Registry data as of Aug 27, 2026

Jay Baker, M.D.

Emergency Medicine Physician · Ballwin, MO

Jay Baker, M.D. is an emergency medicine physician with a practice address in Ballwin, Missouri, and NPI 1376944496, issued on Sep 8, 2014. Check the license 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
1376944496
Name
Jay Baker
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
8 Foxcliff CT, Ballwin, MO 63011
Phone
(636) 394-9353
Enumerated
Sep 8, 2014
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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Verify Jay Baker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing ArtsCheck 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.

95% fewer Medicare Part D claims than the average emergency medicine physician in 2024

19 Medicare Part D claims, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jay Baker19
  2. Specialty average355

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: $34.19

2 payments, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 12,165 providers of this specialty with any payment received $1,340.71 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jay Baker$34.19
  2. Specialty average$1,340.71

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

Emergency Medicine Physician providers in Missouri

There are 1,352 emergency medicine physician records in Missouri.

Other emergency medicine physician records in Missouri

  1. Robert Abbott, M.D.Saint Charles, MO1144269267
  2. Nagla Abdelmalek, M.D.Saint Louis, MO1003847591
  3. Donald Ables, MDKansas City, MO1346222189
  4. Enyo Ablordeppey, MDSaint Louis, MO1548468200
  5. Allison Abma, DOBranson, MO1033613302
  6. Sean Abraham, D.O.Columbia, MO1326368994
  7. Lajon Addison, D.O.Columbia, MO1104871854
  8. Opeolu Adeoye, MDSaint Louis, MO1023120623
  9. Lukuman Afuwape, M.DKansas City, MO1639494412
  10. Faqir Ahmad, MDSaint Louis, MO1487684957

Common questions

What is Jay Baker, M.D.'s NPI number?

Jay Baker, M.D.'s National Provider Identifier (NPI) is 1376944496, issued on Sep 8, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jay Baker, M.D. located?

The NPPES record lists a practice address at 8 Foxcliff CT, Ballwin, MO, 63011. Phone: (636) 394-9353. Providers update this record themselves, so call before visiting.

How can I verify Jay Baker, M.D.'s license?

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 Jay Baker, M.D. prescribe under Medicare Part D?

In 2024, Jay Baker, M.D. had 19 Medicare Part D claims; the average among emergency medicine physician prescribers was 355. 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.