State Specialty Directory

Neurology in CA

Federal CMS data for 574 neurology providers across CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.

574
Providers
Median industry payments
$5,514
574
Neurology Providers
in CA
$5,514
Median Industry Payments
per provider (2018–2024)
1,250
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. Neurology includes multiple subspecialties with different practice patterns. Learn more →
Showing top 50 of 574 providers, ranked by Medicare service volume. Search by city to narrow results.

Neurology Providers — CA

NPPES · Open Payments · Medicare
Provider City Medicare Volume Beneficiaries* Top Procedure Industry Payments Payment Type Coverage
SCHIM, JACK M.D Carlsbad 213,488 1,085 Botox injection, per unit $1,823,537 (2018-2024) Consulting (82%) Very High
SHAOULIAN, NATAN M.D. Beverly Hills 164,043 644 Privigen immune globulin injection, 500 mg $331 (2018-2023) Food & Beverage (93%) Very High
MARTINEZ, KENNETH M.D. Aliso Viejo 162,189 3,774 Botox injection, per unit $286,828 (2018-2024) Consulting (50%) Very High
THAKKAR, SANDEEP D.O. Irvine 136,659 1,991 Botox injection, per unit $1,979,642 (2018-2024) Consulting (88%) Very High
O'CARROLL, CHRISTOPHER M.D. Newport Beach 100,338 706 Botox injection, per unit $898,827 (2018-2024) Consulting (87%) Very High
OH, IRENE M.D. Carlsbad 77,932 1,828 Botox injection, per unit $15,285 (2018-2024) Food & Beverage (98%) Very High
DELIO, PHILIP M.D. Santa Barbara 76,314 1,789 Botox injection, per unit $128,749 (2018-2024) Consulting (87%) Very High
BLUETT, BRENT DO Arroyo Grande 66,190 1,035 Botox injection, per unit $75,527 (2018-2024) Consulting (52%) Very High
LEKHT, ZINOVY M.D Sun Valley 62,748 9,250 Allergy skin test $1,240 (2020-2024) Food & Beverage (100%) Very High
SPOKOYNY, ELEONORA MD Mission Viejo 57,119 723 Botox injection, per unit $15,049 (2018-2024) Food & Beverage (88%) Very High
KOUYOUMDJIAN, ZEPURE D.O. Morgan Hill 56,653 1,539 Botox injection, per unit $256,010 (2018-2024) Consulting (89%) Very High
GARNAAS, KAREN MD Redding 54,949 4,044 Botox injection, per unit $22,063 (2018-2024) Consulting (55%) Very High
JOELSON, EALON MD Palo Alto 49,357 664 Botox injection, per unit $8,664 (2018-2024) Food & Beverage (96%) Very High
COOK, LISA MD Los Angeles 48,394 654 Botox injection, per unit $192,605 (2018-2024) Consulting (79%) Very High
BIRDI, MAHEEP MD Bakersfield 47,448 4,965 Botox injection, per unit $45,273 (2018-2024) Consulting (53%) Very High
HAMZA, MOHSEN M.D. Los Angeles 46,692 2,074 Botox injection, per unit $19,687 (2018-2024) Food & Beverage (98%) Very High
ALMULLAHASSANI, AMEER MD Fairfield 42,984 2,083 Botox injection, per unit $9,617 (2018-2024) Food & Beverage (89%) Very High
RICHARDSON, SCOT M.D. Ventura 42,551 2,648 Botox injection (Xeomin), per unit $2,714 (2018-2024) Food & Beverage (99%) Very High
ARNOLD, MATTHEW M.D. Berkeley 42,174 1,439 Botox injection, per unit $2,920 (2018-2024) Food & Beverage (98%) Very High
LE, DEAN M.D. Laguna Hills 41,746 1,393 Botox injection, per unit $18,113 (2018-2024) Food & Beverage (100%) Very High
ALEXAN-SHIRABAD, RICHARD M.D. Bakersfield 39,936 3,133 Botox injection, per unit $42,412 (2018-2024) Food & Beverage (98%) Very High
HOUSER, MELISSA M.D. La Jolla 39,921 771 Botox injection, per unit $11,014 (2018-2024) Food & Beverage (99%) Very High
TRUONG, DANIEL M.D. Fountain Valley 39,859 600 Botox injection, per unit $147,064 (2018-2024) Consulting (48%) Very High
BELAGA, GARY M.D. Walnut Creek 39,629 101 Botox injection, per unit $13,274 (2018-2024) Food & Beverage (100%) Very High
FLORIN, JACK MD Fullerton 38,539 897 Botox injection, per unit $849,219 (2018-2024) Consulting (93%) Very High
SARWAR, NIGHAT M.D. Fresno 36,214 1,035 Injection, eptinezumab-jjmr, 1 mg $150,751 (2018-2024) Consulting (65%) Very High
GREWAL, KANWARDEEP M.D. Auburn 31,998 897 Botox injection, per unit $7,099 (2018-2024) Consulting (96%) Very High
ENGEL, EMILY M.D. La Jolla 31,767 542 Botox injection, per unit $141,512 (2018-2024) Consulting (81%) Very High
SCHLATTER, MARGARET MD Napa 31,462 907 Botox injection, per unit $390 (2018-2024) Food & Beverage (97%) Very High
SPIEGEL, LAUREN M.D. Morgan Hill 30,615 1,379 Botox injection, per unit $28,318 (2018-2024) Food & Beverage (48%) Very High
BLUMENFELD, ANDREW M.D. Los Angeles 30,242 155 Botox injection, per unit $5,415,588 (2018-2024) Consulting (53%) Very High
SALEH, MARK MD Palo Alto 29,880 594 Botox injection, per unit $10,937 (2018-2024) Food & Beverage (92%) Very High
PATEL, CHIRAG M.D. Los Angeles 28,592 592 Botox injection, per unit $52,304 (2018-2024) Consulting (93%) Very High
COKGOR, ILKCAN M.D. Greenbrae 28,270 3,454 Botox injection, per unit $42,471 (2018-2024) Food & Beverage (99%) Very High
BERKOVICH, REGINA MD West Hollywood 27,744 221 Injection, natalizumab, 1 mg $2,908,996 (2018-2024) Consulting (88%) Very High
PERKINS, NELLI M.D. San Francisco 27,614 250 Botox injection, per unit $5,230 (2018-2024) Food & Beverage (76%) Very High
SEMINER, DAVID MD Roseville 27,553 346 Botox injection, per unit $1,252 (2018-2024) Food & Beverage (99%) Very High
GLASS, GRAHAM M.D. San Francisco 26,843 732 Botox injection, per unit $6,000 (2018-2024) Travel (90%) Very High
MENDIUS, JOHN M.D. Santa Rosa 25,700 1,189 Botox injection, per unit $7,973 (2018-2024) Consulting (95%) Very High
GEE, JOEY DO San Clemente 25,695 1,017 Botox injection, per unit $9,854 (2018-2024) Food & Beverage (94%) Very High
BRIGNONI, CATHERINE M.D. Palm Desert 25,167 885 Botox injection, per unit $425 (2018-2024) Food & Beverage (100%) Very High
PETROSSIAN, MELITA MD Santa Monica 24,900 1,135 Botox injection (Xeomin), per unit $3,201 (2018-2024) Food & Beverage (76%) Very High
SCHADENDORF, STEVEN MD Walnut Creek 24,859 626 Botox injection, per unit $2,794 (2018-2024) Food & Beverage (90%) Very High
APELIAN, RAMI MD Arcadia 24,644 929 Botox injection, per unit $559,103 (2018-2024) Consulting (75%) Very High
BYRD, ERICA M.D. Roseville 24,283 676 Botox injection, per unit $1,270 (2018-2024) Food & Beverage (95%) Very High
KARIM, HALIMA M.D. Woodland 23,774 426 Botox injection, per unit $449 (2019-2023) Food & Beverage (58%) Very High
LEWTON, ZACHARY MD Santa Rosa 23,697 914 Botox injection, per unit $1,198 (2018-2024) Food & Beverage (100%) Very High
DEOL, RAVEEN MD Dublin 23,463 565 Botox injection, per unit $694 (2018-2024) Food & Beverage (98%) Very High
WEI, TIMOTHY M.D., PH.D. Walnut Creek 23,410 1,212 Botox injection, per unit $23,619 (2018-2024) Consulting (84%) Very High
COHEN, LILIANA M.D. Thousand Oaks 23,241 1,061 Botox injection, per unit $9,141 (2018-2024) Food & Beverage (100%) Very High
Note: Neurology 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.
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 →