Jose A. Marchosky, M.D.
Specialist · Chesterfield, MO
Jose A. Marchosky, M.D. is a specialist with a practice address in Chesterfield, Missouri, and NPI 1558307272, issued on Jun 21, 2006. Check the license (Missouri R4651, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jose A. Marchosky
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- R4651 MO
Self-reported in NPPES; status is on the state search - Practice location
- 226 S Woods Mill RD, Chesterfield, MO 63017
- Phone
- (314) 878-0808
- Enumerated
- Jun 21, 2006
- Record last updated
- Oct 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (314) 878-0847
- Medicare enrollment
- Enrolled (PECOS I20040413000872); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1970
- Entity
- Type 1 · individual
8 nearest specialist records → All 443 in Missouri → Look up another NPI →
Also registered at 226 S Woods Mill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Paul Buse, M.D.Gastroenterology Physician1114993664
- Michael Cleary, M.D.Gastroenterology Physician1124098546
- Christie Cohoon, MPT,DPTPhysical Therapist1821295429
- Kelly Constable, M.S.Audiologist1447395249
Verify Jose A. Marchosky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license R4651Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average specialist in 2024
139 Medicare Part D claims for 26 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam19 claims
- Doxepin Hcl18 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.
Jose A. Marchosky among 443 specialist records in Missouri
Jose A. Marchosky, M.D. is one of 443 specialist records with a practice address in Missouri. 20% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 60% newer
- In a Medicare fileYes · 20% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated1970 · median 1989 among the 48 with a school on file
- Record last updated2016 · 85% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 specialist records list a practice address in Chesterfield
They are 28 of the 2,132 NPPES records with a practice address in Chesterfield, and 443 specialist records in Missouri.
All 443 in Missouri → Every provider in Chesterfield → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Richard Bell, MDChesterfield, MO 630171780679373
- Ronald Bilchik, M.D.Chesterfield, MO 630171992740435
- Narasimha Gondipalli, MDChesterfield, MO 630171508869850
- Matthew Gornet, M.D.Chesterfield, MO 630171962406207
- Karen Halverson, M.D.Chesterfield, MO 630171629090550
- John Krause, M.D.Chesterfield, MO 630171902809577
- Keith Nunnelee, M.D.Chesterfield, MO 630171144215070
- Jay Pepose, M.D.Chesterfield, MO 630171134111446
Common questions
What is Jose A. Marchosky, M.D.'s NPI number?
Jose A. Marchosky, M.D.'s National Provider Identifier (NPI) is 1558307272, issued on Jun 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jose A. Marchosky, M.D. located?
The NPPES record lists a practice address at 226 S Woods Mill RD, Chesterfield, MO, 63017. Phone: (314) 878-0808. Providers update this record themselves, so call before visiting.
How can I verify Jose A. Marchosky, M.D.'s license?
NPPES lists Missouri license number R4651, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Jose A. Marchosky, M.D. prescribe under Medicare Part D?
In 2024, Jose A. Marchosky, M.D. had 139 Medicare Part D claims for 26 beneficiaries; the average among specialist prescribers was 1,380. 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.