Specialty Directory
Infectious Disease in San Antonio, TX
Federal CMS data for 27 infectious disease providers practicing in San Antonio, TX. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
27
Providers
Median industry payments
$221
27
Infectious Disease Providers
in San Antonio, TX
$221
Median Industry Payments
per provider (2018–2024)
225
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; disclosure alone establishes neither wrongdoing nor legality.
Infectious Disease includes multiple subspecialties with different practice patterns.
Learn more →
Infectious Disease Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| ZAJAC, ROBERT MD | 60,431 | — | Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg | $12,550 (2018-2024) | — | Very High |
| ARORA, SUTHEP M.D. | 1,264 | — | Hospital follow-up visit, moderate complexity | $1,403 (2018-2024) | — | Very High |
| HOSPENTHAL, DUANE MD, PHD | 1,251 | — | Hospital follow-up visit, moderate complexity | $1,844 (2018-2024) | — | Very High |
| DEWITT, CAROLINE MD | 1,097 | — | Hospital follow-up visit, high complexity | $5,247 (2018-2024) | — | Very High |
| CISNEROS, LUIS MD | 1,046 | — | Hospital follow-up visit, moderate complexity | $14,847 (2018-2024) | — | Very High |
| CHEE, DAVID M.D. | 894 | — | Hospital follow-up visit, moderate complexity | $12,282 (2018-2024) | — | Very High |
| TAPIA ZEGARRA, GINO MD | 870 | — | Hospital follow-up visit, moderate complexity | $93 (2019-2023) | — | Very High |
| BERLANGA, GEMMA M.D. | 803 | — | Hospital follow-up visit, moderate complexity | $9,005 (2018-2024) | — | Very High |
| MORAN, KIMBERLY M.D. | 591 | — | Hospital follow-up visit, high complexity | $1,073 (2018-2024) | — | Very High |
| BERKOWITZ, CARL MD | 585 | — | Hospital follow-up visit, moderate complexity | $221 (2018-2024) | — | Very High |
| FEUILLET, PABLO M.D. | 495 | — | Hospital follow-up visit, high complexity | $18,812 (2018-2024) | — | Very High |
| ABEL, JORDAN M.D. | 425 | — | Hospital follow-up visit, moderate complexity | $97 (2021-2024) | — | Very High |
| SIKORA, ANNA MD | 237 | — | Hospital follow-up visit, moderate complexity | $149 (2024-2024) | — | Very High |
| OWENS, AARON M.D. | 225 | — | Hospital follow-up visit, high complexity | $92 (2018-2018) | — | Very High |
| DIXON, DANIELLE D.O. | 81 | — | Initial hospital admission, moderate complexity | $0 | — | Moderate |
| ANSTEAD, GREGORY MD | 41 | — | Office visit, established patient (30-39 min) | $168,809 (2018-2024) | — | Very High |
| JAVERI, HETA M.D. | 26 | — | Office visit, established patient (30-39 min) | $76 (2022-2023) | — | Very High |
| TAYLOR, BARBARA M.D. | 21 | — | Office visit, established patient (30-39 min) | $76 (2019-2024) | — | Very High |
| SERRANO PINILLA, RUTH MD | 21 | — | Initial hospital admission, moderate complexity | $1,920 (2018-2024) | — | Very High |
| HO, TONY MD | 19 | — | Hospital follow-up visit, moderate complexity | $100 (2018-2018) | — | Very High |
| PATTERSON, JAN | 16 | — | Initial hospital admission, moderate complexity | $0 | — | Moderate |
| LERNER, CHARLES MD | — | — | — | $0 | — | Low |
| MOHAN, SOWJANYA M.D. | — | — | — | $1,271 (2018-2021) | — | Moderate |
| AHUJA, SUNIL MD | — | — | — | $437 (2018-2020) | — | Moderate |
| CLARK, ROBERT MD | — | — | — | $0 | — | Low |
| VASQUEZ, ADRIANA MD | — | — | — | $29 (2024-2024) | — | Moderate |
| CADENA-ZULUAGA, JOSE MD | — | — | — | $119 (2019-2019) | — | Moderate |
Note: Infectious Disease 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
Infectious Disease encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Mixed Practice (15)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| ZAJAC, ROBERT | 60,431 | $12,550 |
| ARORA, SUTHEP | 1,264 | $1,403 |
| HOSPENTHAL, DUANE | 1,251 | $1,844 |
| DEWITT, CAROLINE | 1,097 | $5,247 |
| CISNEROS, LUIS | 1,046 | $14,847 |
| TAPIA ZEGARRA, GINO | 870 | $93 |
| BERLANGA, GEMMA | 803 | $9,005 |
| MORAN, KIMBERLY | 591 | $1,073 |
| BERKOWITZ, CARL | 585 | $221 |
| ABEL, JORDAN | 425 | $97 |
Clinical Cardiology (6)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| CHEE, DAVID | 894 | $12,282 |
| FEUILLET, PABLO | 495 | $18,812 |
| DIXON, DANIELLE | 81 | $0 |
| ANSTEAD, GREGORY | 41 | $168,809 |
| JAVERI, HETA | 26 | $76 |
| TAYLOR, BARBARA | 21 | $76 |
General Practice (6)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| LERNER, CHARLES | 0 | $0 |
| MOHAN, SOWJANYA | 0 | $1,271 |
| AHUJA, SUNIL | 0 | $437 |
| CLARK, ROBERT | 0 | $0 |
| VASQUEZ, ADRIANA | 0 | $29 |
| CADENA-ZULUAGA, JOSE | 0 | $119 |