NPPES file of Aug 9, 2026

Homer Thomas Johnson, M.D.

Pediatric Sleep Medicine Physician · Saint Charles, MO

Homer Thomas Johnson, M.D. is a pediatric sleep medicine physician with a practice address in Saint Charles, Missouri, and NPI 1932223898, issued on Mar 18, 2007. Check the license (Missouri 2007001620, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1932223898
Name
Homer Thomas Johnson
Credential
M.D.
Primary taxonomy
Pediatric Sleep Medicine Physician 2080S0012X
License numbers
2007001620 MO
NO. 2007001620 MO
ME 97186 FL
Self-reported in NPPES; status is on the state search
Practice location
1475 Kisker RD, Saint Charles, MO 63304
Phone
(636) 498-7880
Enumerated
Mar 18, 2007
Record last updated
Mar 14, 2022
Fax
(636) 498-7889
Medicaid ID
205475809 MO
Medicare enrollment
Enrolled (PECOS I20071026000443); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 2004
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 1475 Kisker RD

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

  1. Jamshed Agha, MDHematology & Oncology Physician1720041395
  2. Pamela Breshears, P.T.Physical Therapist1609189208
  3. Matthew Filla, MPTPhysical Therapist1710290408
  4. Patricia FranscavitchNutritionist1609919968
  5. Anna Fu, MDRadiation Oncology Physician1982638003
  6. Christine Geraghty, M.D.Diagnostic Radiology Physician1992738264

Verify Homer Thomas Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2007001620
    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 Missouri 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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3.8 times the Medicare Part D claims of the average pediatric sleep medicine physician in 2024

445 Medicare Part D claims for 94 beneficiaries, against an average of 118 among the 43 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Homer Johnson445
  2. Specialty average118

Most prescribed

  1. Gabapentin97 claims
  2. Trazodone Hcl90 claims
  3. Azelastine Hcl47 claims
  4. Zolpidem Tartrate37 claims
  5. Pramipexole Dihydrochloride33 claims
  6. Ropinirole Hcl27 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.

Bills Medicare through one group practice

  1. Ssm Medical Group IncSaint Louis, MO

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

Homer Thomas Johnson among 11 pediatric sleep medicine physician records in Missouri

Homer Thomas Johnson, M.D. is one of 11 pediatric sleep medicine physician records with a practice address in Missouri. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 64% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Record last updated2022 · 27% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080S0012X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Sleep Medicine Physician providers in Missouri

There are 11 pediatric sleep medicine physician records in Missouri.

The 8 pediatric sleep medicine physician records with the nearest ZIP codes

  1. Gabriela De Bruin, MDSaint Louis, MO 631441144412339
  2. Jarod John Pamatmat, MDSaint Louis, MO 631441508540584
  3. Leena Stemler, MDSaint Louis, MO 631101063686335
  4. Brent Haberman, MDSaint Louis, MO 631041699977686
  5. Rocio Zeballos-Chavez, M.D.St Louis, MO 631041043471477
  6. Baha'Uddin Al-Shawwa, MDKansas City, MO 641081144271651
  7. David Ingram, M.D.Kansas City, MO 641081093093239
  8. Samira Naime, M.D.Kansas City, MO 641081003248220

Common questions

What is Homer Thomas Johnson, M.D.'s NPI number?

Homer Thomas Johnson, M.D.'s National Provider Identifier (NPI) is 1932223898, issued on Mar 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Homer Thomas Johnson, M.D. located?

The NPPES record lists a practice address at 1475 Kisker RD, Saint Charles, MO, 63304. Phone: (636) 498-7880. Providers update this record themselves, so call before visiting.

How can I verify Homer Thomas Johnson, M.D.'s license?

NPPES lists Missouri license number 2007001620, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Homer Thomas Johnson, M.D. prescribe under Medicare Part D?

In 2024, Homer Thomas Johnson, M.D. had 445 Medicare Part D claims for 94 beneficiaries; the average among pediatric sleep medicine physician prescribers was 118. 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.