Cleve Clin J Med
Emergency Service, HospitalHealth Care CostsHealth Services Misuse
Dr. Neil Siekman, MD
NPI1265851364PAC ID4688979040
- Medicare services, 2024
- 939
- Medicare patients, 2024
- 314
- Part D claims, 2024
- 321
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 2131 South 17th Street, Wilmington, NC 28402
- Practice phone
- Call (910) 667-5619
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
New Hanover Regional Medical Center Rehabilitation - Unit
Acute Care Hospital-Unit · Wilmington, North Carolina
Find Dr. Siekman's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Neil Siekman is an internist in Wilmington, North Carolina
Dr. Siekman practices at New Hanover Regional Medical Center Rehabilitation - Unit in Wilmington, North Carolina.
Dr. Siekman's NPI, 1265851364, was assigned on April 16, 2014. Dr. Siekman graduated from University of Minnesota Medical School in 2014. Dr. Siekman holds North Carolina license 202302673.
NPI and contact details
- NPI
- 1265851364NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688979040
- NPI enumeration date
- April 16, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (910) 667-5619
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Neil Siekman practices at New Hanover Regional Medical Center Rehabilitation - Unit in Wilmington, North Carolina
Dr. Siekman's primary practice is New Hanover Regional Medical Center Rehabilitation - Unit, at 2131 South 17th Street, Wilmington, NC 28402 in New Hanover County. The practice phone is (910) 667-5619.
- New Hanover Regional Medical Center Rehabilitation - Unit2131 South 17th Street, Wilmington, NC 28402 · New Hanover CountyPhone(910) 667-5619
Source: Dmand AI Affiliation Data
Dr. Neil Siekman is affiliated with 4 sites of care and 2 medical groups
Dr. Siekman's primary practice is New Hanover Regional Medical Center Rehabilitation - Unit in Wilmington, North Carolina. Dr. Siekman is also affiliated with Novant Health New Hanover Regional Medical Center. The medical group on file is Wilmington Health. Dmand AI also links Dr. Siekman to 1 more behavioral health center, 1 breast imaging center and 1 medical group, each named with a free account.
New Hanover Regional Medical Center Rehabilitation - UnitPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Neil Siekman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siekman practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| New Hanover Regional Medical Center Rehabilitation - Unit | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Siekman practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Neil Siekman is one of 3,705 internists in North Carolina
Internal medicine is Dr. Siekman's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Siekman's licenses on file in 4 states: North Carolina, Minnesota, New York and Wisconsin.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
- Minnesota license
- New York license
- Wisconsin license
Internists near Dr. Siekman
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Neil Siekman billed Medicare for 939 services in 2024
CMS data shows 939 Medicare services from Dr. Siekman across 5 procedure codes in 2024, for 314 Medicare patients. Medicare paid $84,067 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024939
Medicare patients314
Paid by Medicare$84,067
Procedure codes5
Dr. Siekman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1272024: 93917%
Dr. Siekman compared with the North Carolina median for internists, 2024
- Dr. Siekman
- North Carolina median
- Medicare services
- 939vs 52180% above
- Medicare patients
- 314vs 18570% above
- Part D claims
- 108vs 27260% below
Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.
Dr. Siekman's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Siekman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Siekman and other internists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Neil Siekman treated 314 Medicare patients in 2024, average age 77
CMS counts 314 Medicare patients who saw Dr. Siekman in 2024. The largest group is 75 to 84, with 128 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.35, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Siekman's median patient age at 76, with 50% women.
Medicare patients, 2024314
Average age77
Average risk score2.35
Also on Medicaid13%
Dr. Siekman's Medicare patients by age, 2024
Dr. Siekman's Medicare patients by sex, 2024
- Women16653%
- Men14847%
Chronic conditions among Dr. Siekman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Chronic kidney disease51%
- Ischemic heart disease49%
- Heart failure48%
- Atrial fibrillation47%
- Mood disorders47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Siekman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Neil Siekman wrote 321 Medicare Part D claims in 2024
In 2024, Dr. Siekman wrote 321 Medicare Part D claims for 106 patients. 75% of them were for generic drugs. CMS names the drug for 108 of them, across 5 drugs with 11 or more claims each, at $26,691 in total drug cost. In 2023, CMS named 93 claims across 6 drugs.
Part D claims, 2024321
Drugs named by CMS5
Total drug cost$26,691
Part D patients106
Dr. Siekman's Part D claims by kind of drug, 2024
- Generic241 claims75%
- Brand-name and other80 claims25%
Dr. Siekman's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Siekman's Part D claims, 2024
- Antibiotics12%40 of 321 claims
- Antipsychotics, patients 65 and over5%16 of 321 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 932024: 10816%
Drugs named by CMS: 5 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Neil Siekman takes part in Medicare
Dr. Siekman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Find internists like Dr. Siekman by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Neil Siekman has 1 publication on record
Dmand AI links 1 paper to Dr. Siekman.
Papers1
Recent publications by Dr. Siekman
See who Dr. Siekman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Siekman works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Neil Siekman received $496 in industry payments from 2021 to 2022
CMS Open Payments shows 21 general payments to Dr. Siekman from 2 drug and device companies from 2021 to 2022. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $417.
General payments to Dr. Siekman by program year, 2021 to 2022
Companies that paid Dr. Siekman the most, 2021 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Neil Siekman graduated from University of Minnesota Medical School
Dr. Siekman graduated from University of Minnesota Medical School in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Neil Siekman's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Neil Siekman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Neil Siekman's NPI number?
Dr. Neil Siekman's NPI number is 1265851364. It was assigned on April 16, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Neil Siekman?
Dr. Neil Siekman is an internist in Wilmington, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Neil Siekman practice?
Dr. Siekman practices at 2131 South 17th Street, Wilmington, NC 28402. Dr. Siekman's primary practice is New Hanover Regional Medical Center Rehabilitation - Unit in Wilmington, North Carolina. Dmand AI also links Dr. Siekman to 1 behavioral health center, 1 breast imaging center and 1 medical group.
What is Dr. Neil Siekman's office phone number?
The practice phone on file for Dr. Siekman is (910) 667-5619.
What is Dr. Neil Siekman's medical license number?
Dr. Siekman holds North Carolina license 202302673, one of the licenses on file in 4 states.
Which states has Dr. Neil Siekman been licensed in?
Dmand AI has state licenses on file for Dr. Siekman in North Carolina, Minnesota, New York and Wisconsin.
Which hospitals is Dr. Neil Siekman affiliated with?
Dr. Siekman is affiliated with Novant Health New Hanover Regional Medical Center. Dmand AI links Dr. Siekman to 1 more hospital.
What medical group is Dr. Neil Siekman part of?
Dr. Siekman is linked to Wilmington Health. Dmand AI links Dr. Siekman to 1 more medical group.
Does Dr. Neil Siekman accept Medicare?
Yes. CMS data shows Dr. Siekman billed Medicare for 939 services in 2024, and Dr. Siekman accepts Medicare assignment.
How many Medicare patients does Dr. Neil Siekman see?
CMS counts 314 Medicare patients who saw Dr. Siekman in 2024, with an average age of 77.
Show 6 more questionsShow fewer questions
What services does Dr. Neil Siekman bill to Medicare?
In 2024, Dr. Siekman's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
Where did Dr. Neil Siekman go to medical school?
Dr. Siekman graduated from University of Minnesota Medical School in 2014.
What drugs does Dr. Neil Siekman prescribe most?
In 2024 Medicare Part D data, Dr. Siekman's most prescribed drugs by claims were Eliquis, Prednisone and Atorvastatin Calcium.
Has Dr. Neil Siekman received payments from drug or device companies?
CMS Open Payments shows $496 in general payments to Dr. Siekman from 2 companies from 2021 to 2022. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Neil Siekman been practicing?
Dr. Siekman graduated from medical school in 2014, 12 years ago.
Does Dr. Neil Siekman do research?
Dmand AI links 1 publication to Dr. Siekman.
Selling to internal medicine practices?
See internists in North Carolina by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card