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

Ann Chang, MD

Internal Medicine Physician

NPI: 1952437527

4.5

11 reviews

19

Years Exp.

Fairfield

CA

Internal Medicine

Specialty

About

Dr. Ann Chang, MD, is a dedicated internal medicine physician located in Fairfield, CA. With a focus on providing long-term, comprehensive care, she manages both common and complex illnesses affecting adolescents, adults, and the elderly. Dr. Chang is well-versed in the diagnosis and treatment of a wide range of conditions, including cancer, infections, and diseases affecting the heart, kidneys, and respiratory systems.

Patients consistently express positive sentiments towards Dr. Chang, highlighting her friendly demeanor, thorough approach to care, and ability to communicate complex medical information clearly. Her attentiveness and excellent bedside manner have earned her a 4.5/5 rating from 11 reviews, reflecting high patient satisfaction with the quality of care provided.

With years of experience in the field of internal medicine, Dr. Chang's typical office visit costs range from $80 to $250. She is committed to disease prevention and wellness, ensuring her patients receive the best possible care tailored to their needs.

Practicing Since

Feb 2007

Gender

Female

Experience

19 years

CA Medical License

#A63839

Practice Type

Group Practice

NPI Number

1952437527
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. Ann Chang, 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

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 19 internal medicine physicians in Fairfield 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

4.5

11 reviews · Healthgrades

Overall, patient sentiment towards Dr. Ann Chang, MD, is predominantly positive. Many patients appreciate her friendly demeanor and thorough approach to care, highlighting her ability to explain medical conditions clearly and take the time to address their concerns. Reviewers often mention her expertise in family medicine and express satisfaction with the quality of care they receive during visits. Common themes in praise include Dr. Chang's excellent bedside manner, her attentiveness, and the supportive nature of her staff. Patients feel comfortable discussing their health issues with her, which contributes to a positive experience. Additionally, many reviewers note that she is proactive in managing their health and providing appropriate referrals when necessary. On the downside, some patients have reported longer wait times for appointments, which can be a point of frustration. A few reviews also mention challenges with office staff responsiveness, indicating that there may be room for improvement in administrative aspects of her practice. Overall, Dr. Chang is well-regarded for her medical expertise and patient care, but potential patients should consider the possibility of longer wait times when scheduling appointments.

Location

Address

1550 GATEWAY BLVD

Fairfield, CA 94533

Phone

7074274000
Similar Doctors

Other internal medicine physician in CA

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.