Dr. Christine L. Klassen, MD
- Medicare services, 2024
- 210
- Medicare patients, 2024
- 158
- Part D claims, 2024
- 167
- Publications
- 20
- Hospital affiliations
- 1
- Practice address
- 1216 Second Street Southwest, Rochester, MN 55902
- Practice phone
- Call (507) 255-5123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Klassen'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. Christine L. Klassen is an internist in Rochester, Minnesota
Dr. Klassen practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic.
Dr. Klassen's NPI, 1801186705, was assigned on April 12, 2011. Dr. Klassen graduated from University of Arizona College of Medicine in 2011. Dr. Klassen's Minnesota license number on file is 61098.
- NPI
- 1801186705NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870730989
- NPI enumeration date
- April 12, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (507) 255-5123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christine L. Klassen practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota
Dr. Klassen's primary practice is Mayo Clinic Hospital, Saint Marys Campus, at 1216 Second Street Southwest, Rochester, MN 55902 in Olmsted County. The practice phone is (507) 255-5123.
- Mayo Clinic Hospital, Saint Marys Campus1216 Second Street Southwest, Rochester, MN 55902 · Olmsted CountyPhone(507) 255-5123
Source: Dmand AI Affiliation Data
Dr. Christine L. Klassen is affiliated with 2 sites of care and 1 medical group
Dr. Klassen's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Klassen to 1 more hospice, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christine L. Klassen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klassen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Hospital, Saint Marys Campus | Available with a free account |
| +1 more affiliated site | 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 Mayo Clinic and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christine L. Klassen is one of 2,322 internists in Minnesota
Internal medicine is Dr. Klassen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Klassen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Klassen's licenses on file in 2 states: Minnesota and Arizona.
Specialties and state licenses
- Internal medicine, MinnesotaPrimary
- Arizona license
Clinical focus
Dmand AI lists aneurysm, chronic hypertension, lower back pain, skin cyst, tobacco use and UTI among the conditions Dr. Klassen treats.
Internists near Dr. Klassen
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. Christine L. Klassen billed Medicare for 210 services in 2024
CMS data shows 210 Medicare services from Dr. Klassen across 7 procedure codes in 2024, for 158 Medicare patients. Medicare paid $16,372 for them. Every service was in an office.
Dr. Klassen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2452024: 18425%
- Other services
- 2023: 02024: 26
Dr. Klassen compared with the Minnesota median for internists, 2024
- Dr. Klassen
- Minnesota median
- Medicare services
- 210vs 33638% below
- Medicare patients
- 158vs 1487% above
- Part D claims
- 137vs 144Close to median
Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.
Dr. Klassen'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. Klassen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Klassen and other internists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christine L. Klassen treated 158 Medicare patients in 2024, average age 72
CMS counts 158 Medicare patients who saw Dr. Klassen in 2024. The largest group is 65 to 74, with 87 patients. 67% of them have high cholesterol, and 61% have cancer. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Klassen's median patient age at 63, with 98% women.
Dr. Klassen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Klassen's Medicare patients, 2024
- High cholesterol67%
- Cancer61%
- High blood pressure57%
- Arthritis42%
- Osteoporosis31%
- Mood disorders23%
- Anxiety21%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Klassen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women98%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christine L. Klassen wrote 167 Medicare Part D claims in 2024
In 2024, Dr. Klassen wrote 167 Medicare Part D claims for 58 patients. 95% of them were for generic drugs. CMS names the drug for 137 of them, across 5 drugs with 11 or more claims each, at $5,547 in total drug cost. In 2023, CMS named 133 claims across 5 drugs.
Dr. Klassen's Part D claims by kind of drug, 2024
- Generic158 claims95%
- Brand-name and other9 claims5%
Dr. Klassen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1332024: 1373%
Drugs named by CMS: 5 in 2024, 5 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
Dr. Christine L. Klassen offers telehealth to Medicare patients
Dr. Klassen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Klassen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Christine L. Klassen has 20 publications on record
Dmand AI links 20 papers to Dr. Klassen, published from 2015 to 2024. 2024 was the busiest year, with 3. The most frequent topics are Breast Neoplasms, Breast and Breast Diseases. Dr. Klassen has published most often in Cleve Clin J Med. Dr. Klassen's most frequent co-authors are Sandhya Pruthi, MD, Karthik Ghosh, MD and Kenneth K. Sakata, MD.
Dr. Klassen's papers by year, 2015 to 2024
Topics Dr. Klassen writes about most
- Breast Neoplasms
- Breast
- Breast Diseases
- Mammography
- Anti-Bacterial Agents
- Carcinoma, Intraductal, Noninfiltrating
- Genetic Predisposition to Disease
- Hyperplasia
Dr. Klassen's most frequent co-authors
- Sandhya Pruthi, MD7 shared papers
- Karthik Ghosh, MD5 shared papers
- Kenneth K. Sakata, MD5 shared papers
Recent publications by Dr. Klassen
Ann Surg Oncol
Cleve Clin J Med
See who Dr. Klassen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Klassen 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. Christine L. Klassen has 1 award and honors on record
Dmand AI lists 1 award for Dr. Klassen, most recently AOA Inductee 2011 in 2011.
Awards and honors for Dr. Klassen
- 2011
- AOA Inductee 2011
Source: Dmand AI Professional Profile Data
Dr. Christine L. Klassen graduated from University of Arizona College of Medicine
Dr. Klassen graduated from University of Arizona College of Medicine in 2011. Dr. Klassen is a member of AOA.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Christine L. Klassen accepts plans from 17 insurance carriers
Dr. Klassen is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Medica
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- +9 more carriersWith a free account
Plan types Dr. Klassen accepts, by number of carriers
- PPO11
- Medicare10
- HMO7
- POS6
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christine L. Klassen'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Christine L. Klassen
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. Christine L. Klassen's NPI number?
Dr. Christine L. Klassen's NPI number is 1801186705. It was assigned on April 12, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Christine L. Klassen?
Dr. Christine L. Klassen is an internist in Rochester, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christine L. Klassen practice?
Dr. Klassen practices at 1216 Second Street Southwest, Rochester, MN 55902. Dr. Klassen's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. Dmand AI also links Dr. Klassen to 1 hospice.
What is Dr. Christine L. Klassen's office phone number?
The practice phone on file for Dr. Klassen is (507) 255-5123.
What is Dr. Christine L. Klassen's medical license number?
Dr. Klassen's Minnesota license number on file is 61098, one of the licenses on file in 2 states.
Which states has Dr. Christine L. Klassen been licensed in?
Dmand AI has state licenses on file for Dr. Klassen in Minnesota (2016 to 2025) and Arizona (2012 to 2026).
Which hospitals is Dr. Christine L. Klassen affiliated with?
Dr. Klassen practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota.
What medical group is Dr. Christine L. Klassen part of?
Dr. Klassen is linked to Mayo Clinic.
Does Dr. Christine L. Klassen accept Medicare?
Yes. CMS data shows Dr. Klassen billed Medicare for 210 services in 2024, and Dr. Klassen accepts Medicare assignment.
Does Dr. Christine L. Klassen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Klassen as offering telehealth services.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Christine L. Klassen see?
CMS counts 158 Medicare patients who saw Dr. Klassen in 2024, with an average age of 72.
Is Dr. Christine L. Klassen board certified?
Yes. Dr. Klassen is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Christine L. Klassen bill to Medicare?
In 2024, Dr. Klassen's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99205).
Where did Dr. Christine L. Klassen go to medical school?
Dr. Klassen graduated from University of Arizona College of Medicine in 2011.
What drugs does Dr. Christine L. Klassen prescribe most?
In 2024 Medicare Part D data, Dr. Klassen's most prescribed drugs by claims were Tamoxifen Citrate, Letrozole and Anastrozole.
How long has Dr. Christine L. Klassen been practicing?
Dr. Klassen graduated from medical school in 2011, 15 years ago.
Does Dr. Christine L. Klassen do research?
Dmand AI links 20 publications to Dr. Klassen, published from 2015 to 2024.
Who does Dr. Christine L. Klassen publish with?
Dr. Klassen's most frequent co-authors are Sandhya Pruthi, MD (7 shared papers), Karthik Ghosh, MD (5 shared papers) and Kenneth K. Sakata, MD (5 shared papers).
What insurance does Dr. Christine L. Klassen accept?
Dr. Klassen is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists in Minnesota 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