BARBARA C JOST (MD) – Allergy & Immunology (Internal Medicine) Physician, NPI 1144243031
Allergy & Immunology (Internal Medicine) Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
4,190 INTERNAL MEDICINE in MO
Provider Addresses for BARBARA C JOST (MD)
969 N MASON RD STE 240
SAINT LOUIS, MO 631416338
Phone: (314) 542-0606
Fax: (314) 542-0212
Type: Mailing
224, South Woods Mill Road, Chesterfield, Saint Louis County, Missouri, 63017, United States
SUITE 500 SOUTH
CHESTERFIELD, MO 63017
Phone: (314) 878-6260
Fax: (314) 878-8058
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 173 Open Payments records for all available years, with a total value of $3,185.
Total Amount is formed as General ($3,185) + Research ($0) + Ownership ($0) = $3,185.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($696).
Total Amount
$3,185
General + Research + Ownership
Payments
173
Total payment records
General Amount
$3,185
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2004-06-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040621000946 | I | Internal Medicine | MO | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,016 | 27 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 775 | 57 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 501 | 309 | $0 |
| 95117 | Professional service for multiple injections of allergen | 391 | 82 | $0 |
| 95024 | Test for allergy using allergenic extract injected into skin | 242 | 27 | $0 |
Insurance plans in this area (ZIP 63141)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | MO | |
| Family Practice | MO | |
| Osteopathic Manipulative Medicine | MO | |
| A N E S T H E S I O L O G Y | MO | |
| Orthopedic Surgery | MO | |
| Internal Medicine | MO | |
| Family Practice | MO | |
| Orthopedic Surgery | MO | |
| General Surgery | MO | |
| Internal Medicine, Cardiovascular Disease (Cardiology) | MO |
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