NPPES file of Aug 9, 2026

Chaz Johnson, MD

Child & Adolescent Psychiatry Physician · Kalamazoo, MI

Chaz Johnson, MD is a child & adolescent psychiatry physician with a practice address in Kalamazoo, Michigan, and NPI 1467802645, issued on Jun 17, 2016. Check the license (Michigan 4301110587, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1467802645
Name
Chaz Johnson
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License numbers
4301110587 MI
70561 WI
Self-reported in NPPES; status is on the state search
Practice location
1000 Oakland Dr, Kalamazoo, MI 49008
Phone
(269) 337-6019
Enumerated
Jun 17, 2016
Record last updated
Jul 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191213000758); accepts Medicare assignment
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 1000 Oakland Dr

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

  1. Muhammad Asjad Abbas, MDStudent in an Organized Health Care Education/Training Program1700707031
  2. Syed Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1093697260
  3. Saja AbdelhadiStudent in an Organized Health Care Education/Training Program1003654070
  4. Peter Abdou, MEDICAL STUDENT (MD)Student in an Organized Health Care Education/Training Program1578243721
  5. Ramsha Abdul Qadir, MDStudent in an Organized Health Care Education/Training Program1972493583
  6. Melinda Abernethy, M.D.Reproductive Endocrinology Physician1427254226

Verify Chaz Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301110587
    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 Michigan 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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5.6 times the Medicare Part D claims of the average child & adolescent psychiatry physician in 2024

2,799 Medicare Part D claims for 208 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Chaz Johnson2,799
  2. Specialty average504

Most prescribed

  1. Quetiapine Fumarate183 claims
  2. Clonazepam160 claims
  3. Olanzapine150 claims
  4. Lamotrigine103 claims
  5. Benztropine Mesylate95 claims
  6. Divalproex Sodium Er92 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: $209.89

10 payments; by number, the most common kind was food and beverage; the largest payer was Lundbeck LLC. The 1,578 providers of this specialty with any payment received $1,427.96 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chaz Johnson$209.89
  2. Specialty average$1,427.96

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

Bills Medicare through 3 group practices

  1. Bellin Memorial Hospital IncGreen Bay, WI
  2. Bellin Psychiatric Center IncGreen Bay, WI
  3. Waukesha CountyWaukesha, WI

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

Chaz Johnson among 149 child & adolescent psychiatry physician records in Michigan

Chaz Johnson, MD is one of 149 child & adolescent psychiatry physician records with a practice address in Michigan. 54% 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, 16% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileYes · 36% of these records are
  • Graduated2016 · median 2000 among the 54 with a school on file
  • Record last updated2021 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in Michigan

There are 149 child & adolescent psychiatry physician records in Michigan.

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Ankur Bhagat, DOKalamazoo, MI 490081598254211
  2. John Jacob, MDKalamazoo, MI 490081346690948
  3. Chetan Vyas, M.D.Kalamazoo, MI 490061437172244
  4. Leopoldo Covarrubias, MDBattle Creek, MI 490141295916575
  5. Kara Hunter, MDBattle Creek, MI 490151942664644
  6. Sajid Hussain, MDBattle Creek, MI 490151073545133
  7. Amarpreet Chela, MDBenton Harbor, MI 490221568957397
  8. Suzanne Huberty, M.D.Portage, MI 490241154718237

Common questions

What is Chaz Johnson, MD's NPI number?

Chaz Johnson, MD's National Provider Identifier (NPI) is 1467802645, issued on Jun 17, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Chaz Johnson, MD located?

The NPPES record lists a practice address at 1000 Oakland Dr, Kalamazoo, MI, 49008. Phone: (269) 337-6019. Providers update this record themselves, so call before visiting.

How can I verify Chaz Johnson, MD's license?

NPPES lists Michigan license number 4301110587, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chaz Johnson, MD prescribe under Medicare Part D?

In 2024, Chaz Johnson, MD had 2,799 Medicare Part D claims for 208 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. 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.