Barbara C Jost, MD
Allergy/Immunology · Internal Medicine (CMS) · Saint Louis, MO
At a glance
969 N Mason Rd Ste 240, Saint Louis, MO 63141-6338
NPPES record updated Dec 4, 2021. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
969 N Mason Rd Ste 240Saint Louis, MO 63141-6338
Education & affiliations
- Medical / professional school
- Saint Louis University School Of Medicine
- Graduation year
- 1998
- CMS specialties
- Allergy/Immunology · Internal Medicine
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
- Arnold Physical Therapy And Sports Medicine Llc
- Associated Specialists In Medicine, Pc
- Elite Physical Therapy Of Creve Coeur Llc
Reported hospital affiliations
- Barnes Jewish Hospital Saint Louis, MO
- Barnes-Jewish West County Hospital Creve Coeur, MO
- Mercy Hospital St Louis Saint Louis, MO
- Missouri Baptist Medical Center Saint Louis, MO
- St Lukes Hospital Chesterfield, MO
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Reported clinician measures
Measures below describe reported clinician performance in the stated period. They do not form an overall HCPList rating, and reporting differs between clinicians.
Published clinical measures
- Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
- 67%2024Published MIPS performance rate. Lower rates indicate better performance for this inverse measure. Measure: MIPS_EC_001_overall. Collection type: EHR. Measure denominator: 144.
- Documentation of Current Medications in the Medical Record
- 99%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_130_overall. Collection type: EHR. Measure denominator: 3514.
- Preventive Care and Screening: Screening for Depression and Follow-Up Plan
- 47%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_134_overall. Collection type: EHR. Measure denominator: 1863.
See all 9 reported measures
- Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
- 38%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_226_performance. Collection type: EHR. Measure denominator: 53.
- Controlling High Blood Pressure
- 72%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_236_overall. Collection type: EHR. Measure denominator: 673.
- Use of High-Risk Medications in Older Adults
- 6%2024Published MIPS performance rate. Lower rates indicate better performance for this inverse measure. Measure: MIPS_EC_238_overall. Collection type: EHR. Measure denominator: 899.
- Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
- 24%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_317_overall. Collection type: EHR. Measure denominator: 1858.
- Falls: Screening for Future Fall Risk
- 63%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_318_overall. Collection type: EHR. Measure denominator: 850.
- Closing the Referral Loop: Receipt of Specialist Report
- 34%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_374_overall. Collection type: EHR. Measure denominator: 256.
Source: PY 2024 Clinician Public Reporting: MIPS Measures and Attestations · Published Sep 10, 2026.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $1,649.99 |
| Travel and lodging | $769.41 |
| Consulting fee | $46.85 |
| Education | $34.00 |
Reporting companies
| Company | Amount |
|---|---|
| INSMED, INC. | $1,115.67 |
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $285.35 |
| GLAXOSMITHKLINE, LLC. | $196.20 |
| ASTRAZENECA PHARMACEUTICALS LP | $134.79 |
| REGENERON HEALTHCARE SOLUTIONS, INC. | $107.68 |
| LILLY USA, LLC | $99.74 |
| GENZYME CORPORATION | $88.64 |
| NOVARTIS PHARMACEUTICALS CORPORATION | $76.54 |
| Other reporting companies | $395.64 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Allergy/Immunology · Internal Medicine (CMS)
- Taxonomy code
- 207RA0201X
- Enumeration date
- Jul 25, 2006
- Record updated
- Dec 4, 2021
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207RA0201X · Primary
License reported: 115477 MO
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
969 N Mason Rd Ste 240Saint Louis, MO 63141-6338
- Phone
- (314) 542-0606
- Fax
- (314) 542-0212
Mailing address
969 N MASON RD STE 240SAINT LOUIS, MO 631416338
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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