Anna Chang, MD
Internal Medicine Physician · Concord, California
NPI: 1568402931
4.8
127 reviews · Healthgrades
$293
First visit · CPT 99204
$228
Follow-up · CPT 99214
Concord
California · 9 visit types priced
What You’d Pay
The negotiated rate is the whole bill for a visit with Dr. Chang; there is no separate list price on top. How much of it lands on you depends on which of three situations your plan puts you in.
Visit
Deductible not met
Met, 20% coinsurance
Copay plan
First visit
New patient visit, 45–59 min · CPT: 99204
Follow-up
Follow-up visit, 30–39 min · CPT: 99214
Annual physical
Annual physical, age 40–64 · CPT: 99396
Usually $0: in-network preventive visits are covered in full. Add-ons or a problem discussed during the visit are billed separately.
Coinsurance is shown at 20%, the most common in-network share; yours may be 10–40%. Primary care copays typically run $20–$50. Out-of-network or non-UnitedHealthcare plans will differ.
Not every visit needs an office. The Momentary app is AI primary care with real doctors, $19.99 a month for unlimited visits, prescriptions, lab orders and referrals; less than one $228 follow-up here.
Get the Momentary appNegotiated Rates
A new patient visit (45–59 min, CPT 99204) with Dr. Chang has a UnitedHealthcare negotiated rate of $293, in line with the Concord median and 12% above the California median of $262. A routine follow-up (CPT 99214) is $228. These are the in-network prices UnitedHealthcare published for Dr. Chang’s own NPI in February 2026; what you owe depends on your plan.
Office visits
Problem-focused appointments, priced by length and complexity. Most routine follow-ups bill as 99213 or 99214.
New patient$198–$387
30–44 min99203
within 5% of Concord median ($198)
$198
45–59 min99204
within 5% of Concord median ($293)
$293
60–74 min99205
within 5% of Concord median ($387)
$387
Follow-up (established patient)$44–$319
Nurse visit99211
25% above California median ($35)
$44
20–29 min99213
within 5% of Concord median ($162)
$162
30–39 min99214
within 5% of Concord median ($228)
$228
40–54 min99215
within 5% of Concord median ($319)
$319
Annual physicals and preventive visits
Wellness visits by age band. Covered in full in-network on almost all plans; the rate matters when a problem raised during the physical is billed as a separate visit.
Established patient$189–$222
Age 5–1199393
7% above California median ($176)
$189
Age 40–6499396
6% above California median ($210)
$222
In-office add-ons and telehealth
Billed on top of a visit, plus phone or portal visits.
Billed on top of a visit$7–$33
Vaccine administration, first vaccine90471
$31
Vaccine administration, each additional vaccine90472
$23
Electrocardiogram (ECG) with interpretation93000
$26
Urinalysis, dipstick81002
$7
Rapid flu test87804
$33
Rapid strep test87880
$33
Hospital and emergency rates
Contract codes that do not apply to an office visit, including hospital, emergency and consult work this doctor may never bill. Shown for completeness.
Hospital, emergency and consult codes$119–$362
Initial hospital care, low complexity99221
$167
Initial hospital care, moderate complexity99222
$226
Initial hospital care, high complexity99223
$332
Subsequent hospital care, moderate complexity99232
$119
Subsequent hospital care, high complexity99233
$172
Hospital discharge, more than 30 minutes99239
$179
Critical care, first 30–74 minutes99291
$362
Rates are the median across UnitedHealthcare’s plan files for this doctor and code; where plans pay different amounts the range is shown underneath. The comparison is against the median among doctors listed on this site in the same city (when at least three report the code), otherwise statewide. Position counts every listed doctor in the city, lowest rate first.
Patient Reviews
4.8
Mostly positive · 127 reviews on Healthgrades
Reviews checked March 2026
Patients praise
- Excellent communication skills
- Thorough and attentive
- Does not rush appointments
Patients criticize
- Low office cleanliness
- Staff courtesy issues
- Scheduling flexibility problems
Themes and ratings come from public listings on Healthgrades; we do not collect or host reviews.
California Market
California internal medicine physicians with a published rate for new patient visit (45–59 min), cheapest first, with their public rating alongside. The cheapest and most expensive are always included, plus those priced closest to Dr. Chang.
Doctor
New patient visit, 45–59 min
Follow-up
Rating
Dr. Anna Chang, MD this page
4.8 (127)
$293
New patient visit, 45–59 min
$228
follow-up
4.8
127 reviews
Same Contract
The same billing entity negotiates one UnitedHealthcare rate schedule for all of its doctors, so 1 other doctor listed in Concord has the same prices as Dr. Chang. Pick among them on fit, availability and reviews; the bill will be the same.
About
Specialty
Internal Medicine Physician
Credentials
MD
NPI Number
1568402931CA Medical License
#A69618In Federal Registry Since
2006
Gender
Female
Practice Type
Group Practice
NPIs were first issued in 2005, so the registry date is a floor on years in practice, not a measure of it. License status is verifiable with the Medical Board of California.
Location
Address
2700 GRANT ST
SUITE 200
Concord, CA 94520
Phone
(925) 687-8860Questions
- How much does a first visit with Dr. Chang cost?
- Dr. Chang's negotiated rate with UnitedHealthcare for a new patient office visit, moderate-complexity decision-making, 45–59 minutes is $293, in line with the Concord median and 12% above the California median of $262. This is the total the insurer and patient pay together; if you have not met your deductible you may owe all of it, and with a copay plan you pay only the copay.
- How much is a follow-up visit with Dr. Chang?
- An established patient office visit, moderate-complexity decision-making, 30–39 minutes is $228, in line with the Concord median and 18% above the California median of $194. Most routine primary care follow-ups are billed as 99213 or 99214.
- Does Dr. Chang accept UnitedHealthcare?
- These rates were published in UnitedHealthcare's in-network price transparency file in February 2026, which indicates Dr. Chang was in at least one UnitedHealthcare network at that time. Networks change and vary by plan, so confirm with the office at (925) 687-8860 before booking.