Dr. Joan Marie Lunzer, MD
- Medicare services, 2024
- 253
- Medicare patients, 2024
- 145
- Part D claims, 2024
- 4,640
- Hospital affiliations
- 1
- Industry payments
- $4,466
- Practice address
- 200 Bunker Hill Drive, Aitkin, MN 56431
- Practice phone
- Call (218) 927-5501
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lunzer's professional email, personal email and mobile number
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Dr. Joan Marie Lunzer is an internist in Aitkin, Minnesota
Dr. Lunzer practices at Riverwood Healthcare Center in Aitkin, Minnesota, part of Riverwood Healthcare Center.
Dr. Lunzer's NPI, 1346253366, was assigned on August 14, 2006. Dr. Lunzer graduated from University of Minnesota Medical School in 1992. Dr. Lunzer holds Minnesota license 37980.
- NPI
- 1346253366NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092617274
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (218) 927-5501
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joan Marie Lunzer practices at Riverwood Healthcare Center in Aitkin, Minnesota
Dr. Lunzer's primary practice is Riverwood Healthcare Center, at 200 Bunker Hill Drive, Aitkin, MN 56431 in Aitkin County. The practice phone is (218) 927-5501.
- Riverwood Healthcare Center200 Bunker Hill Drive, Aitkin, MN 56431 · Aitkin CountyPhone(218) 927-5501
Source: Dmand AI Affiliation Data
Dr. Joan Marie Lunzer is affiliated with 1 site of care and 2 medical groups
Dr. Lunzer's primary practice is Riverwood Healthcare Center in Aitkin, Minnesota, part of Riverwood Healthcare Center. The medical group on file is Riverwood Healthcare Center. Dmand AI also links Dr. Lunzer to 1 more medical group, named with a free account. Dr. Lunzer's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joan Marie Lunzer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lunzer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverwood Healthcare Center | Available with a free account |
| +1 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 Riverwood Healthcare Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joan Marie Lunzer is one of 2,322 internists in Minnesota
Internal medicine is Dr. Lunzer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lunzer is licensed in Minnesota.
Specialties and state licenses
- Internal medicine, MinnesotaPrimary
Internists near Dr. Lunzer
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. Joan Marie Lunzer billed Medicare for 253 services in 2024
CMS data shows 253 Medicare services from Dr. Lunzer across 9 procedure codes in 2024, for 145 Medicare patients. Medicare paid $6,693 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lunzer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2612024: 19725%
- Office and hospital visits
- 2023: 1022024: 5645%
Dr. Lunzer compared with the Minnesota median for internists, 2024
- Dr. Lunzer
- Minnesota median
- Medicare services
- 253vs 33625% below
- Medicare patients
- 145vs 148Close to median
- Part D claims
- 4,121vs 14428.6 times
Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.
Dr. Lunzer'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. Lunzer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lunzer and other internists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joan Marie Lunzer treated 145 Medicare patients in 2024, average age 77
CMS counts 145 Medicare patients who saw Dr. Lunzer in 2024. The largest group is 75 to 84, with 51 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lunzer's median patient age at 76, with 52% women.
Dr. Lunzer's Medicare patients by age, 2024
Dr. Lunzer's Medicare patients by sex, 2024
- Women7149%
- Men7451%
Chronic conditions among Dr. Lunzer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis61%
- Diabetes37%
- Atrial fibrillation36%
- Ischemic heart disease34%
- Chronic kidney disease32%
- Heart failure30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lunzer'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
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joan Marie Lunzer wrote 4,640 Medicare Part D claims in 2024
In 2024, Dr. Lunzer wrote 4,640 Medicare Part D claims for 225 patients. 84% of them were for generic drugs. CMS names the drug for 4,121 of them, across 92 drugs with 11 or more claims each, at $383,044 in total drug cost. In 2023, CMS named 4,634 claims across 99 drugs.
Dr. Lunzer's Part D claims by kind of drug, 2024
- Generic3,914 claims84%
- Brand-name709 claims15%
- Other17 claims0%
Dr. Lunzer'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. Lunzer's Part D claims, 2024
- Opioids2%73 of 4,640 claims
- Antibiotics1%67 of 4,640 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: 4,6342024: 4,12111%
Drugs named by CMS: 92 in 2024, 99 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. Joan Marie Lunzer takes part in Medicare
Dr. Lunzer 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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Dr. Joan Marie Lunzer received $4,466 in industry payments from 2016 to 2025
CMS Open Payments shows 54 general payments to Dr. Lunzer from 8 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 65% of the total. Abbott Laboratories paid the most, $4,233.
General payments to Dr. Lunzer by program year, 2016 to 2025
General payments to Dr. Lunzer by kind, 2016 to 2025
- Travel and lodging$2,89665%
- Food and beverage$1,52534%
- Education$441%
Companies that paid Dr. Lunzer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joan Marie Lunzer graduated from University of Minnesota Medical School
Dr. Lunzer graduated from University of Minnesota Medical School in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joan Marie Lunzer'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 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) |
| 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. Joan Marie Lunzer
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. Joan Marie Lunzer's NPI number?
Dr. Joan Marie Lunzer's NPI number is 1346253366. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joan Marie Lunzer?
Dr. Joan Marie Lunzer is an internist in Aitkin, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Joan Marie Lunzer practice?
Dr. Lunzer practices at 200 Bunker Hill Drive, Aitkin, MN 56431. Dr. Lunzer's primary practice is Riverwood Healthcare Center in Aitkin, Minnesota, part of Riverwood Healthcare Center. Dmand AI also links Dr. Lunzer to 1 medical group.
What is Dr. Joan Marie Lunzer's office phone number?
The practice phone on file for Dr. Lunzer is (218) 927-5501.
What is Dr. Joan Marie Lunzer's medical license number?
Dr. Lunzer holds Minnesota license 37980.
Which hospitals is Dr. Joan Marie Lunzer affiliated with?
Dr. Lunzer practices at Riverwood Healthcare Center in Aitkin, Minnesota.
What medical group is Dr. Joan Marie Lunzer part of?
Dr. Lunzer is linked to Riverwood Healthcare Center. Dmand AI links Dr. Lunzer to 1 more medical group.
Does Dr. Joan Marie Lunzer accept Medicare?
Yes. CMS data shows Dr. Lunzer billed Medicare for 253 services in 2024, and Dr. Lunzer accepts Medicare assignment.
How many Medicare patients does Dr. Joan Marie Lunzer see?
CMS counts 145 Medicare patients who saw Dr. Lunzer in 2024, with an average age of 77.
What services does Dr. Joan Marie Lunzer bill to Medicare?
In 2024, Dr. Lunzer's most billed Medicare services were heart test or procedure (93294), hospital inpatient care (99232) and heart test or procedure (93248).
Show 4 more questionsShow fewer questions
Where did Dr. Joan Marie Lunzer go to medical school?
Dr. Lunzer graduated from University of Minnesota Medical School in 1992.
What drugs does Dr. Joan Marie Lunzer prescribe most?
In 2024 Medicare Part D data, Dr. Lunzer's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Metoprolol Succinate.
Has Dr. Joan Marie Lunzer received payments from drug or device companies?
CMS Open Payments shows $4,466 in general payments to Dr. Lunzer from 8 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Joan Marie Lunzer been practicing?
Dr. Lunzer graduated from medical school in 1992, 34 years ago.
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