Registry data as of Aug 27, 2026

Zachary Douglas, MD

Otolaryngology Physician · Saint Louis, MO

Zachary Douglas, MD is an otolaryngology physician with a practice address in Saint Louis, Missouri, and NPI 1437643574, issued on Jun 21, 2018. Check the license (Missouri 2023028372, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1437643574
Name
Zachary Douglas
Credential
MD
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
2023028372 MO
Self-reported in NPPES; status is on the state search
Practice location
3009 N Ballas RD Ste 380C, Saint Louis, MO 63131
Phone
(314) 996-4790
Enumerated
Jun 21, 2018
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 3009 N Ballas RD Ste 380C

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

  1. Emily Barden, AUDAudiologist1598023368
  2. Tara Carman, AUDAudiologist1407529498
  3. Victoria Eschmann, AUDAudiologist1508484072
  4. Stephanie Goss, AUDAudiologist1508316811
  5. Alison Hunt, AUDAudiologist1891248852
  6. Joseph NothstineAudiologist1720712276

Verify Zachary Douglas 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 2023028372
    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.

57% more Medicare Part D claims than the average otolaryngology physician in 2024

840 Medicare Part D claims for 332 beneficiaries, against an average of 536 among the 7,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 24 claims were for opioids.

  1. Zachary Douglas840
  2. Specialty average536

Most prescribed

  1. Fluticasone Propionate275 claims
  2. Omeprazole88 claims
  3. Azelastine Hcl87 claims
  4. Ipratropium Bromide79 claims
  5. Fluocinolone Acetonide Oil45 claims
  6. Methylprednisolone27 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.

One hospital or facility affiliation

  1. Physician Groups LCSaint Louis, MO

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Otolaryngology Physician providers in Missouri

There are 256 otolaryngology physician records in Missouri.

Other otolaryngology physician records in Missouri

  1. Mueed Ahmad, M.D.Saint Louis, MO1841329661
  2. Edgar Ailor, M.D.Columbia, MO1710130711
  3. Bushra Ajaz, MSCCC-ASaint Louis, MO1588994321
  4. Deepthi Akella, DOColumbia, MO1023906864
  5. Ryan Akin, MDJefferson City, MO1437738861
  6. Maha Al Gilani, MDSaint Louis, MO1255680369
  7. Allan Allphin, MDSpringfield, MO1538246723
  8. Jastin Antisdel, MDSaint Louis, MO1073714564
  9. Sean Bailey, M.D.Kirkwood, MO1013908714
  10. Hallie Baker, D.O.Joplin, MO1700228483

Common questions

What is Zachary Douglas, MD's NPI number?

Zachary Douglas, MD's National Provider Identifier (NPI) is 1437643574, issued on Jun 21, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Douglas, MD located?

The NPPES record lists a practice address at 3009 N Ballas RD Ste 380C, Saint Louis, MO, 63131. Phone: (314) 996-4790. Providers update this record themselves, so call before visiting.

How can I verify Zachary Douglas, MD's license?

NPPES lists Missouri license number 2023028372, 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 Zachary Douglas, MD prescribe under Medicare Part D?

In 2024, Zachary Douglas, MD had 840 Medicare Part D claims for 332 beneficiaries; the average among otolaryngology physician prescribers was 536. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.