Dr. Nicholas Mueller Piening, MD
- Part D claims, 2024
- 58
- Industry payments
- $7,859
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 124 SW Adams St, Peoria, IL 61602
- Practice phone
- Call (314) 770-0991
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. Piening'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. Nicholas Mueller Piening is a vascular surgeon in Peoria, Illinois
Dr. Piening practices with SSM Health Medical Group, a medical group.
Dr. Piening's NPI, 1073178786, was assigned on May 8, 2019. Dr. Piening holds Missouri license 2025039102.
- NPI
- 1073178786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244663136
- NPI enumeration date
- May 8, 2019
- NPI status
- Active
- Practice phone
- (314) 770-0991
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Nicholas Mueller Piening's practice address is in Peoria, Illinois
Dr. Piening's practice address in the NPI Registry is 124 SW Adams St, Peoria, IL 61602, in Peoria County. The practice phone is (314) 770-0991.
- NPI Registry address124 SW Adams St, Peoria, IL 61602 · Peoria CountyPhone(314) 770-0991
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nicholas Mueller Piening is affiliated with 1 medical group
Dr. Piening is part of SSM Health Medical Group, a medical group in Fenton, Missouri.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nicholas Mueller Piening's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Piening practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health Medical Group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across SSM Health Medical Group and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nicholas Mueller Piening is one of 164 vascular surgeons in Illinois
Vascular surgery is Dr. Piening's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Piening is licensed in Missouri.
Specialties and state licenses
- Vascular surgery, MissouriPrimary
Vascular surgeons near Dr. Piening
Counts of vascular surgeons 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. Nicholas Mueller Piening's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Piening's median patient age at 66, with 59% women.
Dr. Piening's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women59%
- Men37%
Source: Dmand AI Patient Panel Data
Dr. Nicholas Mueller Piening wrote 58 Medicare Part D claims in 2024
In 2024, Dr. Piening wrote 58 Medicare Part D claims for 33 patients. 83% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $96 in total drug cost.
Dr. Piening's Part D claims by kind of drug, 2024
- Generic48 claims83%
- Brand-name and other10 claims17%
Dr. Piening'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. Piening's Part D claims, 2024
- Opioids24%14 of 58 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
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Dr. Nicholas Mueller Piening received $7,859 in industry payments from 2024 to 2025
CMS Open Payments shows 29 general payments to Dr. Piening from 6 drug and device companies from 2024 to 2025. Grants make up the largest share, 68% of the total. Medtronic, Inc. paid the most, $6,977.
General payments to Dr. Piening by program year, 2024 to 2025
General payments to Dr. Piening by kind, 2024 to 2025
- Grants$5,35368%
- Food and beverage$2,13827%
- Education$3685%
Companies that paid Dr. Piening the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nicholas Mueller Piening'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Nicholas Mueller Piening
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. Nicholas Mueller Piening's NPI number?
Dr. Nicholas Mueller Piening's NPI number is 1073178786. It was assigned on May 8, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas Mueller Piening?
Dr. Nicholas Mueller Piening is a vascular surgeon in Peoria, Illinois. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Nicholas Mueller Piening practice?
Dr. Piening practices at 124 SW Adams St, Peoria, IL 61602. Dr. Piening's primary practice is SSM Health Medical Group, a medical group.
What is Dr. Nicholas Mueller Piening's office phone number?
The practice phone on file for Dr. Piening is (314) 770-0991.
What is Dr. Nicholas Mueller Piening's medical license number?
Dr. Piening holds Missouri license 2025039102.
What medical group is Dr. Nicholas Mueller Piening part of?
Dr. Piening is part of SSM Health Medical Group in Fenton, Missouri.
What drugs does Dr. Nicholas Mueller Piening prescribe most?
In 2024 Medicare Part D data, Dr. Piening's most prescribed drugs by claims were Clopidogrel.
Has Dr. Nicholas Mueller Piening received payments from drug or device companies?
CMS Open Payments shows $7,859 in general payments to Dr. Piening from 6 companies from 2024 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Nicholas Mueller Piening been practicing?
Dr. Piening's NPI was assigned in 2019.
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