Dr. Amy K. Nielsen, DO

  • Iron River, MI
  • General surgeon
NPI1356736995PAC ID5496057655
Medicare services, 2022
77
Part D claims, 2024
26
Hospital affiliations
1
Industry payments
$17
Medical groups
4
Practice address
1400 W Ice Lake Road, Iron River, MI 49935
Practice phone
Call (906) 265-6121
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Aspirus Iron River Hospital

Hospital · Iron River, Michigan

See all 5 affiliations

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Dr. Amy K. Nielsen is a general surgeon in Iron River, Michigan

Dr. Nielsen practices at Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus.

Dr. Nielsen's NPI, 1356736995, was assigned on March 31, 2015. Dr. Nielsen graduated from Midwestern University, Chicago College of Osteopathic Med in 2015. Dr. Nielsen holds Michigan license 5101025626.

NPI and contact details
Medicare PAC ID
5496057655
NPI enumeration date
March 31, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(906) 265-6121
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
37
Medical school graduation
2015

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Amy K. Nielsen practices at Aspirus Iron River Hospital in Iron River, Michigan

Dr. Nielsen's primary practice is Aspirus Iron River Hospital, at 1400 W Ice Lake Road, Iron River, MI 49935 in Iron County. The practice phone is (906) 265-6121.

Source: Dmand AI Affiliation Data

Dr. Amy K. Nielsen is affiliated with 1 site of care and 4 medical groups

Dr. Nielsen's primary practice is Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus. The medical group on file is Aspirus Ironwood Clinic. Dmand AI also links Dr. Nielsen to 3 more medical groups, each named with a free account.

See all 5 affiliations for Dr. Nielsen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Amy K. Nielsen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nielsen practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Aspirus Iron River HospitalAvailable with a free account
+3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Amy K. Nielsen is one of 1,095 general surgeons in Michigan

Surgery is Dr. Nielsen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Nielsen is licensed in Michigan.

Specialties and state licenses

  • Surgery, MichiganPrimaryLicense 5101025626 · taxonomy 208600000X

General surgeons near Dr. Nielsen

Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.

1,095general surgeons in Michigan
2general surgeons in Iron River

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Amy K. Nielsen billed Medicare for 77 services in 2022

CMS data shows 77 Medicare services from Dr. Nielsen across 4 procedure codes in 2022. Medicare paid $6,570 for them.

Medicare services, 202277
Paid by Medicare$6,570
Procedure codes4

Dr. Nielsen's Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Office and hospital visits
2021: 1392022: 4171%
Surgery
2021: 1022022: 3665%
Other services
2021: 142022: 0100%

Where Dr. Nielsen's Medicare services took place, 2022

  • In an office4153%
  • In a facility3647%

Dr. Nielsen compared with the Michigan median for general surgeons, 2022

  • Dr. Nielsen
  • Michigan median
Medicare services
77vs 12639% below
Part D claims
58vs 3093% above

Medians across 1,046 general surgeons in Michigan with Dmand AI profiles that report each measure.

Dr. Nielsen's most billed Medicare procedure codes, 2022

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Nielsen

Need commercial claims for Dr. Nielsen?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nielsen and other general surgeons in Michigan.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Amy K. Nielsen's patients have a median age of 66

Across all payers, Dmand AI patient panel data puts Dr. Nielsen's median patient age at 66, with 52% women.

Dr. Nielsen'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

  • Women52%
  • Men47%

Source: Dmand AI Patient Panel Data

Dr. Amy K. Nielsen wrote 26 Medicare Part D claims in 2024

In 2024, Dr. Nielsen wrote 26 Medicare Part D claims for 17 patients. 96% of them were for generic drugs. They cover 3 drugs, with $2,287 in total drug cost. In 2021, CMS named 156 claims across 6 drugs.

Part D claims, 202426
Drugs named by CMS3
Total drug cost$2,287
Part D patients17

Dr. Nielsen's Part D claims by kind of drug, 2024

  • Generic25 claims96%
  • Brand-name and other1 claims4%

Dr. Nielsen's most prescribed drugs by claims, 2022

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 1562022: 5863%

Drugs named by CMS: 3 in 2022, 6 in 2021.

See all prescribing by Dr. Nielsen

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. Amy K. Nielsen takes part in Medicare

Dr. Nielsen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Amy K. Nielsen received $17 in industry payments in 2017

CMS Open Payments shows 1 general payment to Dr. Nielsen from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. EMD Serono, Inc. paid the most, $17.

Companies that paid Dr. Nielsen the most, 2017 to 2017

Share is of all general payments to this clinician.

See all payments to Dr. Nielsen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Amy K. Nielsen graduated from Midwestern University, Chicago College of Osteopathic Med

Dr. Nielsen graduated from Midwestern University, Chicago College of Osteopathic Med in 2015.

  1. Medical schoolMidwestern University, Chicago College of Osteopathic Med

Source: Dmand AI Professional Profile Data

Sources for Dr. Amy K. Nielsen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Amy K. Nielsen

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. Amy K. Nielsen's NPI number?

Dr. Amy K. Nielsen's NPI number is 1356736995. It was assigned on March 31, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Amy K. Nielsen?

Dr. Amy K. Nielsen is a general surgeon in Iron River, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Amy K. Nielsen practice?

Dr. Nielsen practices at 1400 W Ice Lake Road, Iron River, MI 49935. Dr. Nielsen's primary practice is Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus. Dmand AI also links Dr. Nielsen to 3 medical groups.

What is Dr. Amy K. Nielsen's office phone number?

The practice phone on file for Dr. Nielsen is (906) 265-6121.

What is Dr. Amy K. Nielsen's medical license number?

Dr. Nielsen holds Michigan license 5101025626.

Which hospitals is Dr. Amy K. Nielsen affiliated with?

Dr. Nielsen practices at Aspirus Iron River Hospital in Iron River, Michigan.

What medical group is Dr. Amy K. Nielsen part of?

Dr. Nielsen is linked to Aspirus Ironwood Clinic. Dmand AI links Dr. Nielsen to 3 more medical groups.

Does Dr. Amy K. Nielsen accept Medicare?

Yes. CMS data shows Dr. Nielsen billed Medicare for 77 services in 2022, and Dr. Nielsen accepts Medicare assignment.

What services does Dr. Amy K. Nielsen bill to Medicare?

In 2022, Dr. Nielsen's most billed Medicare services were office visit, new patient (99204), surgery: digestive system (45380) and office visit, new patient (99203).

Where did Dr. Amy K. Nielsen go to medical school?

Dr. Nielsen graduated from Midwestern University, Chicago College of Osteopathic Med in 2015.

Show 3 more questionsShow fewer questions

What drugs does Dr. Amy K. Nielsen prescribe most?

In 2022 Medicare Part D data, Dr. Nielsen's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Pantoprazole Sodium and Suprep.

Has Dr. Amy K. Nielsen received payments from drug or device companies?

CMS Open Payments shows $17 in general payments to Dr. Nielsen from 1 company from 2017 to 2017. The largest total came from EMD Serono, Inc.

How long has Dr. Amy K. Nielsen been practicing?

Dr. Nielsen graduated from medical school in 2015, 11 years ago.

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