James Raymond Probst, MD
Family Medicine Physician · St Louis, MO
James Raymond Probst, MD is a family medicine physician with a practice address in St Louis, Missouri, and NPI 1538270624, issued on Aug 31, 2006. Check the license (Missouri R3J87, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- James Raymond Probst
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- R3J87 MO
Self-reported in NPPES; status is on the state search - Practice location
- 10345 Watson RD, St Louis, MO 63127
- Phone
- (314) 965-6033
- Enumerated
- Aug 31, 2006
- Record last updated
- Feb 24, 2025
- Fax
- (314) 965-6067
- Medicare enrollment
- Enrolled (PECOS I20100817000180); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 1985
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,991 in Missouri → Look up another NPI →
Also registered at 10345 Watson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Raymond Probst in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R3J87Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average family medicine physician in 2024
1,864 Medicare Part D claims for 364 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 30 claims were for opioids.
Most prescribed
- Estradiol288 claims
- Alendronate Sodium134 claims
- Levothyroxine Sodium92 claims
- Progesterone83 claims
- Fluconazole81 claims
- Mounjaro60 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.
Industry payments in 2024: $119.00
5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mcpherson Medical And Diagnostic LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Raymond Probst among 2,991 family medicine physician records in Missouri
James Raymond Probst, MD is one of 2,991 family medicine physician records with a practice address in Missouri. 79% 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, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1985 · median 2006 among the 1,778 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 family medicine physician records list a practice address in St Louis
They are 19 of the 1,420 NPPES records with a practice address in St Louis, and 2,991 family medicine physician records in Missouri.
All 2,991 in Missouri → Every provider in St Louis → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Emily Doucette, M.D.Saint Louis, MO 631271487940078
- Kemdi Egekeze, MDSaint Louis, MO 631271609452085
- Jack Galbraith, MDSaint Louis, MO 631271649373440
- Dana Galbraith, M.D.Saint Louis, MO 631271750589263
- Sarah Gebauer, MDSaint Louis, MO 631271225392087
- Dina Helina Fleming, DOSaint Louis, MO 631271053938217
- Priyanka Krishnan, MDSaint Louis, MO 631271700413150
- Kenneth Lee, DOSaint Louis, MO 631271063040574
Common questions
What is James Raymond Probst, MD's NPI number?
James Raymond Probst, MD's National Provider Identifier (NPI) is 1538270624, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Raymond Probst, MD located?
The NPPES record lists a practice address at 10345 Watson RD, St Louis, MO, 63127. Phone: (314) 965-6033. Providers update this record themselves, so call before visiting.
How can I verify James Raymond Probst, MD's license?
NPPES lists Missouri license number R3J87, 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 James Raymond Probst, MD prescribe under Medicare Part D?
In 2024, James Raymond Probst, MD had 1,864 Medicare Part D claims for 364 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.