Clinic
County of San Mateo
County of San Mateo was paid $17.99M by Medicaid between Jan 2018 and Dec 2024, across 180 billing codes. Its largest line is 59425, — 14% of everything it billed.
33Billing provider infoCOUNTY OF SAN MATEO
SAN MATEO, CA 94403
SAN MATEO, CA 94403
33aNPI1679642326assigned 11/07/2006
33bProvider typeMulti-Specialty Clinic/Center
28Total paid$17.99M
24GClaims404,761
24DCodes billed180
24AFirst – last monthJan 2018 – Dec 2024
Compared with peers
Next to other Multi-Specialty Clinic/Center providers in California
Rank by total paid#7 of 170
Median peer was paid$145K
This provider vs. median124×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Auditor's notes
Automated statistical signals. Not evidence of fraud — how these are computed.
Entity ProliferationAuthorized official PAPA, JENNIFER controls 20+ related entities in our dataset. Read more
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 30,386 | $1.51M | |
| 2019 | 34,899 | $1.37M | |
| 2020 | 27,782 | $1.14M | |
| 2021 | 44,565 | $1.79M | |
| 2022 | 83,216 | $3.34M | |
| 2023 | 95,527 | $3.89M | |
| 2024incomplete | 88,386 | $4.95M |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 59425 | 14% | 22,305 | 15,607 | $2.44M | |
| 59409 | Vaginal delivery only (with or without episiotomy and/or forceps) | 12% | 2,746 | 2,733 | $2.14M |
| 99214 | Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity | 11% | 31,578 | 29,060 | $2.04M |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 11% | 50,161 | 45,804 | $2.04M |
| 45378 | Colonoscopy, flexible; diagnostic, including collection of specimen(s) | 3.0% | 1,357 | 1,310 | $541K |
| 93010 | Electrocardiogram, routine ECG with at least 12 leads; interpretation and report only | 2.9% | 29,219 | 26,161 | $529K |
| 77067 | Screening mammography, bilateral, including computer-aided detection | 2.7% | 16,706 | 16,073 | $482K |
| 45385 | Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) | 2.4% | 841 | 801 | $426K |
| 92004 | Ophthalmological services: medical examination and evaluation, comprehensive, new patient | 2.3% | 7,733 | 7,154 | $422K |
| 93306 | Echocardiography, transthoracic, real-time with image documentation, with and without Doppler, complete | 2.3% | 5,823 | 5,641 | $405K |
| 99203 | Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity | 2.1% | 4,914 | 4,594 | $377K |
| 99212 | Office or other outpatient visit for the evaluation and management of an established patient, straightforward | 1.7% | 11,730 | 10,809 | $307K |
168 more codes
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 1.7% | 10,083 | $301K |
| D1120 | Dental cleaning, child | 1.6% | 6,044 | $292K |
| 88305 | Level IV - Surgical pathology, gross and microscopic examination | 1.6% | 5,452 | $290K |
| 74177 | Computed tomography, abdomen and pelvis; with contrast material | 1.6% | 3,490 | $285K |
| 99204 | Doctor's office visit, new patient (more involved) | 1.5% | 2,685 | $276K |
| 92012 | Ophthalmological services: medical examination and evaluation, intermediate, established patient | 1.2% | 5,188 | $213K |
| 92015 | Determination of refractive state | <1% | 18,784 | $163K |
| 99232 | Hospital visit by a doctor, follow-up day | <1% | 3,929 | $136K |
| 71046 | Radiologic examination, chest; 2 views | <1% | 13,469 | $132K |
| 43235 | <1% | 490 | $131K | |
| 11721 | <1% | 6,885 | $124K | |
| 99215 | Doctor's office visit, returning patient (complex) | <1% | 847 | $114K |
| 59430 | <1% | 1,568 | $105K | |
| D9990 | <1% | 9,130 | $103K | |
| 77063 | Screening digital breast tomosynthesis, bilateral | <1% | 3,788 | $100K |
| D9430 | <1% | 3,961 | $99K | |
| 96158 | <1% | 1,565 | $99K | |
| D1206 | Topical application of fluoride varnish | <1% | 4,948 | $94K |
| 99202 | Office or other outpatient visit for the evaluation and management of a new patient, straightforward | <1% | 1,978 | $91K |
| 99211 | Office or other outpatient visit for the evaluation and management of an established patient, minimal severity | <1% | 5,990 | $89K |
| T1013 | Sign language or oral interpretive services, per 15 minutes | <1% | 4,863 | $88K |
| D0120 | Dental checkup, returning patient | <1% | 4,456 | $82K |
| 96156 | <1% | 848 | $82K | |
| 76641 | <1% | 1,919 | $75K | |
| D2392 | Resin-based composite - two surfaces, posterior, primary or permanent | <1% | 1,166 | $69K |
| 76811 | Ultrasound, pregnant uterus, real time with image documentation, fetal and maternal evaluation, detailed | <1% | 694 | $69K |
| 20610 | <1% | 1,431 | $66K | |
| 76705 | Ultrasound, abdominal, real time with image documentation; limited | <1% | 3,368 | $66K |
| D0220 | Intraoral - periapical first radiographic image | <1% | 5,401 | $64K |
| D1351 | Sealant - per tooth | <1% | 1,675 | $62K |
| 52000 | <1% | 585 | $61K | |
| 99223 | Prolong inpt eval add15 m | <1% | 888 | $58K |
| D0230 | Intraoral - periapical each additional radiographic image | <1% | 15,442 | $58K |
| G8510 | Screening for depression is documented as negative, a follow-up plan is not required | <1% | 4,006 | $56K |
| 71045 | Radiologic examination, chest; single view | <1% | 6,960 | $55K |
| 76700 | Ultrasound, abdominal, real time with image documentation; complete | <1% | 1,676 | $51K |
| 77065 | Tomosynthesis, mammo | <1% | 1,538 | $51K |
| 76856 | Ultrasound, pelvic (nonobstetric), real time with image documentation; complete | <1% | 1,896 | $48K |
| 90834 | Psychotherapy session, about 45 minutes | <1% | 519 | $47K |
| 70450 | Computed tomography, head or brain; without contrast material | <1% | 1,339 | $47K |
| 76857 | <1% | 1,806 | $44K | |
| 59514 | <1% | 50 | $42K | |
| G0279 | Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | <1% | 801 | $41K |
| 92002 | <1% | 961 | $41K | |
| D0150 | Comprehensive oral evaluation - new or established patient | <1% | 1,286 | $40K |
| 76830 | Ultrasound, transvaginal | <1% | 1,645 | $39K |
| 43239 | Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple | <1% | 157 | $38K |
| 77066 | Tomosynthesis, mammo | <1% | 915 | $38K |
| D2391 | Resin-based composite - one surface, posterior, primary or permanent | <1% | 737 | $36K |
| D7140 | Extraction, erupted tooth or exposed root | <1% | 697 | $35K |
| D0274 | Bitewings - four radiographic images | <1% | 1,529 | $34K |
| 99239 | Hospital discharge day management, more than 30 minutes | <1% | 583 | $33K |
| 51798 | <1% | 564 | $32K | |
| 90853 | Group psychotherapy (other than of a multiple-family group) | <1% | 2,502 | $30K |
| 66984 | Extracapsular cataract removal with insertion of intraocular lens prosthesis | <1% | 24 | $29K |
| 11056 | <1% | 1,097 | $27K | |
| 99231 | Subsequent hospital care, per day, straightforward or low complexity | <1% | 1,185 | $27K |
| 94060 | <1% | 1,073 | $24K | |
| 74176 | Computed tomography, abdomen and pelvis; without contrast material | <1% | 323 | $24K |
| D1208 | Topical application of fluoride, excluding varnish | <1% | 1,523 | $22K |
| 93351 | <1% | 141 | $22K | |
| 45380 | Colonoscopy, flexible; with biopsy, single or multiple | <1% | 58 | $22K |
| 88304 | <1% | 923 | $22K | |
| 93227 | <1% | 732 | $22K | |
| D0272 | Bitewings - two radiographic images | <1% | 1,728 | $21K |
| 99238 | Hospital discharge day management, 30 minutes or less | <1% | 597 | $21K |
| 73721 | Magnetic resonance imaging, any joint of lower extremity; without contrast material | <1% | 349 | $20K |
| 99222 | Initial hospital care, per day, moderate complexity | <1% | 318 | $19K |
| 71260 | Computed tomography, thorax, diagnostic; with contrast material | <1% | 349 | $17K |
| 88342 | <1% | 317 | $17K | |
| 90791 | Psychiatric diagnostic evaluation | <1% | 118 | $16K |
| 76770 | <1% | 640 | $16K | |
| D9230 | Inhalation of nitrous oxide / analgesia, anxiolysis | <1% | 512 | $15K |
| 96116 | <1% | 260 | $15K | |
| 64483 | <1% | 127 | $15K | |
| 93018 | <1% | 580 | $14K | |
| 94726 | <1% | 1,033 | $14K | |
| 92250 | <1% | 414 | $13K | |
| 73630 | <1% | 1,436 | $13K | |
| D0270 | <1% | 1,875 | $12K | |
| 76536 | <1% | 581 | $11K | |
| 72148 | Magnetic resonance imaging, lumbar spine; without contrast material | <1% | 249 | $11K |
| 96150 | <1% | 240 | $11K | |
| 76805 | Ultrasound, pregnant uterus, real time with image documentation, fetal and maternal evaluation | <1% | 242 | $10K |
| 11765 | <1% | 131 | $10K | |
| 94729 | <1% | 1,046 | $10K | |
| 76642 | <1% | 294 | $10K | |
| 11055 | <1% | 371 | $9K | |
| 73221 | <1% | 152 | $9K | |
| 11720 | <1% | 535 | $9K | |
| D4910 | <1% | 129 | $9K | |
| 90833 | Psychotherapy, 30 minutes with patient when performed with an E&M service (add-on) | <1% | 130 | $8K |
| 95886 | <1% | 102 | $8K | |
| 99233 | Hospital visit by a doctor, follow-up day (complex) | <1% | 198 | $8K |
| 20553 | <1% | 141 | $8K | |
| 86580 | <1% | 1,360 | $8K | |
| 11100 | <1% | 143 | $8K | |
| 99443 | <1% | 296 | $8K | |
| 73564 | <1% | 1,239 | $7K | |
| 99244 | Office or other outpatient consultation, moderate to high complexity | <1% | 51 | $7K |
| 99442 | <1% | 349 | $7K | |
| 88307 | <1% | 65 | $7K | |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | <1% | 74 | $7K |
| D1110 | Prophylaxis - adult | <1% | 134 | $6K |
| D0210 | Intraoral - complete series of radiographic images | <1% | 129 | $6K |
| 90832 | Psychotherapy session, about 30 minutes | <1% | 128 | $6K |
| 96118 | <1% | 58 | $6K | |
| 92083 | <1% | 241 | $6K | |
| 99393 | Periodic comprehensive preventive medicine reevaluation, established patient, late childhood (5-11 years) | <1% | 102 | $6K |
| 92133 | <1% | 198 | $5K | |
| 96132 | <1% | 152 | $5K | |
| 73030 | <1% | 593 | $5K | |
| 73610 | <1% | 618 | $5K | |
| 17110 | <1% | 29 | $4K | |
| 72100 | <1% | 401 | $4K | |
| 93294 | <1% | 178 | $3K | |
| 71250 | <1% | 98 | $3K | |
| 96152 | <1% | 77 | $3K | |
| 73110 | <1% | 378 | $3K | |
| 99241 | <1% | 56 | $3K | |
| 99429 | <1% | 118 | $3K | |
| 93295 | <1% | 61 | $3K | |
| 73560 | <1% | 430 | $3K | |
| 96372 | Therapeutic, prophylactic, or diagnostic injection; subcutaneous or intramuscular | <1% | 75 | $2K |
| 99392 | Periodic comprehensive preventive medicine reevaluation, established patient, early childhood (1-4 years) | <1% | 51 | $2K |
| 93321 | <1% | 122 | $2K | |
| 71020 | <1% | 270 | $2K | |
| 73130 | <1% | 238 | $2K | |
| D0140 | Limited oral evaluation - problem focused | <1% | 42 | $2K |
| 99394 | Periodic comprehensive preventive medicine reevaluation, established patient, adolescent (12-17 years) | <1% | 27 | $2K |
| D0145 | Oral evaluation for a patient under three years of age | <1% | 63 | $2K |
| 70551 | Magnetic resonance imaging, brain; without contrast material | <1% | 26 | $1K |
| 93298 | <1% | 66 | $1K | |
| 70553 | Magnetic resonance imaging, brain; without contrast material, followed by contrast material and further sequences | <1% | 12 | $1K |
| 90688 | <1% | 74 | $1K | |
| 95909 | <1% | 13 | $999.91 | |
| G8431 | Screening for depression is documented as being positive and a follow-up plan is documented | <1% | 32 | $930.00 |
| G2012 | Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m service provided within the previous 7 days nor leading to an e/m service or procedure within the next 24 hours or soonest available appointment; 5-10 minutes of medical discussion | <1% | 135 | $912.66 |
| 72141 | <1% | 24 | $879.04 | |
| 90686 | <1% | 45 | $808.93 | |
| 88341 | <1% | 12 | $782.03 | |
| 99201 | <1% | 25 | $733.71 | |
| 73502 | <1% | 91 | $733.52 | |
| 99391 | Periodic comprehensive preventive medicine reevaluation, established patient, infant (under 1 year) | <1% | 17 | $725.39 |
| D1354 | <1% | 54 | $698.10 | |
| 11900 | <1% | 13 | $615.57 | |
| 96127 | <1% | 104 | $545.18 | |
| 99441 | <1% | 29 | $473.35 | |
| 93325 | <1% | 151 | $452.07 | |
| 73620 | <1% | 59 | $366.74 | |
| D0330 | Panoramic radiographic image | <1% | 13 | $316.81 |
| 93971 | <1% | 16 | $200.24 | |
| 94664 | <1% | 14 | $196.64 | |
| 90682 | <1% | 15 | $189.01 | |
| 74018 | <1% | 18 | $167.61 | |
| 90471 | Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine | <1% | 29 | $155.81 |
| 99078 | <1% | 15 | $150.00 | |
| D1310 | <1% | 1,262 | $135.00 | |
| 71010 | <1% | 15 | $99.62 | |
| 73562 | <1% | 12 | $95.39 | |
| 72020 | <1% | 13 | $86.76 | |
| D0603 | <1% | 724 | $1.32 | |
| 90716 | <1% | 19 | $0.19 | |
| D0602 | <1% | 24 | $0.06 | |
| 3078F | 0% | 261 | $0.00 | |
| 3077F | 0% | 17 | $0.00 | |
| G0008 | Administration of influenza virus vaccine | 0% | 62 | $0.00 |
| 3074F | 0% | 43 | $0.00 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.
From NPPES
Who's on the registration
Authorized officialPAPA, JENNIFER (CHIEF FINANCIAL OFFICER)
Parent organizationCOUNTY OF SAN MATEO
| Provider | Location | Paid |
|---|---|---|
| County of San Mateo | San Mateo, CA | $75.66M |
| County of San Mateo | San Mateo, CA | $66.31M |
| County of San Mateo | Redwood City, CA | $53.69M |
| County of San Mateo | Daly City, CA | $23.37M |
| County of San Mateo | San Mateo, CA | $10.95M |
| County of San Mateo | San Mateo, CA | $8.87M |
| County of San Mateo | South San Francisco, CA | $8.31M |
| County of San Mateo | Half Moon Bay, CA | $7.33M |
| County of San Mateo | San Mateo, CA | $3.32M |
| County of San Mateo | Redwood City, CA | $3.21M |
| County of San Mateo | Daly City, CA | $1.61M |
| San Mateo County Aging & Disability Services | San Mateo, CA | $784K |
| County of San Mateo | San Mateo, CA | $720K |
| County of San Mateo | San Mateo, CA | $190K |
| County of San Mateo | San Mateo, CA | $136K |
| San Mateo County | San Mateo, CA | $88K |
| San Mateo County California Children's Services | San Mateo, CA | $55K |
| San Mateo Medical Center | Daly City, CA | $41K |
| County of San Mateo | San Bruno, CA | $25K |
| San Mateo Medical Center | San Mateo, CA | $9K |
Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.