Who bills the most Anesthesia for lens surgery (00142) to Medicare in California?
Medicare Part B FFS · CY2024 · as published by CMS184 physician groups billed Anesthesia for lens surgery (00142) to Medicare fee-for-service in California in 2024; the top five named groups hold 23% of that volume, and independent (non-hospital-affiliated) groups deliver 5%.
00142 — Anesthesia for lens surgery · Source: CMS Medicare Physician & Other Practitioners PUF (Part B), CY2024 release. Medicare fee-for-service only.
Snapshot covers the whole California market — the table below shows the top 100 groups (free tier).
Medicare fee-for-service covers 49% of Medicare in California; Medicare Advantage penetration 45% → 51% since 2020.
| # | Physician group | City | St | Specialty | Providers | 00142 svcs | Share* | Phone |
|---|---|---|---|---|---|---|---|---|
| 1 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 4,435 | 3.6% | (415) 600-1020 |
| 2 | ANESTHESIA SERVICE MEDICAL GROUP | SAN DIEGO | CA | ANESTHESIOLOGY | 237 | 3,557 | 2.9% | (619) 565-9666 |
| 3 | ALLIED ANESTHESIA MEDICAL GROUP INC | ORANGE | CA | ANESTHESIOLOGY | 183 | 3,049 | 2.5% | (714) 744-8700 |
| 4 | ANESTHESIA CONSULTANTS OF FRESNO | FRESNO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 64 | 2,849 | 2.3% | (559) 437-5645 |
| 5 | CORE ANESTHESIA PROVIDER SERVICES PC | STOCKTON | CA | ANESTHESIOLOGY | 11 | 2,729 | 2.2% | (209) 952-1189 |
| 6 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 2,671 | 2.1% | (650) 723-4000 |
| 7 | CENTRAL ANESTHESIA SERVICE EXCHANGE MEDICAL GROUP INC | SACRAMENTO | CA | ANESTHESIOLOGY | 109 | 2,283 | 1.8% | (916) 481-6800 |
| 8 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SANTA MONICA | CA | ANESTHESIOLOGY | 232 | 2,269 | 1.8% | (310) 794-1841 |
| 9 | G2 ANESTHESIA PC | SAN JOSE | CA | ANESTHESIOLOGY | 96 | 2,210 | 1.8% | (408) 559-2011 |
| 10 | EAST BAY ANESTHESIOLOGY MEDICAL GROUP INC | BERKELEY | CA | ANESTHESIOLOGY | 41 | 1,970 | 1.6% | (510) 204-4000 |
| 11 | REGENTS OF THE UNIVERSITY OF | ORANGE | CA | ANESTHESIOLOGY | 227 | 1,925 | 1.5% | (714) 456-7004 |
| 12 | ASSOCIATED ANESTHESIOLOGISTS OF THE CENTRAL COAST | SAN LUIS OBISPO | CA | ANESTHESIOLOGY | 38 | 1,261 | 1.0% | (805) 928-1731 |
| 13 | PERMANENTE MEDICAL GROUP INC | SANTA CLARA | CA | INTERNAL MEDICINE | 10890 | 1,234 | 1.0% | (408) 851-1000 |
| 14 | WAFIK A ABDOU MD INC | BAKERSFIELD | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 3 | 1,195 | 1.0% | (661) 325-1900 |
| 15 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 1,193 | 1.0% | (877) 827-7463 |
| 16 | VENTURA ANESTHESIA MEDICAL GROUP | VENTURA | CA | ANESTHESIOLOGY | 34 | 1,143 | 0.9% | (805) 652-5011 |
| 17 | SIERRA NURSE ANESTHESIA | VISALIA | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 13 | 1,011 | 0.8% | (559) 625-2020 |
| 18 | FARNAD MEDICAL CORPORATION | LOS ANGELES | CA | ANESTHESIOLOGY | 32 | 990 | 0.8% | (323) 433-7744 |
| 19 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 986 | 0.8% | (800) 926-8273 |
| 20 | LA QUALITY CARE ANESTHESIA CONSULTANTS INC | GLENDALE | CA | ANESTHESIOLOGY | 22 | 975 | 0.8% | (818) 688-0886 |
| 21 | ORION ANESTHESIA CONSULTANTS INC | MURRIETA | CA | ANESTHESIOLOGY | 8 | 949 | 0.8% | (909) 558-4000 |
| 22 | TORRANCE ANESTHESIA MEDICAL GROUP INC. | TORRANCE | CA | ANESTHESIOLOGY | 49 | 903 | 0.7% | (310) 602-5480 |
| 23 | CYPRESS COAST ANESTHESIA MEDICAL GROUP INC | SALINAS | CA | ANESTHESIOLOGY | 23 | 804 | 0.6% | (831) 755-0732 |
| 24 | ANESTHESIA MEDICAL GROUP OF S B INC | SANTA BARBARA | CA | ANESTHESIOLOGY | 33 | 800 | 0.6% | — |
| 25 | CEP AMERICA - ANESTHESIA PC | DES MOINES | CA | ANESTHESIOLOGY | 839 | 794 | 0.6% | (515) 247-3121 |
| 26 | BUENA VISTA ANESTHESIA MEDICAL GROUP | BURBANK | CA | ANESTHESIOLOGY | 54 | 786 | 0.6% | (818) 843-5111 |
| 27 | ANESTHESIA ASSOCIATES MEDICAL GROUP, INC. | SANTA BARBARA | CA | ANESTHESIOLOGY | 12 | 776 | 0.6% | (805) 967-3411 |
| 28 | HOLLY TREE ANESTHESIA | CHICO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 2 | 769 | 0.6% | (530) 230-2000 |
| 29 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 764 | 0.6% | (800) 872-2273 |
| 30 | SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP | LOS ANGELES | CA | INTERNAL MEDICINE | 11157 | 710 | 0.6% | (800) 954-8000 |
| 31 | WESTERN ANESTHESIA MEDICAL ASSOCIATES INC | MISSION VIEJO | CA | ANESTHESIOLOGY | 49 | 696 | 0.6% | (949) 364-1400 |
| 32 | OPHTHALMIC ANESTHESIOLOGY CONSULTANTS OF ARIZONA PLLC | SUN CITY | CA | ANESTHESIOLOGY | 7 | 683 | 0.5% | (623) 583-4440 |
| 33 | ANESTHESIA CARE ASSOCIATES MEDICAL GROUP, INC | SAN FRANCISCO | CA | ANESTHESIOLOGY | 111 | 680 | 0.5% | (441) 221-7056 |
| 34 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 631 | 0.5% | (916) 681-8852 |
| 35 | INTERVENTIONAL PAIN SOLUTIONS PC | CHICO | CA | ANESTHESIOLOGY | 8 | 595 | 0.5% | (530) 343-4757 |
| 36 | ALAMEDA ANESTHESIA ASSOCIATES MEDICAL GROUP INC | CASTRO VALLEY | CA | ANESTHESIOLOGY | 20 | 593 | 0.5% | (510) 537-1234 |
| 37 | PRECISION ANESTHESIA GROUP INC | BEVERLY HILLS | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 10 | 592 | 0.5% | (310) 651-2050 |
| 38 | PACIFIC ANESTHESIA MEDICAL ASSOCIATES | LONG BEACH | CA | ANESTHESIOLOGY | 8 | 590 | 0.5% | (562) 595-5421 |
| 39 | PACIFIC VALLEY MEDICAL GROUP | PASADENA | CA | ANESTHESIOLOGY | 114 | 587 | 0.5% | (626) 440-9161 |
| 40 | COACHELLA VALLEY ANESTHESIA A PROFESSIONAL CORPORATION | BAKERSFIELD | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 118 | 577 | 0.5% | (661) 324-4647 |
| 41 | NORTH BAY EYE ASSOCIATES, A MEDICAL CORPORATION | SANTA ROSA | CA | OPHTHALMOLOGY | 11 | 559 | 0.4% | (707) 544-3375 |
| 42 | UNIVERSITY ANESTHESIA MEDICAL GROUP | SAN FRANCISCO | CA | ANESTHESIOLOGY | 395 | 559 | 0.4% | (415) 476-1000 |
| 43 | ANESTHESIA AND ANALGESIA MEDICAL GROUP INC | SANTA ROSA | CA | ANESTHESIOLOGY | 72 | 553 | 0.4% | (707) 546-3210 |
| 44 | VENTANA ANESTHESIA ASSOCIATES INC | MONTEREY | CA | ANESTHESIOLOGY | 24 | 545 | 0.4% | (831) 624-5311 |
| 45 | MAI NURSING ANESTHESIA PC | PINOLE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 34 | 521 | 0.4% | (510) 724-9500 |
| 46 | PALM SPRINGS ANESTHESIA SERVICES PC | SAN BERNARDINO | CA | ANESTHESIOLOGY | 89 | 497 | 0.4% | (909) 887-6333 |
| 47 | ANESTHESIA MEDICAL GROUP OF SANTA CRUZ INC | SANTA CRUZ | CA | ANESTHESIOLOGY | 18 | 465 | 0.4% | (831) 462-7700 |
| 48 | BLUE EAGLE ANESTHESIA INC A PROFESSIONAL CORPORATION | SAN FRANCISCO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 24 | 459 | 0.4% | (415) 440-1100 |
| 49 | SDA SERVICES OF CA | LOMA LINDA | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 54 | 432 | 0.3% | (714) 394-6465 |
| 50 | LOMPOC VALLEY ANESTHESIA ASSOCIATES | LOMPOC | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 11 | 430 | 0.3% | (805) 588-5845 |
| 51 | TALBERT ANESTHESIA GROUP INCORPORATED | HUNTINGTON BEACH | CA | ANESTHESIOLOGY | 28 | 423 | 0.3% | (714) 881-8700 |
| 52 | ANESTHESIA ON DEMAND - A PROFESSIONAL NURSING CORPORATION | GLENDALE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 10 | 407 | 0.3% | (818) 265-2275 |
| 53 | WEST HILLS ANESTHESIA AND PERIOPERATIVE PHYSICIANS | WEST HILLS | CA | ANESTHESIOLOGY | 21 | 395 | 0.3% | (818) 676-4000 |
| 54 | REGIONAL ANESTHESIA ASSOCIATES INC | BAKERSFIELD | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 45 | 389 | 0.3% | (661) 326-2000 |
| 55 | CALIFORNIA EYE CLINIC | ANTIOCH | CA | OPTOMETRY | 9 | 368 | 0.3% | (925) 754-2300 |
| 56 | PIH HEALTH PHYSICIANS | WHITTIER | CA | INTERNAL MEDICINE | 606 | 356 | 0.3% | (562) 698-0811 |
| 57 | UNIVERSITY OF CALIFORNIA SFGH MEDICAL GROUP | SAN FRANCISCO | CA | INTERNAL MEDICINE | 593 | 353 | 0.3% | (628) 206-4774 |
| 58 | PREMIER ANESTHESIA OF CALIFORNIA PC | PLEASANTON | CA | ANESTHESIOLOGY | 44 | 339 | 0.3% | (678) 690-7808 |
| 59 | MISSION NURSING ANESTHESIA INC | RANCHO MIRAGE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 40 | 336 | 0.3% | (760) 837-9210 |
| 60 | ANESTHESIA CARE CONSULTANTS INC | DALY CITY | CA | ANESTHESIOLOGY | 19 | 336 | 0.3% | (408) 354-9254 |
| 61 | SHARP REES-STEALY MEDICAL GROUP INC | SAN DIEGO | CA | PHYSICIAN ASSISTANT | 872 | 324 | 0.3% | (858) 499-2600 |
| 62 | ANESTHESIOLOGY CONSULTANTS OF MARIN | GREENBRAE | CA | ANESTHESIOLOGY | 32 | 297 | 0.2% | (415) 925-7000 |
| 63 | ORANGE COAST ANESTHESIA INC | GLENDALE | CA | ANESTHESIOLOGY | 88 | 295 | 0.2% | (818) 502-1900 |
| 64 | TEMECULA SURGERY ANESTHESIA PARTNERS INC | MURRIETA | CA | ANESTHESIOLOGY | 3 | 251 | 0.2% | (951) 200-7777 |
| 65 | MAIN STREET ANESTHESIA OF NEW MEXICO, LLC | ALBUQUERQUE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 226 | 233 | 0.2% | (505) 727-7800 |
| 66 | US ANESTHESIA PARTNERS OF FLORIDA INC | ORLANDO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 1094 | 232 | 0.2% | (407) 303-8110 |
| 67 | SPECTRUM HEALTH PRIMARY CARE PARTNERS | GRAND RAPIDS | CA | PHYSICIAN ASSISTANT | 2255 | 223 | 0.2% | (616) 885-5000 |
| 68 | NORTHRIDGE PAIN MANAGEMENT SPECIALISTS MEDICAL CORPORATION | NORTHRIDGE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 3 | 221 | 0.2% | (818) 993-3428 |
| 69 | MONTEREY ANESTHESIA PROFESSIONALS | SALINAS | CA | ANESTHESIOLOGY | 16 | 198 | 0.2% | (831) 261-8090 |
| 70 | MURRIETA ANESTHESIA CORPORATION | MURRIETA | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 4 | 188 | 0.2% | (951) 600-7702 |
| 71 | SACSOLANO ANESTHESIA EXCHANGE MEDICAL GROUP, INC | SACRAMENTO | CA | ANESTHESIOLOGY | 29 | 187 | 0.2% | 91648168001234 |
| 72 | STRATHAM ANESTHESIA ASSOCIATES PLLC | STRATHAM | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 25 | 186 | 0.1% | (603) 772-2076 |
| 73 | NEW VISION NURSE ANESTHESIA GROUP INC | ENCINO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 23 | 184 | 0.1% | (818) 783-2346 |
| 74 | HYPNOS ANESTHESIA A NURSING CORPORATION | FRESNO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 11 | 182 | 0.1% | (559) 440-9640 |
| 75 | ARASH ESMAILZADEGAN MD INC | GARDEN GROVE | CA | ANESTHESIOLOGY | 2 | 171 | 0.1% | (954) 326-7842 |
| 76 | EAST CAROLINA ANESTHESIA ASSOCIATES PLLC | GREENVILLE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 673 | 168 | 0.1% | (252) 847-4100 |
| 77 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 158 | 0.1% | (310) 423-0674 |
| 78 | GREEN ANESTHESIA | ROSEVILLE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 27 | 151 | 0.1% | (916) 773-8780 |
| 79 | CONCIERGE ANESTHESIA | THOUSAND OAKS | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 21 | 148 | 0.1% | (805) 870-9482 |
| 80 | ANESTHESIA ASSOCIATES OF CHICO | CHICO | CA | ANESTHESIOLOGY | 3 | 143 | 0.1% | (530) 230-2000 |
| 81 | ANESTHESIA CONSULTANTS OF CALIFORNIA MEDICAL GROUP INC | ESCONDIDO | CA | ANESTHESIOLOGY | 36 | 141 | 0.1% | (442) 281-5000 |
| 82 | SOLANO ANESTHESIA CONSULTANTS INC | VALLEJO | CA | ANESTHESIOLOGY | 6 | 140 | 0.1% | (707) 554-4444 |
| 83 | TIP TOP ANESTHESIA GROUP INC | BAKERSFIELD | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 52 | 138 | 0.1% | (310) 779-3025 |
| 84 | BOULDER VALLEY ANESTHESIOLOGY, PLLC | BOULDER | CA | ANESTHESIOLOGY | 61 | 133 | 0.1% | (303) 415-7000 |
| 85 | ANESTHESIA MANAGEMENT SERVICES OF CALIFORNIA INC | UKIAH | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 13 | 133 | 0.1% | (707) 462-3111 |
| 86 | METROPOLITAN ANESTHESIOLOGY CONSULTANTS A MEDICAL GROUP INC | CARMICHAEL | CA | ANESTHESIOLOGY | 20 | 130 | 0.1% | (916) 851-2884 |
| 87 | VALLEY REGIONAL ANESTHESIA ASSOCIATES INC | PORTERVILLE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 151 | 130 | 0.1% | (559) 784-1110 |
| 88 | PROGRESSIVE ANESTHESIA CONSULTANTS OF CALIFORNIA | LAKEPORT | CA | ANESTHESIOLOGY | 17 | 129 | 0.1% | (707) 262-5000 |
| 89 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | CA | NURSE PRACTITIONER | 2273 | 121 | 0.1% | (212) 305-8559 |
| 90 | SALISH SEDATION SERVICES PLLC | BELLINGHAM | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 5 | 117 | 0.1% | (360) 734-1420 |
| 91 | AMADOR ANESTHESIA MEDICAL GROUP, INC. | JACKSON | CA | ANESTHESIOLOGY | 3 | 112 | 0.1% | (209) 223-7500 |
| 92 | CHS ANESTHESIA SERVICES GROUP INC | CHARLOTTE | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 749 | 108 | 0.1% | (704) 355-2000 |
| 93 | UNIVERSITY OF UTAH ADULT SERVICES | SALT LAKE CITY | CA | PHYSICIAN ASSISTANT | 1783 | 104 | 0.1% | (801) 581-2121 |
| 94 | RAINIER ANESTHESIA ASSOCIATES PC | PUYALLUP | CA | ANESTHESIOLOGY | 71 | 103 | 0.1% | (253) 770-9000 |
| 95 | SEVEN STAR HOSPITAL ASSOCIATES INC | HEMET | CA | DIAGNOSTIC RADIOLOGY | 129 | 99 | 0.1% | (951) 652-2811 |
| 96 | INNOVATIVE ANESTHESIA CONSULTANTS PC | SAN DIEGO | CA | ANESTHESIOLOGY | 2 | 99 | 0.1% | (619) 532-6642 |
| 97 | GALLATIN VALLEY ANESTHESIA ASSOCIATES PC | BOZEMAN | CA | ANESTHESIOLOGY | 35 | 96 | 0.1% | (406) 587-8631 |
| 98 | INLAND EMPIRE ANESTHESIA MEDICAL GROUP, INC | COLTON | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 38 | 96 | 0.1% | (909) 580-2440 |
| 99 | NORTHSTAR ANESTHESIA OF VIRGINIA, LLC | ALEXANDRIA | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 410 | 94 | 0.1% | (703) 504-3000 |
| 100 | DUKE UNIVERSITY HEALTH SYSTEM, INC | DURHAM | CA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 1053 | 93 | 0.1% | (919) 684-8111 |
*Share of California's disclosed Medicare-FFS services for 00142, counted once per clinician. Volume is placed in the state it was billed from, so this page ranks the groups actually billing 00142 in California — including groups registered elsewhere ("City" is each group's registered location). Group figures sum clinicians affiliated with exactly one group; clinicians in several groups are listed in each group's drill-down but not volume-attributed to any single group.
How to read this. Figures are Medicare fee-for-service only — not all-payer — from the CMS Medicare Physician & Other Practitioners Public Use File (Part B), CY2024 release. CMS suppresses any provider×code row under 11 beneficiaries, so a missing group means "suppressed," never zero. "Charges" are provider-submitted amounts, not payments. Groups are ranked by measured service volume attributed to clinicians in exactly one group — clinicians affiliated with several groups are listed in rosters but never volume-attributed to a single group — a direct read of the public record, not a rating or quality score. Full method: Methods & Sources.
Comparing against an all-payer estimate?
These are exact counts from Medicare fee-for-service claims — roughly a third to half of most procedure markets, depending on payer mix. Modeled all-payer databases project the remainder statistically; we publish the audited floor and label it as such. Same market, different denominator. How the numbers reconcile →