NPPES file of Aug 9, 2026

Eugene Barnhart

Addiction (Substance Use Disorder) Counselor · Waterloo, IA

Eugene Barnhart is an addiction (substance use disorder) counselor with a practice address in Waterloo, Iowa, and NPI 1003580606, issued on Aug 6, 2021. Check the license with the Iowa board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1003580606
Name
Eugene Barnhart
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
607 Sycamore St, Waterloo, IA 50703
Phone
(319) 232-5363
Enumerated
Aug 6, 2021
Record last updated
Aug 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
1689734451 IA
Medicare enrollment
Enrolled (PECOS I20251223003920); may accept Medicare assignment
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 607 Sycamore St

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

  1. Danielle Sharar, CADCAddiction (Substance Use Disorder) Counselor1184160152

Verify Eugene Barnhart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa 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
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Eugene Barnhart among 971 addiction (substance use disorder) counselor records in Iowa

Eugene Barnhart is one of 971 addiction (substance use disorder) counselor records with a practice address in Iowa. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 65% of them.

  • NPI issued2021 · 65% of these records are older, 29% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2019 · median 2014 among the 58 with a school on file
  • Record last updated2021 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

50 addiction (substance use disorder) counselor records list a practice address in Waterloo

They are 50 of the 1,512 NPPES records with a practice address in Waterloo, and 971 addiction (substance use disorder) counselor records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Robert Ackerman, BSW, TCADCWaterloo, IA 507031043014194
  2. Chuck CorwinWaterloo, IA 507031215359054
  3. Peyton Emgarten, CADCWaterloo, IA 507031831040187
  4. Jim HoeftWaterloo, IA 507031033355268
  5. Amy HoltWaterloo, IA 507031114310356
  6. Melissa McDonald, CADCWaterloo, IA 507031700708971
  7. Nicole Russell, MPA, CADCWaterloo, IA 507031831981125
  8. Danielle Sharar, CADCWaterloo, IA 507031184160152

Common questions

What is Eugene Barnhart's NPI number?

Eugene Barnhart's National Provider Identifier (NPI) is 1003580606, issued on Aug 6, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Eugene Barnhart located?

The NPPES record lists a practice address at 607 Sycamore St, Waterloo, IA, 50703. Phone: (319) 232-5363. Providers update this record themselves, so call before visiting.

How can I verify Eugene Barnhart's license?

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