NPPES file of Aug 9, 2026

David M. Schoenwalder, M.D.

Internal Medicine Physician · Ballwin, MO

David M. Schoenwalder, M.D. is an internal medicine physician with a practice address in Ballwin, Missouri, and NPI 1306815451, issued on Mar 14, 2006. Check the license (Missouri 35258, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1306815451
Name
David M. Schoenwalder
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35258 MO
Self-reported in NPPES; status is on the state search
Practice location
15945 Clayton RD, Ballwin, MO 63011
Phone
(636) 256-5350
Enumerated
Mar 14, 2006
Record last updated
May 13, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(636) 256-5372
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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8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →

Also registered at 15945 Clayton RD

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

  1. Octavio Chirino, M.D.Obstetrics & Gynecology Physician1598718058
  2. Cara Hahs, MDSurgery Physician1427031129
  3. Laura Hooper, AGNPGerontology Nurse Practitioner1598156820
  4. Mark Houston, MDFamily Medicine Physician1689640344
  5. Shanna Ingram, FNP-CFamily Nurse Practitioner1982451027
  6. James Ketchum, MDInternal Medicine Physician1386610376

Verify David M. Schoenwalder 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 35258    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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David M. Schoenwalder among 2,604 internal medicine physician records in Missouri

David M. Schoenwalder, M.D. is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 59% newer
  • In a Medicare fileNo · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2011 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 internal medicine physician records list a practice address in Ballwin

They are 10 of the 562 NPPES records with a practice address in Ballwin, and 2,604 internal medicine physician records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,604 in Missouri → Every provider in Ballwin → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Rachel Dickerson, M.D.Ballwin, MO 630111174797427
  2. Kathryn Harvey-Feldewerth, DOBallwin, MO 630111700370996
  3. James Ketchum, MDBallwin, MO 630111386610376
  4. David Schlitt, M.D.Ballwin, MO 630111831166263
  5. Michael Schoenwalder, D.O.Ballwin, MO 630111588631238
  6. Christine Sigman, MDBallwin, MO 630111174591374
  7. Binwant Singh, M.D.Ballwin, MO 630111508932195
  8. Erin Arthur, MDSaint Louis, MO 630101669682175

Common questions

What is David M. Schoenwalder, M.D.'s NPI number?

David M. Schoenwalder, M.D.'s National Provider Identifier (NPI) is 1306815451, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David M. Schoenwalder, M.D. located?

The NPPES record lists a practice address at 15945 Clayton RD, Ballwin, MO, 63011. Phone: (636) 256-5350. Providers update this record themselves, so call before visiting.

How can I verify David M. Schoenwalder, M.D.'s license?

NPPES lists Missouri license number 35258, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.