Registry data as of Aug 27, 2026

Katherine Blackwell

Case Manager/Care Coordinator · Milwaukee, WI

Katherine Blackwell is a case manager/care coordinator with a practice address in Milwaukee, Wisconsin, and NPI 1669835344, issued on Mar 31, 2016. Check the license with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1669835344
Name
Katherine Blackwell
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
4065 N 35TH St, Milwaukee, WI 53216
Phone
(414) 316-6970
Enumerated
Mar 31, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4065 N 35TH St

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

  1. Gwen AndersonCounselor1609329176
  2. Derek Ciecko, OTROccupational Therapist1457994998
  3. Danielle GreenCase Manager/Care Coordinator1770944266
  4. Lee Gruenwald, MDChild & Adolescent Psychiatry Physician1437116357
  5. Melinda Hardge, LPC-ITMental Health Counselor1275026866
  6. Denise Hempel, COTAOccupational Therapy Assistant1538239009

Verify Katherine Blackwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck 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
Find the Wisconsin 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.

309 case manager/care coordinator records list a Milwaukee practice address

They are 309 of the 18,389 NPPES records with a Milwaukee practice address, and 1,505 case manager/care coordinator records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 309 in Milwaukee → All 1,505 in Wisconsin → Every provider in Milwaukee →

Other case manager/care coordinator records in Wisconsin

  1. Jenna AalsmaJefferson, WI1477234011
  2. Nyairah AbdullahMilwaukee, WI1881236057
  3. Lynn AbrahamFond Du Lac, WI1316273592
  4. Megan AchesonFond Du Lac, WI1982918736
  5. Stephanie Adelman, MSWGreen Bay, WI1740367143
  6. Kathryn Adler, BAMadison, WI1376183202
  7. Serena Adler, B.A.Rhinelander, WI1487376745
  8. Anthony AgeeMilwaukee, WI1437917655
  9. Lataysha AjalaMilwaukee, WI1669300885
  10. Sarah AkakpoMadison, WI1831854926

Common questions

What is Katherine Blackwell's NPI number?

Katherine Blackwell's National Provider Identifier (NPI) is 1669835344, issued on Mar 31, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Blackwell located?

The NPPES record lists a practice address at 4065 N 35TH St, Milwaukee, WI, 53216. Phone: (414) 316-6970. Providers update this record themselves, so call before visiting.

How can I verify Katherine Blackwell's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

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.