Doctor profile · Federal record

Dr. Sebastian Siadecki, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Greensboro, NC

  • NPI 1134356652
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1200 N Elm St
Greensboro, NC 274011004
(336) 832-7000
Additional location
1000 10Th Ave
New York, NY 100191147
(212) 523-4000
Mailing address
1000 10Th Ave
New York, NY 100191147

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
October 12, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
North Carolina #2018-00595 · New York #265460

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134356652. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
321
Distinct HCPCS
4
Medicare allowed
$32,764
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 135 129 $8
99285 Emergency department visit with high level of medical decision making 126 122 $171
99291 Critical care, first 30-74 minutes 34 31 $207
99284 Emergency department visit with moderate level of medical decision making 26 26 $118

In context: peer comparison

Among 17 peers in Greensboro Emergency Medicine Physician, average services per provider: 84. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
60
Patients
60
Total drug cost
$191
Drug Type Claims Patients Total cost
Cephalexin Generic 23 23 $109
Tramadol Hcl Generic 19 19 $41
Prednisone Generic 18 18 $41

Frequently asked questions

Auto-generated from federal data
What is Dr. Sebastian Siadecki's medical specialty?
Dr. Sebastian Siadecki practices Emergency Medicine Physician in Greensboro, NC.
Where does Dr. Sebastian Siadecki practice?
Dr. Sebastian Siadecki practices at 1200 N Elm St, Greensboro, NC 274011004. Office phone: 3368327000.
What is Dr. Sebastian Siadecki's NPI?
Dr. Sebastian Siadecki's National Provider Identifier (NPI) is 1134356652, issued by NPPES.
Does Dr. Sebastian Siadecki accept Medicare assignment?
Yes. Dr. Sebastian Siadecki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sebastian Siadecki commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.