Doctor profile · Federal record

Dr. Symeon Missios, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · West Islip, NY

  • NPI 1144336538
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1175 Montauk Hwy Ste 6
West Islip, NY 117954939
(631) 422-5371
fax (330) 665-6748

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 17, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
Ohio #35124092 · Louisiana #MD.206973
Medicaid
LA #2370618

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144336538. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,263
Distinct HCPCS
10
Medicare allowed
$285,700
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 792 225 $247
99213 Established patient office or other outpatient visit, 20-29 minutes 152 91 $105
70553 Mri scan of brain before and after contrast 53 37 $123
70450 Ct scan head or brain without contrast 33 24 $45
36222 Insertion of tube into extracranial artery for diagnosis or treatment with review by radiologist 28 28 $254
36223 Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist 28 28 $412
99203 New patient office or other outpatient visit, 30-44 minutes 27 27 $133
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $195
36225 Insertion of tube into chest artery for diagnosis or treatment with review by radiologist 21 21 $284
36226 Insertion of tube into brain artery for diagnosis or treatment with review by radiologist 20 20 $562

In context: peer comparison

Among 8 peers in West Islip Neurological Surgery Physician, average services per provider: 49. This provider delivers 26× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$524
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Djo, LLC 2 $160.35
Mimedx Group, INC. 1 $114.97
Zimvie INC. 1 $70.72
Orthofix Medical, INC. 2 $62.08
Curonix LLC 1 $49.52
Medtronic, INC. 2 $48.80
Stryker Corporation 1 $17.80

By nature of payment

Food and Beverage
$524

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Symeon Missios's medical specialty?
Dr. Symeon Missios practices Neurological Surgery Physician in West Islip, NY.
Where does Dr. Symeon Missios practice?
Dr. Symeon Missios practices at 1175 Montauk Hwy Ste 6, West Islip, NY 117954939. Office phone: 6314225371.
What is Dr. Symeon Missios's NPI?
Dr. Symeon Missios's National Provider Identifier (NPI) is 1144336538, issued by NPPES.
Does Dr. Symeon Missios accept Medicare assignment?
Yes. Dr. Symeon Missios accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Symeon Missios commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99213); Mri scan of brain before and after contrast (HCPCS 70553). Source: CMS Medicare Physician & Other Practitioners file.