Specialty Directory
Allergy & Immunology (Internal Medicine) Physician in Dallas, TX
Federal CMS data for 6 allergy & immunology (internal medicine) physician providers practicing in Dallas, TX. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
6
Providers
Median industry payments
$3,406
6
Allergy & Immunology (Internal Medicine) Physician Providers
in Dallas, TX
$3,406
Median Industry Payments
per provider (2018–2024)
294
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Allergy & Immunology (Internal Medicine) Physician includes multiple subspecialties with different practice patterns.
Learn more →
Allergy & Immunology (Internal Medicine) Physician Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| BAXTER, BARBARA MD | 22,357 | 1,006 | Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg | $6,685 (2018-2024) | Food & Beverage (73%) | Very High |
| COLE, STEVEN D.O. | 3,014 | 302 | Allergy skin test | $4,134 (2018-2024) | Food & Beverage (100%) | Very High |
| WYSOCKI, CHRISTIAN M.D., PH.D. | 493 | 197 | Allergy immunotherapy preparation | $1,358 (2018-2024) | Food & Beverage (92%) | Very High |
| KHAN, DAVID MD | 95 | 82 | Office visit, established patient (30-39 min) | $11,128 (2018-2024) | Consulting (51%) | Very High |
| GRUCHALLA, REBECCA MD PHD | 47 | 45 | New patient office visit (45-59 min) | $623 (2018-2024) | Food & Beverage (100%) | Very High |
| CHAMBLISS, JEFFREY MD | — | — | — | $2,678 (2018-2024) | Consulting (54%) | High |
Note: Allergy & Immunology (Internal Medicine) Physician encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Allergy & Immunology (Internal Medicine) Physician encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (3)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| WYSOCKI, CHRISTIAN | 493 | $1,358 |
| KHAN, DAVID | 95 | $11,128 |
| GRUCHALLA, REBECCA | 47 | $623 |
Mixed Practice (2)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| BAXTER, BARBARA | 22,357 | $6,685 |
| COLE, STEVEN | 3,014 | $4,134 |
General Practice (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| CHAMBLISS, JEFFREY | 0 | $2,678 |