NPPES file of Aug 9, 2026

Katherine Howard Kathan, M.D.

Family Medicine Physician · Minneapolis, MN

Katherine Howard Kathan, M.D. is a family medicine physician with a practice address in Minneapolis, Minnesota, and NPI 1063867778, issued on May 1, 2016. Check the license (Minnesota 63597, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063867778
Name
Katherine Howard Kathan
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
63597 MN
Self-reported in NPPES; status is on the state search
Practice location
425 20TH Ave S, Minneapolis, MN 55454
Phone
(612) 332-4973
Enumerated
May 1, 2016
Record last updated
Jan 8, 2025
Fax
(612) 238-3534
Medicare enrollment
Enrolled (PECOS I20181030000091); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 425 20TH Ave S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Asli Ashkir, RNGeneral Practice Registered Nurse1992093785
  2. Vanessa Bester, PAPhysician Assistant1750347043
  3. Dennis Dischinger, M.D.Family Medicine Physician1326177726
  4. Sarah Estey, LGSWSocial Worker1952227340
  5. Ruth Haamankuli, DNP, FNPPsychiatric/Mental Health Nurse Practitioner1881881035
  6. Karen Hall, MSWSocial Worker1174834147

Verify Katherine Howard Kathan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 63597
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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10% more Medicare Part D claims than the average family medicine physician in 2024

3,903 Medicare Part D claims for 318 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 32 claims were for opioids.

  1. Katherine Howard Kathan3,903
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium258 claims
  2. Losartan Potassium192 claims
  3. Amlodipine Besylate170 claims
  4. Rosuvastatin Calcium156 claims
  5. Famotidine130 claims
  6. Lisinopril127 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.

Industry payments in 2024: $23.74

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Howard Kathan$23.74
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Allina Health SystemEagan, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Howard Kathan among 3,985 family medicine physician records in Minnesota

Katherine Howard Kathan, M.D. is one of 3,985 family medicine physician records with a practice address in Minnesota. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.

  • NPI issued2016 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2016 · median 2006 among the 2,483 with a school on file
  • Record last updated2025 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

336 family medicine physician records list a practice address in Minneapolis

They are 336 of the 22,918 NPPES records with a practice address in Minneapolis, and 3,985 family medicine physician records in Minnesota.

The 8 family medicine physician records with the nearest ZIP codes

  1. Gregory Amer, MDMinneapolis, MN 554541033111018
  2. Eric Christianson, MDMinneapolis, MN 554541629044342
  3. Catherine Dolan, MDMinneapolis, MN 554541740282722
  4. David Gubbrud, MDMinneapolis, MN 554541225004740
  5. Kevin Kelly, MDMinneapolis, MN 554541578565560
  6. Neeraja Maddi, MBBSMinneapolis, MN 554541467425231
  7. Peter Marshall, MDMinneapolis, MN 554541831162783
  8. Kay Maust, MDMinneapolis, MN 554541649256231

Common questions

What is Katherine Howard Kathan, M.D.'s NPI number?

Katherine Howard Kathan, M.D.'s National Provider Identifier (NPI) is 1063867778, issued on May 1, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Howard Kathan, M.D. located?

The NPPES record lists a practice address at 425 20TH Ave S, Minneapolis, MN, 55454. Phone: (612) 332-4973. Providers update this record themselves, so call before visiting.

How can I verify Katherine Howard Kathan, M.D.'s license?

NPPES lists Minnesota license number 63597, 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 Katherine Howard Kathan, M.D. prescribe under Medicare Part D?

In 2024, Katherine Howard Kathan, M.D. had 3,903 Medicare Part D claims for 318 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.