Physician Profile
Zadok J. Sacks, MD practices pediatrics in Ventura, CA. Zadok is a 2008 graduate of University of California, San Francisco School of Medicine. Zadok is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Zadok cared for 214 Medicare patients across 324 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
300 HILLMONT AVE
Ventura, CA 93003
Within Pediatrics generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Digestive and urinary
Ear, nose, throat, and eye
Growth, development, and behavior
Newborn and infant
Respiratory and infectious
Skin
Brain & nerves
Digestive health
Digestive Health
Infant Health
Infections
Injuries
Mental Health
Respiratory
Skin Conditions
Most searched procedures
Immunization and screening
Office testing
Checkups & Exams
Developmental & Behavioral
Diagnostic Tests
Diagnostic tests
Infant Health
Lab tests & screenings
Minor procedures
Office procedures
Preventive care
Procedures & Minor Surgery
Respiratory
Urgent care & minor procedures
324 services · 214 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
122 | More often than most peers in Pediatrics |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
83 | More often than most peers in Pediatrics |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
52 | More often than most peers in Pediatrics |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
50 | More often than most peers in Pediatrics |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
17 | Less often than most peers in Pediatrics |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Sacks is a pediatrician in Ventura, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatrics”.
NPI registry
Dr. Sacks is listed at 300 Hillmont Ave, Ventura, CA 93003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (805) 652-6556. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Sacks's National Provider Identifier is 1649439514. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Sacks attended University of California, San Francisco School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
Dr. Sacks has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Sacks the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sacks. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.