Barbara Jost, MD
NPI 1144243031 · Allergy & Immunology (Internal Medicine) Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Jost, MD is a Allergy & Immunology (Internal Medicine) Physician provider in Saint Louis, MO (NPI 1144243031).
Provider details
- NPI number
- 1144243031
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 115477 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,758 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 1,296 | $4 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 1,054 | $14 |
| Professional Service for Multiple Injections of Allergen95117 | 790 | $12 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 524 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 407 | $88 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 240 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 397 | 113 |
| Montelukast Sodium | 258 | 69 |
| Levothyroxine Sodium | 223 | 58 |
| Fluticasone Propionate | 208 | 69 |
| Metformin Hclbrand: Metformin Hcl Er | 184 | 55 |
| Hydrochlorothiazide | 176 | 50 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,549 across 72 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2021-12-04
- Certified
- 2021-12-04
Frequently asked questions
- What is Barbara Jost's NPI number?
- Barbara Jost's National Provider Identifier (NPI) is 1144243031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Jost's specialty?
- Barbara Jost is listed in the NPPES registry with a primary specialty of Allergy & Immunology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Jost located?
- Barbara Jost's practice location on file with NPPES is 969 N Mason Rd Ste 240, Saint Louis, MO 63141-6338.
- What is Barbara Jost's phone number?
- The practice phone number listed in the NPPES registry for Barbara Jost is (314) 542-0606.
- Does Barbara Jost accept Medicare?
- Barbara Jost is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Jost's NPI active?
- Yes — Barbara Jost's NPI (1144243031) is active in the NPPES registry as of the last update on 2021-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.