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DR. THERESA CHU MD
NPI 1700103371
Obstetrics & Gynecology in Gilbert, AZ

Active since April 22, 2010PECOS EnrolledAccepts Medicare Assignment
3420 S MERCY RD, GILBERT, AZ 85297(480) 895-9555(480) 895-9494 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018 (2 updates tracked since 2018).

About Dr. Theresa Chu Md NPPES

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

DR. THERESA CHU MD (NPI 1700103371) is an individual obstetrics & gynecology provider in Gilbert, Arizona, licensed in Arizona (48461) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1700103371
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. THERESA CHUCredential: MD
Location Address3420 S MERCY RDGilbert, AZ 85297-0419
Mailing Address1950 W Frye RdChandler, AZ 85224-6255 · (480) 895-9555 · Fax (480) 895-9494
Phone(480) 895-9555
Fax(480) 895-9494
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateApril 22, 2010
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
✔ NPI 1700103371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in AZ · 48461
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
3420 S MERCY RD, Gilbert, AZ 85297
Open in Google Maps ↗

Secondary Practice Locations 5

Location 11187 E Cottonwood Ln Ste BCasa Grande, AZ 85122-2957 · Phone (520) 836-1000 · Fax (520) 836-6515
Location 24545 E Chandler Blvd Ste 208Phoenix, AZ 85048-7645 · Phone (480) 961-2330 · Fax (480) 961-2332
Location 31187 E Cottonwood Ln Ste 1Casa Grande, AZ 85122-2957 · Phone (520) 836-1000 · Fax (520) 836-6515
Location 41900 W Frye RdChandler, AZ 85224-6235 · Phone (480) 895-9555 · Fax (480) 895-9494
Location 51950 W Frye RdChandler, AZ 85224-6255 · Phone (480) 895-9555 · Fax (480) 895-9494

Other Identifiers 1

Medicaid933955AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, UnitedHealthcare.Insurance ›

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. Theresa Chu Md 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 ID6305066184
PECOS Enrollment IDI20140929002048
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85297 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Breast Cancer Screening
81%305 patients4/55-star benchmark: 93%
Cervical Cancer Screening
95%1,440 patients4/55-star benchmark: 98%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
33%1,112 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
56%2,409 patients4/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients screened: 1% · 1,516 patients
1%1,516 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 18

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

AGAVE FAMILY HEALTH, PLLC
Family Medicine
3420 S MERCY RD, 113
GILBERT, AZ 85297
Maricopa County (480) 219-3346
PHOENIX CHILDREN'S HOSPITAL
Clinic/Center (Multi-Specialty)
3420 S MERCY RD, STE 121
GILBERT, AZ 85297
Maricopa County (602) 933-6262
MICHAEL D. BARRY D.O.
Internal Medicine (Cardiovascular Disease)
3420 S MERCY RD, SUITE 300
GILBERT, AZ 85297
Maricopa County (480) 955-0900
CHRISTOPHER ROBINSON DO
Family Medicine (Sports Medicine)
3420 S MERCY RD, STE 200
GILBERT, AZ 85297
Maricopa County (623) 537-5600
ARIZONA CENTER FOR DIGESTIVE HEALTH, PLLC
Clinic/Center
3420 S MERCY RD, SUITE 211
GILBERT, AZ 85297
Maricopa County (480) 507-5678
ELIZABETH ASHLEIGH DYE PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
3420 S MERCY RD
GILBERT, AZ 85297
Maricopa County (480) 728-7342
MEG MAGDALENO
Counselor (Mental Health)
3420 S MERCY RD
GILBERT, AZ 85297
Maricopa County (602) 386-9189
LAURA T SULLIVAN DPT
Physical Therapist (Orthopedic)
3420 S MERCY RD, 200
GILBERT, AZ 85297
Maricopa County (623) 537-5600

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 Theresa Chu's NPI number?

The NPI number for Theresa Chu is 1700103371. It was assigned to this individual provider in the NPPES registry on April 22, 2010.

Where is Theresa Chu located?

Theresa Chu practices at 3420 S Mercy Rd, Gilbert, AZ 85297. The listed phone number is (480) 895-9555.

What is Theresa Chu's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Theresa Chu enrolled in Medicare?

Yes. Theresa Chu 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.

What insurance does Theresa Chu accept?

Health plans from Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona and UnitedHealthcare list Theresa Chu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theresa Chu was last updated on July 21, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.