Doctor profile · Federal record

Dr. Spiro Antoniades, MD

Orthopaedic Surgery of the Spine Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Bel Air, MD

  • NPI 1265535512
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2014 S Tollgate RD Ste 107
Bel Air, MD 210156010
(410) 446-8747
fax (443) 643-2088

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
December 3, 2024
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207XS0117X — NUCC code
State license (1)
Maryland #D0047688
Medicaid
MD #032500700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265535512. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
678
Distinct HCPCS
10
Medicare allowed
$182,982
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 207 207 $174
99213 Established patient office or other outpatient visit, 20-29 minutes 198 155 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 89 86 $135
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 52 33 $228
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 42 42 $1,082
20937 Harvest of bone fragment for spine bone graft 19 19 $180
22614 Fusion of additional segment of spine 19 11 $423
22612 Fusion of spine in lower back 16 16 $1,722
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $119
22842 Placement of stabilizing device to back, 3-6 spine bone segments 11 11 $826

In context: peer comparison

Among 1 peers in Bel Air Orthopaedic Surgery of the Spine Physician, average services per provider: 61. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
500
Patients
398
Total drug cost
$5,395
Drug Type Claims Patients Total cost
Methylprednisolone Generic 81 78 $833
Baclofen Generic 74 67 $862
Tramadol Hcl Generic 60 38 $273
Meloxicam Generic 57 43 $588
Gabapentin Generic 40 29 $386
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 21 $497
Prednisone Generic 36 35 $339
Tizanidine Hcl Generic 25 23 $588
Diazepam Generic 23 18 $136
Oxycodone Hcl Generic 22 17 $310

Frequently asked questions

Auto-generated from federal data
What is Dr. Spiro Antoniades's medical specialty?
Dr. Spiro Antoniades practices Orthopaedic Surgery of the Spine Physician in Bel Air, MD.
Where does Dr. Spiro Antoniades practice?
Dr. Spiro Antoniades practices at 2014 S Tollgate RD Ste 107, Bel Air, MD 210156010. Office phone: 4104468747.
What is Dr. Spiro Antoniades's NPI?
Dr. Spiro Antoniades's National Provider Identifier (NPI) is 1265535512, issued by NPPES.
Does Dr. Spiro Antoniades accept Medicare assignment?
Yes. Dr. Spiro Antoniades accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Spiro Antoniades commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.