Doctor profile · Federal record

Dr. Neil Siekman, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Internal Medicine Physician · Wilmington, NC

  • NPI 1265851364
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1202 Medical Drive
Wilmington, NC 284012840
(919) 343-7000

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
September 25, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (4)
North Carolina #202302673 · Wisconsin #67533-20 · Minnesota #61957 · New York #314550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265851364. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,127
Distinct HCPCS
6
Medicare allowed
$124,784
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 508 205 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 345 158 $82
99239 Hospital discharge day management, more than 30 minutes 140 137 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 57 57 $177
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 41 26 $53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 36 36 $137

In context: peer comparison

Among 37 peers in this city , average services per provider: 206. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
93
Patients
78
Total drug cost
$11,604
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 18 17 $10,701
Furosemide Generic 18 17 $87
Prednisone Generic 18 18 $99
Amlodipine Besylate Generic 15 13 $82
Cefpodoxime Proxetil Generic 13 13 $569
Oxycodone Hcl Generic 11 0 $67

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Neil Siekman's medical specialty?
Dr. Neil Siekman practices Internal Medicine Physician in Wilmington, NC.
Where does Dr. Neil Siekman practice?
Dr. Neil Siekman practices at 1202 Medical Drive, Wilmington, NC 284012840. Office phone: 9193437000.
What is Dr. Neil Siekman's NPI?
Dr. Neil Siekman's National Provider Identifier (NPI) is 1265851364, issued by NPPES.
Does Dr. Neil Siekman accept Medicare assignment?
Yes. Dr. Neil Siekman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Neil Siekman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.