92134 — Imaging of retina
611,383 observed fee-for-service (49%) · ~629,032 estimated Medicare Advantage. Scaled from the observed floor by each state’s fee-for-service share (FFS share as of 2024) — scaled estimate — assumes MA utilization mirrors FFS; not an observation. How we scale
- Market position — where this market sits on volume and growth among all state markets, and its rank.
- Worth a look — every state market for this search, ranked by a published score: size, growth, fragmentation, below-expected volume.
- Lookalike opportunities — groups billing below what peers of the same specialty, size, and state predict, with the expected figure shown.
- National benchmarks — where each group's volume sits nationally and within its specialty.
- Market structure — how concentrated this market is, and who owns the volume.
- Medicare-wide scaling — the exact payer split, and this market total scaled to all of Medicare, labeled as an estimate.
Nevvi's market analytics platform — code baskets, market structure and share, the twelve-year trend layer — is built and not launched yet. We're gathering interest in it.
Notify me at launch →| # | Physician group | City | Specialty | Providers | 92134 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | VITREO-RETINAL MEDICAL GROUP, INC. | YUBA CITY | OPHTHALMOLOGY | 21 | 51,849 | $7,776,156 | $150 | premium | 5.8% | (530) 273-8358 |
| 2 | RETINA VITREOUS ASSOCIATES MEDICAL GROUP | LOS ANGELES | OPHTHALMOLOGY | 17 | 26,146 | $3,925,560 | $150 | premium | 2.9% | (213) 483-8810 |
| 3 | RETINA INSTITUTE OF CALIFORNIA MEDICAL GROUP, A CALIFORNIA MEDICAL PAR | PASADENA | OPHTHALMOLOGY | 82 | 23,590 | $2,112,415 | $90 | premium | 2.7% | (800) 898-2020 |
| 4 | NORTHERN CALIFORNIA RETINA VITREOUS ASSOCIATES MEDICAL GROUP, INC. | SAN JOSE | OPHTHALMOLOGY | 7 | 17,588 | $1,758,800 | $100 | premium | 2.0% | (408) 251-3500 |
| 5 | JULES STEIN EYE INSTITUTE MEDICAL GROUP | ARCADIA | OPHTHALMOLOGY | 116 | 15,088 | $7,311,159 | $485 | premium | 1.7% | (323) 442-7122 |
| 6 | ORANGE COUNTY RETINA MEDICAL GROUP | SAN JUAN CAPISTRANO | OPHTHALMOLOGY | 4 | 15,047 | $2,332,269 | $155 | premium | 1.7% | (949) 496-0611 |
| 7 | RETINA CONSULTANTS SAN DIEGO INC | POWAY | OPHTHALMOLOGY | 5 | 14,543 | $1,388,595 | $95 | premium | 1.6% | (858) 451-1911 |
| 8 | RETINAL DIAGNOSTIC CENTER A MEDICAL CORPORATION | CAMPBELL | OPHTHALMOLOGY | 6 | 14,377 | $4,039,937 | $281 | premium | 1.6% | (408) 559-0666 |
| 9 | EAST BAY RETINA CONSULTANTS A MEDICAL GROUP INC | OAKLAND | OPHTHALMOLOGY | 6 | 13,977 | $1,420,834 | $102 | premium | 1.6% | (510) 444-1600 |
| 10 | PACIFIC EYE INSTITUTE A MEDICAL GROUP INC | UPLAND | OPHTHALMOLOGY | 47 | 13,282 | $2,118,494 | $160 | premium | 1.5% | (909) 982-8846 |
| 11 | BAY AREA RETINA ASSOCIATES | VALLEJO | OPHTHALMOLOGY | 8 | 12,907 | $1,639,189 | $127 | premium | 1.5% | (707) 552-9596 |
| 12 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | ORANGE | OPHTHALMOLOGY | 51 | 12,705 | $1,587,046 | $125 | premium | 1.4% | (714) 456-8068 |
| 13 | CALIFORNIA RETINA CONSULTANTS | SANTA BARBARA | OPHTHALMOLOGY | 11 | 12,605 | $1,575,229 | $125 | premium | 1.4% | (805) 963-1648 |
| 14 | RIDGE EYE CARE INC | MARYSVILLE | OPTOMETRY | 19 | 12,338 | $826,793 | $67 | premium | 1.4% | (530) 743-1873 |
| 15 | THE RETINA PARTNERS | ENCINO | OPHTHALMOLOGY | 6 | 11,465 | $2,293,000 | $200 | premium | 1.3% | (818) 788-9333 |
| 16 | PACIFIC EYE SURGEONS A CALIFORNIA PROFESSIONAL MEDICAL CORPORATION | PASO ROBLES | OPHTHALMOLOGY | 20 | 9,983 | $369,751 | $37 | premium | 1.1% | (805) 545-8100 |
| 17 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | INTERNAL MEDICINE | 3716 | 9,348 | $2,132,269 | $228 | premium | 1.1% | (415) 600-1020 |
| 18 | HARVARD EYE ASSOCIATES FKA ROGER OHANESIAN MD AND EDWARD KIM MD INC | SAN CLEMENTE | OPHTHALMOLOGY | 20 | 9,107 | $1,081,598 | $119 | premium | 1.0% | (949) 951-2020 |
| 19 | WEST COAST RETINA MEDICAL GROUP INC | SAN FRANCISCO | OPHTHALMOLOGY | 10 | 8,924 | $1,784,800 | $200 | premium | 1.0% | (415) 972-4600 |
| 20 | CALIFORNIA RETINA ASSOCIATES, LP | CHULA VISTA | OPHTHALMOLOGY | 19 | 8,469 | $948,579 | $112 | premium | 1.0% | 6194257755257755 |
| 21 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | DIAGNOSTIC RADIOLOGY | 2057 | 8,323 | $1,699,607 | $204 | premium | 0.9% | (800) 926-8273 |
| 22 | RETINA ASSOCIATES OF ORANGE COUNTY | SANTA ANA | OPHTHALMOLOGY | 5 | 8,123 | $747,293 | $92 | premium | 0.9% | (714) 543-6020 |
| 23 | SCRIPPS HEALTH | LA JOLLA | PHYSICIAN ASSISTANT | 1431 | 8,095 | $1,104,317 | $136 | premium | 0.9% | (858) 455-9100 |
| 24 | CARSON MCBEATH AND BOSWELL INC | LONG BEACH | OPHTHALMOLOGY | 8 | 7,991 | $580,812 | $73 | premium | 0.9% | (562) 984-7024 |
| 25 | FIRST CHOICE PHYSICIAN PARTNERS | PALM SPRINGS | PHYSICIAN ASSISTANT | 148 | 7,849 | $733,671 | $93 | premium | 0.9% | — |
| 26 | USC CARE MEDICAL GROUP INC | LOS ANGELES | DIAGNOSTIC RADIOLOGY | 1374 | 6,958 | $833,707 | $120 | premium | 0.8% | (800) 872-2273 |
| 27 | RETINA CONSULTANTS OF ORANGE COUNTY, A MEDICAL CORPORATION | FULLERTON | OPHTHALMOLOGY | 7 | 6,718 | $891,350 | $133 | premium | 0.8% | (714) 738-4620 |
| 28 | VANTAGE EYE CENTER A MEDICAL CORP | MONTEREY | OPHTHALMOLOGY | 19 | 6,251 | $656,055 | $105 | premium | 0.7% | (831) 647-3900 |
| 29 | RETINA MACULA INSTITUTE | TORRANCE | OPHTHALMOLOGY | 5 | 6,000 | $606,000 | $101 | premium | 0.7% | (310) 944-9393 |
| 30 | RIVERSIDE EYECARE PROFESSIONALS INC A MEDICAL CORPORATION | REDDING | OPHTHALMOLOGY | 3 | 5,583 | $401,976 | $72 | premium | 0.6% | (530) 244-2273 |
| 31 | MEHRAN TABAN MD INC | TORRANCE | OPHTHALMOLOGY | 2 | 5,372 | $746,708 | $139 | premium | 0.6% | (424) 247-9090 |
| 32 | SHASTA EYE MEDICAL GROUP INC | REDDING | OPHTHALMOLOGY | 6 | 5,333 | $350,796 | $66 | premium | 0.6% | (530) 223-2500 |
| 33 | STANFORD HEALTH CARE | STANFORD | DIAGNOSTIC RADIOLOGY | 3039 | 4,775 | $468,144 | $98 | premium | 0.5% | (650) 723-4000 |
| 34 | MIRAMAR EYE SPECIALISTS MEDICAL GROUP INC | VENTURA | OPHTHALMOLOGY | 25 | 4,586 | $457,578 | $100 | premium | 0.5% | (805) 648-3085 |
| 35 | CHA MEDICAL AND SURGICAL GROUP PC | LOS ANGELES | OPHTHALMOLOGY | 11 | 4,492 | $816,820 | $182 | premium | 0.5% | (323) 644-4445 |
| 36 | REGENTS OF THE UNIV OF CA | SACRAMENTO | DIAGNOSTIC RADIOLOGY | 1608 | 4,062 | $517,836 | $127 | premium | 0.5% | (877) 827-7463 |
| 37 | ELITE EYECARE MEDICAL GROUP A MEDICAL CORPORATION | SANTA MARIA | OPHTHALMOLOGY | 14 | 4,053 | $385,233 | $95 | premium | 0.5% | (805) 925-2637 |
| 38 | SPECIALTY EYE CARE MEDICAL CENTER , INC | GLENDALE | OPHTHALMOLOGY | 4 | 3,873 | $387,300 | $100 | premium | 0.4% | (818) 265-7777 |
| 39 | OPHTHALMOLOGY ASSOCIATES OF THE VALLEY MEDICAL GROUP | ENCINO | OPHTHALMOLOGY | 8 | 3,522 | $461,804 | $131 | premium | 0.4% | (818) 990-3623 |
| 40 | INLAND VALLEY RETINA MEDICAL ASSOCIATES, INC | TEMECULA | OPHTHALMOLOGY | 3 | 3,496 | $316,215 | $90 | premium | 0.4% | (951) 679-0400 |
| 41 | SHARP REES-STEALY MEDICAL GROUP INC | SAN DIEGO | PHYSICIAN ASSISTANT | 872 | 3,444 | $522,360 | $152 | premium | 0.4% | (858) 499-2600 |
| 42 | FACULTY PHYSICIANS AND SURGEONS OF LLUSM | LOMA LINDA | DIAGNOSTIC RADIOLOGY | 1317 | 3,373 | $447,736 | $133 | premium | 0.4% | — |
| 43 | CAMERON RIA LLC | PHOENIX | OPHTHALMOLOGY | 6 | 3,031 | $333,046 | $110 | premium | 0.3% | (602) 368-3448 |
| 44 | INTERMOUNTAIN EYE AND LASER CENTERS PLLC | BOISE | OPHTHALMOLOGY | 11 | 3,021 | $124,787 | $41 | premium | 0.3% | (208) 373-1200 |
| 45 | VPI VILLAGES INC | THE VILLAGES | OPHTHALMOLOGY | 2 | 3,014 | $165,438 | $55 | premium | 0.3% | (708) 623-8214 |
| 46 | JEFFREY V. WINSTON, M.D., A PROFESSIONAL CORP. | FULLERTON | OPTOMETRY | 7 | 2,833 | $225,125 | $79 | premium | 0.3% | (714) 888-2080 |
| 47 | RICHARD H HAVUNJIAN MD A PROFESSIONAL CORPORATION | GLENDALE | OPHTHALMOLOGY | 2 | 2,829 | $424,283 | $150 | premium | 0.3% | (818) 548-5858 |
| 48 | VINCENT Q NGUYEN MD INC | SAN DIEGO | OPHTHALMOLOGY | 3 | 2,773 | $226,147 | $82 | premium | 0.3% | (858) 609-7100 |
| 49 | NORTHRIDGE EYE CARE, A PROFESSIONAL CORPORATION | RED BLUFF | OPHTHALMOLOGY | 4 | 2,612 | $212,571 | $81 | premium | 0.3% | (530) 529-1750 |
| 50 | SPECTRUM EYE PHYSICIANS A MEDICAL CORPORATION | CUPERTINO | OPHTHALMOLOGY | 14 | 2,469 | $296,760 | $120 | premium | 0.3% | (408) 253-3083 |
| 51 | CENTRAL VALLEY EYE MEDICAL GROUP INC | STOCKTON | OPHTHALMOLOGY | 10 | 2,094 | $388,143 | $185 | premium | 0.2% | (209) 952-3700 |
| 52 | SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP | LOS ANGELES | INTERNAL MEDICINE | 11157 | 2,079 | $351,411 | $169 | premium | 0.2% | (800) 954-8000 |
| 53 | EYE SPECIALISTS MEDICAL GROUP OF NAPA VALLEY INC | NAPA | OPHTHALMOLOGY | 6 | 2,051 | $257,118 | $125 | premium | 0.2% | (707) 255-6212 |
| 54 | UCSF MEDICAL GROUP BUSINESS SERVICES | SAN FRANCISCO | DIAGNOSTIC RADIOLOGY | 1548 | 2,040 | $330,350 | $162 | premium | 0.2% | (415) 476-1000 |
| 55 | SANSUM CLINIC | SANTA BARBARA | INTERNAL MEDICINE | 322 | 1,937 | $284,297 | $147 | premium | 0.2% | (805) 681-7500 |
| 56 | OPHTHALMIC CONSULTANTS OF BOSTON INC | BOSTON | OPHTHALMOLOGY | 70 | 1,922 | $309,776 | $161 | premium | 0.2% | (617) 367-4800 |
| 57 | CHICO EYE CENTER MEDICAL GROUP | CHICO | OPHTHALMOLOGY | 9 | 1,920 | $170,880 | $89 | premium | 0.2% | (530) 895-1727 |
| 58 | PUENTE HILLS EYE CARE CENTER, INC. | HACIENDA HEIGHTS | OPHTHALMOLOGY | 3 | 1,901 | $115,415 | $61 | premium | 0.2% | (626) 912-6888 |
| 59 | KERRY K ASSIL MD INC | BEVERLY HILLS | OPHTHALMOLOGY | 9 | 1,894 | $370,756 | $196 | premium | 0.2% | (310) 651-2300 |
| 60 | HUMBOLDT MEDICAL EYE ASSOCIATES | EUREKA | OPHTHALMOLOGY | 2 | 1,838 | $324,712 | $177 | premium | 0.2% | (707) 443-5685 |
| 61 | HARRUP KAUR MD INC | SAN JOSE | OPTOMETRY | 6 | 1,792 | $184,780 | $103 | premium | 0.2% | (408) 940-3930 |
| 62 | JOSEPH L LIN MD INC | WEST COVINA | OPHTHALMOLOGY | 3 | 1,752 | $166,386 | $95 | premium | 0.2% | (626) 653-9444 |
| 63 | EYE CARE INSTITUTE A MEDICAL CORPORATION | SANTA ROSA | OPHTHALMOLOGY | 8 | 1,723 | $198,105 | $115 | premium | 0.2% | (707) 546-9800 |
| 64 | GAGNON VISION MEDICAL GROUP INC | PLEASANTON | OPTOMETRY | 7 | 1,707 | $221,910 | $130 | premium | 0.2% | (925) 460-5000 |
| 65 | ZEITER EYE MEDICAL GROUP INC | STOCKTON | OPHTHALMOLOGY | 13 | 1,676 | $100,560 | $60 | premium | 0.2% | (209) 466-5566 |
| 66 | THOMAS S TOOMA M D A PROFESSIONAL CORPORATION | SAN DIEGO | OPTOMETRY | 33 | 1,662 | $124,650 | $75 | premium | 0.2% | (858) 278-9900 |
| 67 | LOS ANGELES VISION INSTITUTE | LOS ANGELES | OPHTHALMOLOGY | 5 | 1,627 | $180,537 | $111 | premium | 0.2% | (310) 657-2777 |
| 68 | NENGJIE GE MD PRO CORP | IRVINE | OPHTHALMOLOGY | 2 | 1,608 | $136,825 | $85 | premium | 0.2% | (949) 753-8118 |
| 69 | PACIFIC EYE ASSOCIATES, A MEDICAL CORPORATION | SAN FRANCISCO | OPHTHALMOLOGY | 13 | 1,571 | $196,250 | $125 | premium | 0.2% | (415) 923-3007 |
| 70 | OROHEALTH CORPORATION A NON PROFIT HEALTHCARE SYSTEM | OROVILLE | INTERNAL MEDICINE | 124 | 1,539 | $206,226 | $134 | premium | 0.2% | (530) 532-8654 |
| 71 | VENTURA EYE INSTITUTE, INC | CAMARILLO | OPHTHALMOLOGY | 2 | 1,525 | $91,500 | $60 | premium | 0.2% | (805) 388-1211 |
| 72 | EYE CARE CENTER OF NAPA VALLEY A MEDICAL CORPORATION | NAPA | OPHTHALMOLOGY | 7 | 1,516 | $126,087 | $83 | premium | 0.2% | (707) 252-2020 |
| 73 | STEVEN A HARRISON MD A PROFESSIONAL CORPORATION | WALNUT CREEK | OPHTHALMOLOGY | 2 | 1,511 | $160,166 | $106 | premium | 0.2% | (925) 947-0505 |
| 74 | PRIYANKA JAIN MD INC | MERCED | INTERVENTIONAL CARDIOLOGY | 2 | 1,477 | $125,013 | $85 | premium | 0.2% | (209) 325-4149 |
| 75 | DELTA EYE MEDICAL GROUP, INC. | STOCKTON | OPHTHALMOLOGY | 8 | 1,469 | $170,346 | $116 | premium | 0.2% | (209) 478-1797 |
| 76 | ARTHUR N. DONALDSON, M.D., INC. | SONORA | OPHTHALMOLOGY | 2 | 1,438 | $158,180 | $110 | premium | 0.2% | (209) 532-0340 |
| 77 | MERCY EYE CARE MEDICAL GROUP INC | MONTEBELLO | OPHTHALMOLOGY | 5 | 1,437 | $146,826 | $102 | premium | 0.2% | (562) 866-1803 |
| 78 | MEDICAL CONSULTANTS OF SOUTHERN CALIFORNIA, INC | RANCHO CUCAMONGA | OPHTHALMOLOGY | 2 | 1,416 | $207,420 | $146 | premium | 0.2% | (909) 944-5353 |
| 79 | EAST-WEST EYE INSTITUTE A MEDICAL CORPORATION | TORRANCE | OPHTHALMOLOGY | 17 | 1,379 | $106,600 | $77 | premium | 0.2% | (310) 373-6708 |
| 80 | MARSHBURN EYE CENTER INCORPORATED | WHITTIER | OPHTHALMOLOGY | 5 | 1,294 | $207,040 | $160 | premium | 0.1% | (562) 947-8681 |
| 81 | MILAUSKAS EYE INSTITUTE MEDICAL GROUP II, INC. | RANCHO MIRAGE | OPTOMETRY | 10 | 1,266 | $100,014 | $79 | premium | 0.1% | (760) 340-3937 |
| 82 | CLAREMONT EYE ASSOCIATES MEDICAL GROUP | CLAREMONT | OPHTHALMOLOGY | 3 | 1,244 | $186,600 | $150 | premium | 0.1% | (909) 624-8077 |
| 83 | AARCHAN JOSHI, M.D. INC | LOS ALAMITOS | OPHTHALMOLOGY | 8 | 1,239 | $122,905 | $99 | premium | 0.1% | (562) 598-2020 |
| 84 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | DIAGNOSTIC RADIOLOGY | 1197 | 1,235 | $239,619 | $194 | premium | 0.1% | (916) 983-7476 |
| 85 | PAUL J DOUGHERTY M D INC | WESTLAKE VILLAGE | OPHTHALMOLOGY | 16 | 1,218 | $206,286 | $169 | premium | 0.1% | (805) 987-5300 |
| 86 | RAMIN TAYANI MD INC | SAN CLEMENTE | OPHTHALMOLOGY | 13 | 1,196 | $232,035 | $194 | premium | 0.1% | (949) 489-2218 |
| 87 | BEAVER MEDICAL GROUP P C | REDLANDS | FAMILY PRACTICE | 247 | 1,188 | $132,846 | $112 | premium | 0.1% | (909) 294-3682 |
| 88 | SAN LUIS OBISPO EYE ASSOCIATES, A MEDICAL GROUP INC. | SAN LUIS OBISPO | OPHTHALMOLOGY | 10 | 1,174 | $109,182 | $93 | premium | 0.1% | (805) 781-3937 |
| 89 | JONATHAN M. DAVIDORF, M.D. INC. | WEST HILLS | OPHTHALMOLOGY | 6 | 1,170 | $280,800 | $240 | premium | 0.1% | (818) 883-0112 |
| 90 | FAMILY HEALTH CENTERS OF SAN DIEGO INC | SAN DIEGO | FAMILY PRACTICE | 293 | 1,169 | $135,020 | $116 | premium | 0.1% | (619) 515-2454 |
| 91 | EYE ASSOCIATES OF SEBASTOPOL MEDICAL GROUP | SEBASTOPOL | PHYSICIAN ASSISTANT | 6 | 1,157 | $86,767 | $75 | premium | 0.1% | (707) 823-7628 |
| 92 | MOSAIC EYE SPECIALISTS PC | SAN DIEGO | OPHTHALMOLOGY | 2 | 1,133 | $85,130 | $75 | premium | 0.1% | (619) 226-1877 |
| 93 | KENNETH R GROSSMAN MD INC | MERCED | OPHTHALMOLOGY | 2 | 1,121 | $63,900 | $57 | premium | 0.1% | (209) 383-0989 |
| 94 | HERTZOG EYE ASSOCIATES A MEDICAL CORPORATION | LONG BEACH | OPHTHALMOLOGY | 2 | 1,098 | $246,642 | $225 | premium | 0.1% | (562) 597-3100 |
| 95 | SAN JOSE EYE INSTITUTE MEDICAL CORPORATION | SAN JOSE | OPHTHALMOLOGY | 2 | 1,080 | $112,114 | $104 | premium | 0.1% | (408) 279-4664 |
| 96 | PENINSULA OPHTHALMOLOGY GROUP INC | BURLINGAME | OPHTHALMOLOGY | 8 | 1,047 | $136,110 | $130 | premium | 0.1% | (650) 697-3200 |
| 97 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | DIAGNOSTIC RADIOLOGY | 2420 | 1,024 | $217,358 | $212 | premium | 0.1% | (916) 681-8852 |
| 98 | GABRIEL JACOB MD A MEDICAL CORPORATION | SACRAMENTO | OPTOMETRY | 7 | 1,020 | $130,593 | $128 | premium | 0.1% | (916) 423-2134 |
| 99 | KATHRYN NAJAFI TAGOL MD A PROFESSIONAL CORPORATION | SAN RAFAEL | OPHTHALMOLOGY | 3 | 1,020 | $104,794 | $103 | premium | 0.1% | (415) 444-0300 |
| 100 | ALI OD AND PATEL OD PROFESSIONAL OPTOMETRIC CORPORATION | SAN LUIS OBISPO | OPTOMETRY | 3 | 991 | $45,586 | $46 | premium | 0.1% | (805) 544-0450 |
Showing the top 100 of 474 groups — the full ranking is part of the market analytics platform — built, not launched yet. Notify me at launch →
*Share of the state's disclosed Medicare-FFS services for the primary code, counted once per clinician. "St" is the state the volume was billed from: a group appears in each state where its clinicians bill Medicare, with that state's volume and share ("City" is the 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, so shares reflect attributable volume. See Methods.
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 →