dr. Shawn Masia practices at 7 White Oak Dr, Port Washington, NY 110504215. Office phone: 4107402370.
What is Dr. Shawn Masia's NPI?
Dr. Shawn Masia's National Provider Identifier (NPI) is 1881799351, issued by NPPES.
Does Dr. Shawn Masia accept Medicare assignment?
Yes. Dr. Shawn Masia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shawn Masia commonly perform?
Top Medicare-reported procedures in 2023: Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) (HCPCS G0453); Placement of skin electrodes and measurement of stimulated sites on arms and legs (HCPCS 95938); Needle measurement of electrical activity in arm or leg muscles, 2 extremities (HCPCS 95861). Source: CMS Medicare Physician & Other Practitioners file.