John Eckfeldt, M.D.
Clinical Pathology/Laboratory Medicine Physician · Minneapolis, MN
John Eckfeldt, M.D. is a clinical pathology/laboratory medicine physician with a practice address in Minneapolis, Minnesota, and NPI 1629006218, issued on Jun 30, 2006. Check the license (Minnesota 23510, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- John Eckfeldt
- Credential
- M.D.
- Primary taxonomy
- Clinical Pathology/Laboratory Medicine Physician 207ZP0105X
- License number
- 23510 MN
Self-reported in NPPES; status is on the state search - Practice location
- 420 Delaware Street SE, 760 Mayo Memorial Building, Minneapolis, MN 55455
- Phone
- (612) 626-0622
- Enumerated
- Jun 30, 2006
- Record last updated
- Oct 25, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (612) 626-2696
- Medicaid IDs
- 7777470 SD
32622700 WI
0507590 IA
276705800 MN - Medicare enrollment
- Enrolled (PECOS I20071106000372); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 1976
- Entity
- Type 1 · individual
8 nearest clinical pathology/laboratory medicine physician records → All 79 in Minnesota → Look up another NPI →
Also registered at 420 Delaware Street SE, 760 Mayo Memorial Building
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Dolan, M.D.Clinical Molecular Genetics Physician1033140223
Verify John Eckfeldt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 23510Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average clinical pathology/laboratory medicine physician in 2024
12 Medicare Part D claims, against an average of 34 among the 37 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 MIPS final score for 2023 (Medicare payment program): 81.7 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).
Bills Medicare through one group practice
- Fairview Express CareMinneapolis, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Eckfeldt among 79 clinical pathology/laboratory medicine physician records in Minnesota
John Eckfeldt, M.D. is one of 79 clinical pathology/laboratory medicine physician records with a practice address in Minnesota. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 65% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1976 · median 2006 among the 45 with a school on file
- Record last updated2012 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0105X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Pathology/Laboratory Medicine Physician providers in Minnesota
There are 79 clinical pathology/laboratory medicine physician records in Minnesota.
All 79 in Minnesota → Every provider in Minneapolis → Clinical Pathology/Laboratory Medicine Physician nationwide →
The 8 clinical pathology/laboratory medicine physician records with the nearest ZIP codes
- Leo Furcht, M.D.Minneapolis, MN 554551629009444
- Michael Greenwood, MDMinneapolis, MN 554551023379419
- Anthony Killeen, MDMinneapolis, MN 554551811087323
- Molly Klein, M.D.Minneapolis, MN 554551902840010
- Rhonda Schaffer, MDMinneapolis, MN 554551750435269
- Michael Steffes, MDMinneapolis, MN 554551740361237
- Trang SonBlaine, MN 554491063289866
- Bryan Schmitt, DOMinneapolis, MN 554041649235466
Common questions
What is John Eckfeldt, M.D.'s NPI number?
John Eckfeldt, M.D.'s National Provider Identifier (NPI) is 1629006218, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Eckfeldt, M.D. located?
The NPPES record lists a practice address at 420 Delaware Street SE, 760 Mayo Memorial Building, Minneapolis, MN, 55455. Phone: (612) 626-0622. Providers update this record themselves, so call before visiting.
How can I verify John Eckfeldt, M.D.'s license?
NPPES lists Minnesota license number 23510, as entered by the provider. 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 John Eckfeldt, M.D. prescribe under Medicare Part D?
In 2024, John Eckfeldt, M.D. had 12 Medicare Part D claims; the average among clinical pathology/laboratory medicine physician prescribers was 34. Part D covers Medicare prescriptions only.
What is John Eckfeldt, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.7 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), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.