Specialty Directory

Rheumatology in Boston, MA

Federal CMS data for 43 rheumatology providers practicing in Boston, MA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.

43
Providers
Median industry payments
$5,623
43
Rheumatology Providers
in Boston, MA
$5,623
Median Industry Payments
per provider (2018–2024)
211
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. Rheumatology includes multiple subspecialties with different practice patterns. Learn more →

Rheumatology Providers

NPPES · Open Payments · Medicare
Provider Medicare Volume Beneficiaries* Top Procedure Industry Payments Payment Type Coverage
FISHER, MARK MD, MPH 29,405 4,105 Denosumab injection (Prolia/Xgeva) $2,387 (2018-2024) Consulting (97%) Very High
MILEY, GERALD MD 2,252 318 Denosumab injection (Prolia/Xgeva) $75,931 (2018-2024) Consulting (89%) Very High
KOHLER, MINNA M.D. 1,848 1,025 Methylprednisolone acetate injection, 80 mg $27,660 (2018-2024) Consulting (51%) Very High
HELFGOTT, SIMON MD 896 567 Office visit, established patient (30-39 min) $27,184 (2018-2024) Consulting (45%) Very High
MASSAROTTI, ELENA MD 687 465 Office visit, established patient (30-39 min) $28,473 (2018-2023) Consulting (91%) Very High
SANDS, ROBERT MD 684 484 Office visit, established patient (30-39 min) $120 (2018-2019) Food & Beverage (100%) Very High
UNIZONY, SEBASTIAN MD 669 421 Office visit, established patient (30-39 min) $149,001 (2018-2024) Consulting (82%) Very High
WEILG, PABLO MD 669 521 Office visit, established patient (30-39 min) $290 (2019-2024) Food & Beverage (100%) Very High
CASTELINO, FLAVIA M.D. 585 406 Office visit, established patient (30-39 min) $73,976 (2019-2024) Consulting (64%) Very High
BOLSTER, MARCY MD 558 471 Office visit, established patient (30-39 min) $16,308 (2018-2024) Consulting (98%) Very High
WEINBLATT, MICHAEL MD 540 317 Office visit, established patient (30-39 min) $313,349 (2018-2024) Consulting (88%) Very High
KALISH, ROBERT M.D. 521 367 Office visit, established patient (30-39 min) $170 (2018-2020) Education (100%) Very High
DIAZ, ARTURO MD 462 307 Office visit, established patient (30-39 min) $178 (2024-2024) Travel (88%) Very High
STOUT, BRIAN M.D. 396 293 Office visit, established patient (30-39 min) $1,680 (2023-2024) Consulting (96%) Very High
MATZA, MARK 358 274 Office visit, established patient (30-39 min) $5,014 (2018-2024) Consulting (91%) Very High
LITTLE, ERIN M.D. 333 237 Office visit, established patient (30-39 min) $412 (2018-2019) Education (73%) Very High
TROJANOWSKI, MARCIN MD 318 209 Office visit, established patient (30-39 min) $4,502 (2019-2024) Consulting (59%) Very High
DELLARIPA, PAUL MD 297 228 Office visit, established patient (20-29 min) $1,463 (2020-2020) Consulting (100%) Very High
GEDMINTAS, LYDIA MD 278 198 Office visit, established patient (30-39 min) $18 (2023-2023) Food & Beverage (100%) Very High
WALLACE, ZACHARY M.D. 270 176 Office visit, established patient (30-39 min) $106,555 (2018-2024) Consulting (86%) Very High
ERMANN, JOERG MD 233 134 Office visit, established patient (20-29 min) $115,598 (2018-2024) Consulting (85%) Very High
PRYOR, KATHERINE MD 211 198 Office visit, established patient (30-39 min) $47 (2023-2023) Food & Beverage (100%) Very High
YOKOSE, CHIO M.D. 194 136 Office visit, established patient (30-39 min) $1,083 (2019-2019) Travel (100%) Very High
KATZ, JEFFREY MD 165 97 Office visit, established patient (30-39 min) $24,294 (2019-2022) Honoraria (100%) Very High
ROBBINS, MARK MD 162 97 Office visit, established patient (30-39 min) $1,320 (2020-2023) Consulting (100%) Very High
KATZ, GUY M.D. 154 104 Office visit, established patient, complex (40-54 min) $3,899 (2019-2024) Consulting (96%) Very High
DESAI, SONALI M.D. 137 104 Office visit, established patient (30-39 min) $77 (2018-2018) Food & Beverage (100%) Very High
TARTER, LAURA M.D. 109 68 Office visit, established patient (30-39 min) $5,623 (2018-2022) Consulting (98%) Very High
AVALOS, INGRID MD 97 74 Office visit, established patient (30-39 min) $1,910 (2018-2023) Travel (87%) Very High
PERUGINO, CORY D.O. 97 61 Office visit, established patient (30-39 min) $49,237 (2019-2024) Consulting (51%) Very High
COSTENBADER, KAREN MD MPH 91 64 Office visit, established patient (30-39 min) $41,909 (2019-2024) Consulting (99%) Very High
CHOI, HYON-KYOO MD, PHD 64 47 Office visit, established patient (30-39 min) $56,697 (2018-2024) Consulting (64%) Very High
HAUSMANN, JONATHAN MD 55 36 Office visit, established patient (30-39 min) $16,814 (2018-2023) Consulting (84%) Very High
FRASER, PATRICIA MD 44 21 Office visit, established patient (20-29 min) $36 (2019-2019) Travel (100%) Very High
FELSON, DAVID MD 36 17 Office visit, established patient (20-29 min) $137 (2018-2019) Food & Beverage (100%) Very High
LIAO, KATHERINE MD 25 17 Office visit, established patient (30-39 min) $7,622 (2018-2024) Consulting (90%) Very High
LAW, BRANDON MD 25 19 Office visit, established patient, complex (40-54 min) $508 (2024-2024) Consulting (100%) High
LAFYATIS, ROBERT 16 16 Office visit, established patient (30-39 min) $83,798 (2018-2024) Consulting (98%) Very High
BOULOUGOURA, AFRODITI 12 12 Office visit, established patient, complex (40-54 min) $104 (2024-2024) Food & Beverage (100%) High
NIGROVIC, PETER MD $83,065 (2018-2024) Consulting (69%) High
MONACH, PAUL MD, PHD $7,700 (2018-2024) Consulting (100%) High
TSOKOS, GEORGE M.D. $27,901 (2018-2022) Consulting (94%) High
CASTILLO, ROCHELLE M.D. $25,330 (2021-2024) Grant (99%) High
Note: Rheumatology 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

Rheumatology encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.

Clinical Cardiology (37)

ProviderMedicare VolumeIndustry Payments
KOHLER, MINNA 1,848 $27,660
HELFGOTT, SIMON 896 $27,184
MASSAROTTI, ELENA 687 $28,473
SANDS, ROBERT 684 $120
UNIZONY, SEBASTIAN 669 $149,001
WEILG, PABLO 669 $290
CASTELINO, FLAVIA 585 $73,976
BOLSTER, MARCY 558 $16,308
WEINBLATT, MICHAEL 540 $313,349
KALISH, ROBERT 521 $170

General Practice (4)

ProviderMedicare VolumeIndustry Payments
NIGROVIC, PETER 0 $83,065
MONACH, PAUL 0 $7,700
TSOKOS, GEORGE 0 $27,901
CASTILLO, ROCHELLE 0 $25,330

Mixed Practice (2)

ProviderMedicare VolumeIndustry Payments
FISHER, MARK 29,405 $2,387
MILEY, GERALD 2,252 $75,931
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 →