Andrea R. Nicholson
- Medicare patients, 2024
- 30
- Part D claims, 2024
- 31
- Hospital affiliations
- 7
- Industry payments
- $36
- Medical groups
- 3
- Practice address
- 1000 Fourth Street SW, Mason City, IA 50401
- Practice phone
- Call (641) 428-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Andrea Nicholson'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.
Andrea R. Nicholson is a nurse practitioner in Mason City, Iowa
Andrea Nicholson practices at MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health.
Andrea Nicholson's NPI, 1205280005, was assigned on April 18, 2016. Andrea Nicholson holds Iowa license H112476.
- NPI
- 1205280005NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840599361
- NPI enumeration date
- April 18, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (641) 428-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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)
Andrea R. Nicholson practices at MercyOne North Iowa Medical Center in Mason City, Iowa
Andrea Nicholson's primary practice is MercyOne North Iowa Medical Center, at 1000 Fourth Street SW, Mason City, IA 50401 in Cerro Gordo County. The practice phone is (641) 428-7000.
- MercyOne North Iowa Medical Center1000 Fourth Street SW, Mason City, IA 50401 · Cerro Gordo CountyPhone(641) 428-7000
Source: Dmand AI Affiliation Data
Andrea R. Nicholson is affiliated with 10 sites of care and 3 medical groups
Andrea Nicholson's primary practice is MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health. Andrea Nicholson is also affiliated with Mayo Clinic Health System in Albert Lea. The medical group on file is MercyOne North Iowa Anesthesia Professional Services. Dmand AI also links Andrea Nicholson to 5 more hospitals, 2 group practices and clinics, 2 medical groups and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Andrea R. Nicholson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Andrea Nicholson practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MercyOne North Iowa Medical Center | Available with a free account |
| +9 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Andrea R. Nicholson is one of 1,051 nurse practitioners in Iowa
Nurse practitioner is Andrea Nicholson's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Andrea Nicholson is licensed in Iowa.
Specialties and state licenses
- Nurse practitioner, IowaPrimary
Nurse practitioners near Andrea Nicholson
Counts of nurse practitioners 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
Andrea R. Nicholson treated 30 Medicare patients in 2024, average age 71
CMS counts 30 Medicare patients who saw Andrea Nicholson in 2024. The largest group is 65 to 74, with 15 patients. 75% of them have heart failure, and 75% have high blood pressure. Their average risk score is 1.92, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Andrea Nicholson's median patient age at 74, with 46% women.
Andrea Nicholson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Andrea Nicholson's Medicare patients by sex, 2024
- Women1550%
- Men1550%
Chronic conditions among Andrea Nicholson's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation73%
- Chronic kidney disease57%
- Arthritis43%
- COPD43%
Share of Medicare patients with each condition. A patient can have several.
Andrea Nicholson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Andrea R. Nicholson wrote 31 Medicare Part D claims in 2024
In 2024, Andrea Nicholson wrote 31 Medicare Part D claims for 11 patients. 87% of them were for generic drugs.
Andrea Nicholson's Part D claims by kind of drug, 2024
- Generic27 claims87%
- Brand-name and other4 claims13%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Andrea R. Nicholson takes part in Medicare
Andrea Nicholson 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)
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Andrea R. Nicholson received $36 in industry payments in 2025
CMS Open Payments shows 2 general payments to Andrea Nicholson from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $21.
Companies that paid Andrea Nicholson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Andrea R. Nicholson'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 DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Andrea R. Nicholson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Andrea R. Nicholson's NPI number?
Andrea R. Nicholson's NPI number is 1205280005. It was assigned on April 18, 2016, and it is active in the NPI Registry.
What does Andrea R. Nicholson specialize in?
Andrea R. Nicholson is a nurse practitioner in Mason City, Iowa. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Andrea R. Nicholson practice?
Andrea Nicholson practices at 1000 Fourth Street SW, Mason City, IA 50401. Andrea Nicholson's primary practice is MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health. Dmand AI also links Andrea Nicholson to 5 hospitals, 2 group practices and clinics, 2 medical groups and 1 hospice.
What is Andrea R. Nicholson's office phone number?
The practice phone on file for Andrea Nicholson is (641) 428-7000.
What is Andrea R. Nicholson's medical license number?
Andrea Nicholson holds Iowa license H112476.
Which hospitals is Andrea R. Nicholson affiliated with?
Andrea Nicholson practices at MercyOne North Iowa Medical Center in Mason City, Iowa. Andrea Nicholson is also affiliated with Mayo Clinic Health System in Albert Lea. Dmand AI links Andrea Nicholson to 5 more hospitals.
What medical group is Andrea R. Nicholson part of?
Andrea Nicholson is linked to MercyOne North Iowa Anesthesia Professional Services. Dmand AI links Andrea Nicholson to 2 more medical groups.
Does Andrea R. Nicholson accept Medicare?
Yes. CMS lists Andrea Nicholson as accepting Medicare assignment.
How many Medicare patients does Andrea R. Nicholson see?
CMS counts 30 Medicare patients who saw Andrea Nicholson in 2024, with an average age of 71.
Has Andrea R. Nicholson received payments from drug or device companies?
CMS Open Payments shows $36 in general payments to Andrea Nicholson from 2 companies from 2025 to 2025. The largest total came from Abbott Laboratories.
How long has Andrea R. Nicholson been practicing?
Andrea Nicholson graduated from medical school in 2015, 11 years ago.
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