Dr. Kari J. Fabian, MD

  • Buffalo, MN
  • Internist
NPI1700816378PAC ID7810063864
Medicare services, 2024
1,874
Medicare patients, 2024
283
Part D claims, 2024
3,836
Industry payments
$1,573
Affiliated sites
2
Practice address
1700 Hwy 25 N, Buffalo, MN 55313-1930
Practice phone
Call (763) 682-1313
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic,

Primary care practice · Buffalo, Minnesota

See all 4 affiliations

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Dr. Kari J. Fabian is an internist in Buffalo, Minnesota

Dr. Fabian practices at Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic, in Buffalo, Minnesota.

Dr. Fabian's NPI, 1700816378, was assigned on July 3, 2006. Dr. Fabian graduated from University of Minnesota Medical School in 1992. Dr. Fabian holds Minnesota license 37874.

NPI and contact details
Medicare PAC ID
7810063864
NPI enumeration date
July 3, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(763) 682-1313
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. Kari J. Fabian practices at Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic, in Buffalo, Minnesota

Dr. Fabian's primary practice is Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic,, at 1700 Hwy 25 N, Buffalo, MN 55313-1930. The practice phone is (763) 682-1313.

  • Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic,
    1700 Hwy 25 N, Buffalo, MN 55313-1930Phone(763) 682-1313

Source: Dmand AI Affiliation Data

Dr. Kari J. Fabian is affiliated with 2 sites of care and 2 medical groups

Dr. Fabian's primary practice is Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic, in Buffalo, Minnesota. The medical group on file is Stellis Health. Dmand AI also links Dr. Fabian to 1 more group practice or clinic and 1 medical group, each named with a free account.

Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic,Primary care practice · Buffalo, MinnesotaPrimary
Stellis HealthPrimary care group, Buffalo, MN1 group practice or clinicName with a free account1 medical groupName with a free account
See all 4 affiliations for Dr. Fabian

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Kari J. Fabian's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fabian practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic,Available with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Kari J. Fabian is one of 2,322 internists in Minnesota

Internal medicine is Dr. Fabian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fabian is licensed in Minnesota.

Specialties and state licenses

  • Internal medicine, MinnesotaPrimaryLicense 37874 · taxonomy 207R00000X

Internists near Dr. Fabian

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. Kari J. Fabian billed Medicare for 1,874 services in 2024

CMS data shows 1,874 Medicare services from Dr. Fabian across 17 procedure codes in 2024, for 283 Medicare patients. Medicare paid $45,728 for them. Every service was in an office.

Medicare services, 20241,874
Medicare patients283
Paid by Medicare$45,728
Procedure codes17

Dr. Fabian's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Lab and pathology
2023: 6262024: 84235%
Office and hospital visits
2023: 2842024: 2753%
Other services
2023: 162024: 2441425%
Surgery
2023: 2242024: 2049%
Imaging
2023: 1562024: 1656%
Tests and treatments
2023: 1702024: 14415%

Dr. Fabian compared with the Minnesota median for internists, 2024

  • Dr. Fabian
  • Minnesota median
Medicare services
1,874vs 3365.6 times
Medicare patients
283vs 14891% above
Part D claims
3,475vs 14424.1 times

Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.

Dr. Fabian'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.

See all procedures by Dr. Fabian

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fabian and other internists in Minnesota.

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

Dr. Kari J. Fabian treated 283 Medicare patients in 2024, average age 72

CMS counts 283 Medicare patients who saw Dr. Fabian in 2024. The largest group is 65 to 74, with 148 patients. 70% of them have high cholesterol, and 67% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Fabian's median patient age at 67, with 70% women.

Medicare patients, 2024283
Average age72
Average risk score1.26
Also on Medicaid12%

Dr. Fabian's Medicare patients by age, 2024

Dr. Fabian's Medicare patients by sex, 2024

  • Women20773%
  • Men7627%

Chronic conditions among Dr. Fabian's Medicare patients, 2024

  1. High cholesterol70%
  2. High blood pressure67%
  3. Diabetes49%
  4. Chronic kidney disease34%
  5. Arthritis32%
  6. Mood disorders30%
  7. Depression28%
  8. Anxiety24%

Share of Medicare patients with each condition. A patient can have several.

Dr. Fabian's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women70%
  • Men30%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Kari J. Fabian wrote 3,836 Medicare Part D claims in 2024

In 2024, Dr. Fabian wrote 3,836 Medicare Part D claims for 326 patients. 51% of them were for generic drugs. CMS names the drug for 3,475 of them, across 56 drugs with 11 or more claims each, at $1,297,932 in total drug cost. In 2023, CMS named 3,460 claims across 58 drugs.

Part D claims, 20243,836
Drugs named by CMS56
Total drug cost$1.3M
Part D patients326

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

  • Generic1,942 claims51%
  • Brand-name1,570 claims41%
  • Other324 claims8%

Dr. Fabian'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: 3,4602024: 3,475No change

Drugs named by CMS: 56 in 2024, 58 in 2023.

See all prescribing by Dr. Fabian

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. Kari J. Fabian takes part in Medicare

Dr. Fabian 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. Kari J. Fabian received $1,573 in industry payments from 2017 to 2025

CMS Open Payments shows 15 general payments to Dr. Fabian from 8 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 79% of the total. Medtronic, Inc. paid the most, $1,250.

General payments to Dr. Fabian by program year, 2017 to 2025

General payments to Dr. Fabian by kind, 2017 to 2025

$1.6Kin total
  • Speaker and faculty fees$1,25079%
  • Food and beverage$32321%

Companies that paid Dr. Fabian the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Fabian

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

Dr. Kari J. Fabian graduated from University of Minnesota Medical School

Dr. Fabian graduated from University of Minnesota Medical School in 1992.

  1. Medical schoolUniversity of Minnesota Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Kari J. Fabian'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 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
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. Kari J. Fabian

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. Kari J. Fabian's NPI number?

Dr. Kari J. Fabian's NPI number is 1700816378. It was assigned on July 3, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Kari J. Fabian?

Dr. Kari J. Fabian is an internist in Buffalo, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Kari J. Fabian practice?

Dr. Fabian practices at 1700 Hwy 25 N, Buffalo, MN 55313-1930. Dr. Fabian's primary practice is Buffalo Clinic, Monticello Clinic, Albertville/st.michael Clinic, in Buffalo, Minnesota. Dmand AI also links Dr. Fabian to 1 group practice or clinic and 1 medical group.

What is Dr. Kari J. Fabian's office phone number?

The practice phone on file for Dr. Fabian is (763) 682-1313.

What is Dr. Kari J. Fabian's medical license number?

Dr. Fabian holds Minnesota license 37874.

What medical group is Dr. Kari J. Fabian part of?

Dr. Fabian is linked to Stellis Health. Dmand AI links Dr. Fabian to 1 more medical group.

Does Dr. Kari J. Fabian accept Medicare?

Yes. CMS data shows Dr. Fabian billed Medicare for 1,874 services in 2024, and Dr. Fabian accepts Medicare assignment.

How many Medicare patients does Dr. Kari J. Fabian see?

CMS counts 283 Medicare patients who saw Dr. Fabian in 2024, with an average age of 72.

What services does Dr. Kari J. Fabian bill to Medicare?

In 2024, Dr. Fabian's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).

Where did Dr. Kari J. Fabian go to medical school?

Dr. Fabian graduated from University of Minnesota Medical School in 1992.

Show 3 more questionsShow fewer questions

What drugs does Dr. Kari J. Fabian prescribe most?

In 2024 Medicare Part D data, Dr. Fabian's most prescribed drugs by claims were Atorvastatin Calcium, Ozempic and Metformin HCl.

Has Dr. Kari J. Fabian received payments from drug or device companies?

CMS Open Payments shows $1,573 in general payments to Dr. Fabian from 8 companies from 2017 to 2025. The largest total came from Medtronic, Inc.

How long has Dr. Kari J. Fabian been practicing?

Dr. Fabian graduated from medical school in 1992, 34 years ago.

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