Specialty Directory

Hematology & Oncology in San Antonio, TX

Federal CMS data for 47 hematology & oncology providers practicing in San Antonio, TX. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.

47
Providers
Median industry payments
$7,979
47
Hematology & Oncology Providers
in San Antonio, TX
$7,979
Median Industry Payments
per provider (2018–2024)
1,816
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. Hematology & Oncology includes multiple subspecialties with different practice patterns. Learn more →

Hematology & Oncology Providers

NPPES · Open Payments · Medicare
Provider Medicare Volume Beneficiaries* Top Procedure Industry Payments Payment Type Coverage
DAGGUBATI, SREEDEVI MD 254,565 7,984 Azacitidine chemotherapy injection $6,820 (2018-2024) Food & Beverage (78%) Very High
BEERAM, SRIDHAR MD 131,964 4,663 Darbepoetin injection (Aranesp) for anemia $51,121 (2018-2024) Consulting (63%) Very High
KALTER, STEVEN M.D. 103,534 5,647 Iron infusion (Injectafer) $30,595 (2018-2024) Food & Beverage (91%) Very High
ULMER, SCOTT M.D. 96,527 4,895 Iron infusion (Injectafer) $29,750 (2018-2024) Consulting (79%) Very High
CHALLAGUNDLA, SUNEETHA MD 85,778 5,674 Darbepoetin injection (Aranesp) for anemia $7,979 (2018-2024) Food & Beverage (91%) Very High
RENSHAW, JOHN M.D. 54,860 2,820 Darbepoetin injection (Aranesp) for anemia $321,716 (2018-2024) Consulting (77%) Very High
FRIEDMAN, DAVID MD 54,279 2,728 Darbepoetin injection (Aranesp) for anemia $10,957 (2018-2024) Food & Beverage (97%) Very High
GUZLEY, GREGORY MD 53,463 1,789 Iron infusion (Feraheme) $14,482 (2018-2024) Food & Beverage (91%) Very High
BUCHEIT, AMANDA MD 53,104 2,687 Iron infusion (Injectafer) $3,788 (2018-2024) Food & Beverage (97%) Very High
HARB, ANTOINE MD 48,680 1,834 Iron infusion (Injectafer) $7,994 (2018-2024) Food & Beverage (99%) Very High
SANTIAGO, MANUEL MD 44,847 2,816 Iron infusion (Feraheme) $4,416 (2018-2024) Food & Beverage (68%) Very High
DING, JENNIFER 44,755 1,505 Iron infusion (Injectafer) $1,541 (2021-2024) Food & Beverage (100%) Very High
MIER HICKS, ANGEL M.D. 42,837 1,917 Iron infusion (Feraheme) $2,561 (2018-2024) Food & Beverage (92%) Very High
APONTE, EMMALIND MD 42,743 2,322 Darbepoetin injection (Aranesp) for anemia $9,434 (2018-2024) Food & Beverage (98%) Very High
DHAM, ANU MD 37,352 1,770 Iron sucrose injection (Venofer) $12,339 (2018-2024) Food & Beverage (56%) Very High
MEDELLIN, JESSE 29,242 1,772 Darbepoetin injection (Aranesp) for anemia $3,250 (2018-2024) Food & Beverage (91%) Very High
SURAPANENI, PRATHIBHA 29,004 1,104 Iron infusion (Injectafer) $1,594 (2019-2024) Food & Beverage (79%) Very High
TIPIRNENI, ESWAR 24,345 1,064 Iron sucrose injection (Venofer) $646 (2018-2024) Education (54%) Very High
PORTILLO, RAUL MD 19,394 1,241 Iron sucrose injection (Venofer) $6,020 (2018-2024) Food & Beverage (95%) Very High
MAZO CANOLA, MARCELA M.D. 16,059 783 Pembrolizumab injection (Keytruda) $150,139 (2018-2024) Consulting (94%) Very High
RODRIGUEZ, GLADYS M.D. 9,696 1,168 Denosumab injection (Prolia/Xgeva) $11,531 (2018-2024) Consulting (27%) Very High
BOWHAY-CARNES, ELIZABETH M.D. 6,693 478 Pembrolizumab injection (Keytruda) $191,398 (2018-2024) Consulting (41%) Very High
PAPADOPOULOS, KYRIAKOS M.D. 2,376 672 Anti-nausea injection (Aloxi/palonosetron) $1,047 (2018-2024) Food & Beverage (100%) Very High
ARKHIPOV, ALEXEI M.D. 1,816 336 Hospital follow-up visit, moderate complexity $15,378 (2018-2024) Food & Beverage (95%) Very High
FENSKE, TIMOTHY MD 542 300 Office visit, established patient (30-39 min) $685,853 (2018-2024) Consulting (86%) Very High
ZOGHI, BEHYAR MD 471 143 Office visit, established patient (30-39 min) $583 (2018-2024) Food & Beverage (89%) Very High
WILKS, SHARON M.D. 464 123 Office visit, established patient (30-39 min) $8,234 (2018-2024) Consulting (44%) Very High
SHAUGHNESSY, PAUL M.D. 429 134 Hospital follow-up visit, high complexity $419,073 (2018-2024) Consulting (79%) Very High
CRUZ, JOSE MD 314 106 Hospital follow-up visit, high complexity $49,267 (2018-2024) Consulting (85%) Very High
MAHADEVAN, DARUKA MD, PHD 200 118 Office visit, established patient (30-39 min) $29,903 (2018-2024) Consulting (68%) Very High
MITTER, AJAY MD 194 145 Office visit, established patient (30-39 min) $3,286 (2018-2024) Food & Beverage (91%) Very High
MAUGHAN, BENJAMIN MD 190 87 Office visit, established patient, complex (40-54 min) $130,167 (2018-2024) Consulting (70%) Very High
MCCRACKEN, JOSEPH M.D. 75 64 Office visit, established patient (20-29 min) $16,361 (2018-2023) Consulting (79%) Very High
DO, NGOC-DIEP MPA-C $532 (2023-2024) Food & Beverage (100%) Moderate
MIMS, CHARLES MD $0 Low
ELLIS, JAMES MD $367 (2018-2024) Food & Beverage (100%) Moderate
TOMLINSON, GAIL MD $192 (2018-2024) Food & Beverage (100%) High
GORDON, DAVID M.D. $56 (2018-2020) Food & Beverage (100%) Moderate
COHEN, STEPHEN M.D. $548 (2018-2018) Consulting (98%) Moderate
FISHER, THOMAS M.D. $377 (2018-2022) Food & Beverage (93%) Moderate
GILES, FRANCIS M.D. $436,858 (2018-2022) Consulting (98%) Moderate
FREYTES, CESAR MD $13,103 (2018-2024) Consulting (98%) Moderate
ARGIRIS, ATHANASSIOS MD $59,238 (2018-2023) Consulting (88%) Moderate
GASIC, SLAVISA MD $4,438 (2018-2020) Food & Beverage (95%) High
FIROOZMAND, AMIN M.D $1,019 (2018-2024) Food & Beverage (100%) High
SHIPPEY, EUGEN M.D. $245 (2023-2023) Food & Beverage (100%) Moderate
EISENMENGER, ELIZABETH $150 (2024-2024) Food & Beverage (100%) Moderate
Note: Hematology & Oncology 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

Hematology & Oncology encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.

Mixed Practice (23)

ProviderMedicare VolumeIndustry Payments
DAGGUBATI, SREEDEVI 254,565 $6,820
BEERAM, SRIDHAR 131,964 $51,121
KALTER, STEVEN 103,534 $30,595
ULMER, SCOTT 96,527 $29,750
CHALLAGUNDLA, SUNEETHA 85,778 $7,979
RENSHAW, JOHN 54,860 $321,716
FRIEDMAN, DAVID 54,279 $10,957
GUZLEY, GREGORY 53,463 $14,482
BUCHEIT, AMANDA 53,104 $3,788
HARB, ANTOINE 48,680 $7,994

General Practice (14)

ProviderMedicare VolumeIndustry Payments
DO, NGOC-DIEP 0 $532
MIMS, CHARLES 0 $0
ELLIS, JAMES 0 $367
TOMLINSON, GAIL 0 $192
GORDON, DAVID 0 $56
COHEN, STEPHEN 0 $548
FISHER, THOMAS 0 $377
GILES, FRANCIS 0 $436,858
FREYTES, CESAR 0 $13,103
ARGIRIS, ATHANASSIOS 0 $59,238

Clinical Cardiology (10)

ProviderMedicare VolumeIndustry Payments
PAPADOPOULOS, KYRIAKOS 2,376 $1,047
FENSKE, TIMOTHY 542 $685,853
ZOGHI, BEHYAR 471 $583
WILKS, SHARON 464 $8,234
SHAUGHNESSY, PAUL 429 $419,073
CRUZ, JOSE 314 $49,267
MAHADEVAN, DARUKA 200 $29,903
MITTER, AJAY 194 $3,286
MAUGHAN, BENJAMIN 190 $130,167
MCCRACKEN, JOSEPH 75 $16,361
Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Payments from industry are legal and do not indicate wrongdoing. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →