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Profile last updated: March 2026How we source this data
EK
Provider Profile

Ester Kwok, MD

Internal Medicine Physician

NPI: 1790886034

4.8

127 · Healthgrades

19

Years Exp.

Los Gatos

CA

Internal Medicine

Specialty

About

With a strong commitment to patient care, Dr. Kwok has received a positive response from her patients, boasting a 4.8 out of 5 rating based on 127 reviews. Patients frequently commend her thoroughness, compassion, and ability to clearly explain medical conditions. Many have expressed their satisfaction with her detailed approach, often referring friends and family for chronic health issues. Dr. Kwok has been practicing for several years, and typical office visit costs range from $80 to $250.

Practicing Since

Sep 2006

Gender

Female

Experience

19 years

CA Medical License

#A050957

Practice Type

Solo Practice

NPI Number

1790886034
Avg. Self-Pay Rate

$80

Low

$85

Median

$250

High

A typical office visit with a internal medicine physician in CA costs between $80 and $250, with a median of $85. These figures are based on negotiated office visit rates (CPT 99213–99215) disclosed under the Transparency in Coverage Act.

Actual office visit costs for Dr. Ester Kwok, MD may vary depending on visit complexity, your insurance plan, and coverage details. Contact the provider's office for exact pricing.

Cost data sourced from insurer Transparency in Coverage Act filings. Costs shown are negotiated rates and may not reflect your actual out-of-pocket cost. Learn about our data

Local Market

Los Gatos Low

$80

Los Gatos Typical

$116

Los Gatos High

$236

In Los Gatos, a typical internal medicine physician visit costs $116, ranging from $80 to $236. This is 36% above the California state median of $85. Based on 6 providers with published pricing data.

Across California, a internal medicine physician visit ranges from $80 to $250 with a median of $85. This is 7% below the national median of $91. Based on 2,792 providers with published pricing data.

There are 23 internal medicine physicians in Los Gatos and 5,319 across California on our platform.

Individual negotiated rates for this provider are not yet available.

See full internal medicine physician cost breakdown in California
Patient Reviews

4.8

127 reviews

Healthgrades

Overall, patient sentiment towards Dr. Ester Kwok, MD, is predominantly positive, with a 4.2-star rating based on 19 reviews. Many patients express high satisfaction with her care, noting her thoroughness, compassion, and ability to explain medical conditions clearly. Several reviewers have praised her for her detailed approach and dedication to patient well-being, often referring friends and family to her for chronic health issues. Common themes in praise include Dr. Kwok's excellent bedside manner, her attentiveness to patient concerns, and the efficiency of her office staff. Patients appreciate her willingness to listen and answer questions, as well as her competence in managing referrals to specialists. However, there are some criticisms regarding wait times, with a few patients mentioning that she has been late to appointments, which can lead to rushed consultations. Notably, while many reviews highlight her as one of the best doctors they have encountered, a small number of patients have reported feeling that she can be dismissive or overly focused on showcasing her knowledge rather than listening to their concerns. This mixed feedback suggests that while Dr. Kwok is highly regarded by many, potential patients may want to consider their own preferences for communication style and appointment pacing when deciding to see her.

Location

Address

320 DARDANELLI LN STE 27B

Los Gatos, CA 95032

Phone

4083741112
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Momentary Lab sources provider data from the CMS NPI Registry and cost data from federal Transparency in Coverage files. Reviews aggregated from Healthgrades, Vitals, WebMD, and other public sources. Learn how we verify and update healthcare information.

This page is for informational purposes only and does not constitute medical advice. Cost estimates are based on publicly available negotiated rate data and may not reflect your actual out-of-pocket cost. Always consult with your healthcare provider and insurance company for accurate cost information and medical decisions.