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DR. DOUGLAS CHANG M.D.
NPI 1295766889
Psychiatry & Neurology - Neurology in Foothill Ranch, CA

Active since July 05, 2006PECOS EnrolledAccepts Medicare Assignment
26730 TOWNE CENTRE DR, SUITE 202, FOOTHILL RANCH, CA 92610(949) 600-7887(949) 600-7889 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Douglas Chang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DOUGLAS CHANG M.D. (NPI 1295766889) is an individual neurology provider in Foothill Ranch, California, licensed in California (G63764) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1976).

NPPES Registry Identity

NPI1295766889
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. DOUGLAS CHANGCredential: M.D.
Location Address26730 TOWNE CENTRE DR, SUITE 202Foothill Ranch, CA 92610-2842
Mailing Address26730 Towne Centre Dr, Suite 202Foothill Ranch, CA 92610-2842 · (949) 600-7887 · Fax (949) 600-7889
Phone(949) 600-7887
Fax(949) 600-7889
Sole ProprietorYes
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1976
Enumeration DateJuly 5, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1295766889 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · G63764
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
26730 TOWNE CENTRE DR, Foothill Ranch, CA 92610
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Other Identifiers 3

Medicare UPINF01037CA
Medicaid00G637640CA
Medicare ID-Type UnspecifiedG63764CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Douglas Chang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911901491
PECOS Enrollment IDI20060914000587
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
130 services52 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
53 services50 patients
Measurement of brain wave activity (eeg), awake and drowsy 95816
Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.
45 services37 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92610 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AVICENNA DIETETICS LLC
Dietitian, Registered
26730 TOWNE CENTRE DR
FOOTHILL RANCH, CA 92610
Orange County (800) 954-8000
ABC CHILDREN'S CLINIC INC.
Pediatrics
26730 TOWNE CENTRE DR, SUITE 102
FOOTHILL RANCH, CA 92610
Orange County (949) 380-1234
DR. MARYAM MICHELLE PEAROSE D.D.S.
Dentist (Pediatric Dentistry)
26730 TOWNE CENTRE DR, SUITE 106
FOOTHILL RANCH, CA 92610
Orange County (949) 716-2800

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Douglas Chang's NPI number?

The NPI number for Douglas Chang is 1295766889. It was assigned to this individual provider in the NPPES registry on July 5, 2006.

Where is Douglas Chang located?

Douglas Chang practices at 26730 Towne Centre Dr Suite 202, Foothill Ranch, CA 92610. The listed phone number is (949) 600-7887.

What is Douglas Chang's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Douglas Chang enrolled in Medicare?

Yes. Douglas Chang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Douglas Chang was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.