Jack Lubka, MD
Internal Medicine Physician · Fergus Falls, MN
Jack Lubka, MD is an internal medicine physician with a practice address in Fergus Falls, Minnesota, and NPI 1275038606, issued on Mar 27, 2018. Check the license on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Jack Lubka
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 712 S Cascade St, Fergus Falls, MN 56537
- Phone
- (218) 736-8000
- Enumerated
- Mar 27, 2018
- Entity
- Type 1 · individual
Also registered at 712 S Cascade St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jonah Bergstrand, PA-CFamily Medicine Physician1952181307
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Verify Jack Lubka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical PracticeCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
79% fewer Medicare Part D claims than the average internal medicine physician in 2024
583 Medicare Part D claims for 122 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium33 claims
- Prednisone29 claims
- Cefdinir27 claims
- Metoprolol Succinate26 claims
- Omeprazole26 claims
- Doxycycline Hyclate23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's Medicare quality score for 2023: 85.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Prairie Ridge Hospital And Health ServicesEvansville, MN · Critical Access Hospitals
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
9 internal medicine physician records list a Fergus Falls practice address
They are 9 of the 656 NPPES records with a Fergus Falls practice address, and 3,440 internal medicine physician records in Minnesota.
All 9 in Fergus Falls → All 3,440 in Minnesota → Every provider in Fergus Falls →
Other internal medicine physician records in Minnesota
- Christopher Aakre, MDRochester, MN1508151663
- Karen Aarestad, MDBrainerd, MN1275510216
- Peter Aas, MDDuluth, MN1063455848
- Saud Abaalkhail, M.B.,B.S.Minneapolis, MN1982180733
- Mohamad Abbas, M.D.Saint Paul, MN1154404549
- Akshar Abbott, M.D.Minneapolis, MN1730459231
- Nadhem Abdallah, MDMinneapolis, MN1396423810
- Raed Abdelhadi, MDMinneapolis, MN1518057413
- Sarah Abdul Jabbar, MBBSSt Cloud, MN1932489002
- Ahmad Abdulkarim, MDSaint Paul, MN1578522991
Common questions
What is Jack Lubka, MD's NPI number?
Jack Lubka, MD's National Provider Identifier (NPI) is 1275038606, issued on Mar 27, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Jack Lubka, MD located?
The NPPES record lists a practice address at 712 S Cascade St, Fergus Falls, MN, 56537. Phone: (218) 736-8000. Providers update this record themselves, so call before visiting.
How can I verify Jack Lubka, MD's license?
Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jack Lubka, MD prescribe under Medicare Part D?
In 2024, Jack Lubka, MD had 583 Medicare Part D claims for 122 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Jack Lubka, MD's Medicare quality score?
The 2023 MIPS final score is 85.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.