Aaron Joshua Feinstein, MD, MHS
Otolaryngology (ENT)
5525 Etiwanda Ave Ste 211
Tarzana, CA 91356
Practice: ENT Group of Los Angeles
2024 Medicare billed — 92557: 178 services, 92588: 101 services
2024 Medicare-billed service
218 listed physicians in California billed Original Medicare for this service in 2024. Listed alphabetically; volume is shown for transparency, not as a ranking.
Otolaryngology (ENT)
5525 Etiwanda Ave Ste 211
Tarzana, CA 91356
Practice: ENT Group of Los Angeles
2024 Medicare billed — 92557: 178 services, 92588: 101 services
Otolaryngology (ENT)
450 Sutter St Rm 933
San Francisco, CA 94108
Practice: Regents of the University of California - UCSF
2024 Medicare billed — 92557: 11 services, 92567: 12 services
Otolaryngology (ENT)
3838 California St Rm 505
San Francisco, CA 94118
Practice: Bass Medical Group
2024 Medicare billed — 92557: 363 services, 92567: 360 services
Facial plastic and reconstructive surgery
612 W Duarte Rd, Ste 705
Arcadia, CA 91007
2024 Medicare billed — 92550: 141 services, 92557: 160 services
Facial plastic and reconstructive surgery
7345 Medical Center Dr, Suite 540
West Hills, CA 91307
Practice: Cv ENT Surgical Group
2024 Medicare billed — 92557: 26 services, 92588: 26 services
Otolaryngology (ENT)
5565 Grossmont Center Dr Ste 101
La Mesa, CA 91942
Practice: Ear Nose and Throat Associates of San Diego A Medical
2024 Medicare billed — 92557: 169 services, 92567: 170 services
Otolaryngology (ENT)
259 Terracina Blvd
Redlands, CA 92373
Practice: Beaver Medical Group P C
2024 Medicare billed — 92567: 17 services
Otolaryngology (ENT) · Facial plastic and reconstructive surgery
2080 Century Park E Ste 710
Los Angeles, CA 90067
Practice: ENT Group of Los Angeles
2024 Medicare billed — 92557: 97 services, 92588: 97 services
Sleep medicine
Office listed with Medicare: 505 Parnassus Ave
San Francisco, CA 94143
Registry address, last updated 2007: 400 Parnassus Ave Ste A730 # 0342, San Francisco, CA 94143
Practice: Regents of the University of California - UCSF
2024 Medicare billed — 92552: 17 services, 92556: 16 services, 92557: 56 services, 92567: 73 services
Otolaryngology (ENT)
1240 Westlake Blvd., Suite 135
Westlake Village, CA 91361
2024 Medicare billed — 92552: 106 services, 92567: 100 services
Otolaryngology (ENT)
123 Margaret Ln Ste B1
Grass Valley, CA 95945
2024 Medicare billed — 92567: 18 services
Otolaryngology (ENT)
5201 Norris Canyon Rd Ste 220
San Ramon, CA 94583
Practice: University Healthcare Alliance
2024 Medicare billed — 92550: 31 services, 92553: 12 services, 92557: 87 services, 92567: 68 services
Otolaryngology (ENT)
Office listed with Medicare: 9834 Genesee Ave Suite 112
La Jolla, CA 92037
Registry address, last updated 2011: 9834 Genesee Ave, Suite 111, La Jolla, CA 92037
2024 Medicare billed — 92550: 88 services, 92557: 85 services
Otolaryngology (ENT)
2380 Sutter St
San Francisco, CA 94115
Practice: University of California Sfgh Medical Group
2024 Medicare billed — 92550: 12 services, 92553: 33 services, 92557: 195 services, 92567: 214 services
Otolaryngology (ENT) · Pediatric ENT · Facial plastic and reconstructive surgery · ENT allergy
8631 W 3Rd St Ste 440E
Los Angeles, CA 90048
Practice: Martin L. Hopp, MD Phd, A Medical
2024 Medicare billed — 92557: 22 services
Otolaryngology (ENT)
Office listed with Medicare: 505 Parnassus Ave
San Francisco, CA 94143
Registry address, last updated 2020: 1701 4Th St Ste 120, Santa Rosa, CA 95404
Practice: Regents Univ of California UCSF
2024 Medicare billed — 92557: 26 services, 92567: 21 services
Otolaryngology (ENT)
3909 Waring Rd Ste A
Oceanside, CA 92056
Practice: North County Ear Nose and Throat Head and Neck Surgey
2024 Medicare billed — 92557: 136 services
Otolaryngology (ENT)
3003 Loma Vista Rd, Ste A
Ventura, CA 93003
2024 Medicare billed — 92550: 252 services, 92557: 255 services
Otolaryngology (ENT)
12630 Monte Vista Rd, Suite 206
Poway, CA 92064
Practice: Ashish K Wadhwa MD A Medical
2024 Medicare billed — 92557: 196 services, 92567: 189 services
Otolaryngology (ENT)
433 E Wardlow Rd
Long Beach, CA 90807
Practice: Yoshpe and Willner Mds A Ca General Partnership
2024 Medicare billed — 92557: 53 services, 92567: 57 services
Otolaryngology (ENT)
1240 Central Blvd Suite A2
Brentwood, CA 94513
Practice: Bass Medical Group
2024 Medicare billed — 92557: 14 services
Otolaryngology (ENT)
365 Lennon Ln Ste 280
Walnut Creek, CA 94598
Practice: Bass Medical Group
2024 Medicare billed — 92557: 460 services, 92567: 460 services
Otolaryngology (ENT)
462 N Linden Dr Ste 330
Beverly Hills, CA 90212
Practice: Beach Cities Ents
2024 Medicare billed — 92550: 34 services, 92557: 34 services, 92588: 11 services
Otolaryngology (ENT)
7345 Medical Center Dr, Suite 510
West Hills, CA 91307
Practice: Cv ENT Surgical Group
2024 Medicare billed — 92557: 295 services, 92588: 297 services
Otolaryngology (ENT) · Otology and neurotology
1111 Exposition Blvd Bldg 700
Sacramento, CA 95815
Practice: Sacramento Ear Nose and Throat Surgical and Medical Group
2024 Medicare billed — 92550: 12 services, 92553: 18 services, 92557: 186 services, 92567: 69 services
Otolaryngology (ENT)
540 E Herndon Ave Ste 101
Fresno, CA 93720
2024 Medicare billed — 92567: 16 services
Otolaryngology (ENT)
Office listed with Medicare: 20911 Earl St Suite 340
Torrance, CA 90503
Registry address, last updated 2012: 21320 Hawthorne Blvd, Suite 119, Torrance, CA 90503
Practice: Beach Cities Ents
2024 Medicare billed — 92550: 121 services, 92557: 121 services, 92588: 71 services
Otolaryngology (ENT)
Office listed with Medicare: 1 Hoag Dr
Newport Beach, CA 92663
Registry address, last updated 2009: 361 Hospital Rd, Ste 325, Newport Beach, CA 92663
2024 Medicare billed — 92550: 30 services, 92557: 336 services, 92653: 81 services
Otolaryngology (ENT)
2233 Post St Fl 3
San Francisco, CA 94115
Practice: University of California San Francisco
2024 Medicare billed — 92557: 45 services, 92567: 43 services
Otolaryngology (ENT)
Office listed with Medicare: 4033 3Rd Ave Suite 104
San Diego, CA 92103
Registry address, last updated 2019: H200 Mercy Lane, Camp Pendleton, CA 92055
Practice: Hillcrest Ear Nose and Throat
2024 Medicare billed — 92557: 32 services
Otolaryngology (ENT)
Office listed with Medicare: 505 Parnassus Ave
San Francisco, CA 94143
Registry address, last updated 2007: 100 S Ellsworth Ave Ste 308, San Mateo, CA 94401
Practice: Regents of the University of California - UCSF
2024 Medicare billed — 92567: 21 services
Otolaryngology (ENT)
39000 Bob Hope Dr Bldg Suite3
Rancho Mirage, CA 92270
Practice: Greater Orange County Ear Nose Throat Head and Neck Surgeons
2024 Medicare billed — 92550: 111 services, 92557: 111 services
Otolaryngology (ENT)
550 Water St Ste A
Santa Cruz, CA 95060
Practice: Bass Medical Group
2024 Medicare billed — 92552: 137 services, 92556: 135 services, 92557: 97 services, 92567: 233 services, 92588: 89 services
Otolaryngology (ENT)
1030 E Foothill Blvd Ste 101
Upland, CA 91786
Practice: Inland Ear Nose and Throat A Medical Group
2024 Medicare billed — 92557: 88 services, 92567: 87 services
Otolaryngology (ENT)
929 Clay St, Suite 501
San Francisco, CA 94108
2024 Medicare billed — 92557: 177 services, 92567: 111 services
Otolaryngology (ENT)
1111 Exposition Blvd Bldg 700
Sacramento, CA 95815
Practice: Sacramento Ear Nose and Throat Surgical and Medical Group
2024 Medicare billed — 92550: 29 services, 92553: 15 services, 92557: 129 services, 92567: 121 services
Otolaryngology (ENT)
Office listed with Medicare: 4077 5Th Ave
San Diego, CA 92103
Registry address, last updated 2011: 200 W Arbor Dr Dept 8895, San Diego, CA 92103
Practice: On Call Specialists Medical Group of San Diego
2024 Medicare billed — 92557: 163 services, 92567: 156 services
Facial plastic and reconstructive surgery
3838 California St Rm 505
San Francisco, CA 94118
Practice: Bass Medical Group
2024 Medicare billed — 92557: 71 services, 92567: 72 services
Pediatric ENT · Sleep medicine · Facial plastic and reconstructive surgery · ENT allergy · Otology and neurotology
550 Water St Ste A
Santa Cruz, CA 95060
Practice: Bass Medical Group
2024 Medicare billed — 92552: 265 services, 92556: 260 services, 92557: 171 services, 92567: 434 services, 92588: 147 services
Otolaryngology (ENT) · Facial plastic and reconstructive surgery
2 Medical Plaza Dr Ste 225
Roseville, CA 95661
Practice: Sacramento Ear Nose and Throat Surgical and Medical Group
2024 Medicare billed — 92557: 253 services, 92567: 270 services
| HCPCS | CMS description (English) |
|---|---|
| 92550 | Test for eardrum and muscle function |
| 92552 | Test for hearing various pitches using earphone |
| 92553 | Test for hearing various pitches using earphone and device placed against the bone |
| 92555 | Test for ability to detect and repeat spoken words |
| 92556 | Test for ability to detect and repeat spoken words with speech recognition |
| 92557 | Comprehensive hearing and speech recognition test |
| 92567 | Test to assess middle ear function |
| 92568 | Test to assess middle ear muscle reflex |
| 92587 | Placement of ear probe for computerized measurement of sound with interpretation and report |
| 92588 | Placement of ear probe for computerized measurement of repeated sounds with interpretation and report |
| 92651 | Evaluation of brain response to sound for determination of hearing status with interpretation and report |
| 92652 | Evaluation of brain response to sound for determination of hearing threshold with interpretation and report |
| 92653 | Evaluation of brain response to sound for diagnosis of nervous system disorders with interpretation and report |
Source: CMS Medicare Physician & Other Practitioners by Provider and Service, 2024 (Original Medicare Part B). CMS hides rows with fewer than 11 beneficiaries, and Medicare excludes most younger and commercially insured patients, so absence does not mean a physician does not perform a service. Counts are billing activity, not quality, outcomes or total experience. data.cms.gov