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DR. ERNESTINE BUSTAMANTE M.D.
NPI 1427030469
Obstetrics & Gynecology in Chandler, AZ

Active since November 16, 2005PECOS EnrolledAccepts Medicare Assignment
1950 W FRYE RD, CHANDLER, AZ 85224(480) 895-9555(480) 961-2332 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 7, 2023, Jul 21, 2022, Mar 17, 2018 (3 updates tracked since 2018).

About Dr. Ernestine Bustamante M.d. NPPES

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

DR. ERNESTINE BUSTAMANTE M.D. (NPI 1427030469) is an individual obstetrics & gynecology provider in Chandler, Arizona, licensed in Arizona (30366) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of University Of Arizona College Of Medicine (1997).

NPPES Registry Identity

NPI1427030469
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. ERNESTINE BUSTAMANTECredential: M.D.
Location Address1950 W FRYE RDChandler, AZ 85224-6255
Mailing Address1950 W Frye RdChandler, AZ 85224-6255 · (480) 895-9555 · Fax (480) 895-9494
Phone(480) 895-9555
Fax(480) 961-2332
Sole ProprietorNo
Medical School CMSUniversity Of Arizona College Of MedicineGraduated 1997
Enumeration DateNovember 16, 2005
Last NPPES UpdateMarch 7, 20233 updates tracked since enumeration
✔ NPI 1427030469 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 · 30366
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.
1950 W FRYE RD, Chandler, AZ 85224
Open in Google Maps ↗

Secondary Practice Locations 5

Location 11900 W Frye RdChandler, AZ 85224-6235 · Phone (480) 895-9555 · Fax (480) 895-9494
Location 24545 E Chandler Blvd Ste 208Phoenix, AZ 85048-7645 · Phone (480) 961-2330 · Fax (480) 961-2332
Location 33420 S Mercy Rd Ste 221Gilbert, AZ 85297-0424 · Phone (480) 895-9555 · Fax (480) 895-9494
Location 41187 E Cottonwood Ln Ste BCasa Grande, AZ 85122-2957 · Phone (520) 836-1000 · Fax (520) 836-6515
Location 51187 E Cottonwood Ln Ste 1Casa Grande, AZ 85122-2957 · Phone (520) 836-1000 · Fax (520) 836-6515

Other Identifiers 1

Medicaid716996AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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. Ernestine Bustamante 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 ID6103804448
PECOS Enrollment IDI20040712001497
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 5

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
22 services17 patients
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous G0328
A fecal occult blood test is a screening tool for colorectal cancer. It checks for tiny amounts of blood in your stool that can't be seen with the naked eye. The immunoassay method can test 1-3 samples at once. This helps detect cancer early, when treatment is most effective.
19 services19 patients
Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
14 services14 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
14 services14 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85224 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
88%543 patients4/55-star benchmark: 93%
Cervical Cancer Screening
96%1,586 patients4/55-star benchmark: 98%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
38%1,495 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
56%2,569 patients4/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients screened: 2% · 1,721 patients
2%1,721 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 9

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

MISS EMMA LOREE PROVOST CNM
Advanced Practice Midwife
1950 W FRYE RD
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
PAULA GRIMES MCEACHEN M.D
Obstetrics & Gynecology
1950 W FRYE RD
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
JESSICA LANG FNP-C
Nurse Practitioner (Family)
1950 W FRYE RD
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
DR. CELINA TALEA REYES-HAILEY MD
Obstetrics & Gynecology
1950 W FRYE RD, BUILDING B
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
DR. SONAL GANDHI M.D., MFM
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1950 W FRYE RD
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
MRS. HEATHER NOELLE DRIGGERS N.P.
Nurse Practitioner (Women's Health)
1950 W FRYE RD, BUILDING B
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
DEANDRA L. DAGEN NP
Nurse Practitioner (Obstetrics & Gynecology)
1950 W FRYE RD
CHANDLER, AZ 85224
Maricopa County (480) 895-9555
ARIZONA OB/GYN AFFILIATES PC
Obstetrics & Gynecology
1950 W FRYE RD, BUILDING B
CHANDLER, AZ 85224
Maricopa County (480) 895-9555

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 Ernestine Bustamante's NPI number?

The NPI number for Ernestine Bustamante is 1427030469. It was assigned to this individual provider in the NPPES registry on November 16, 2005.

Where is Ernestine Bustamante located?

Ernestine Bustamante practices at 1950 W Frye Rd, Chandler, AZ 85224. The listed phone number is (480) 895-9555.

What is Ernestine Bustamante's specialty?

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

Is Ernestine Bustamante enrolled in Medicare?

Yes. Ernestine Bustamante 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 Ernestine Bustamante accept?

Health plans from Blue Cross Blue Shield of Arizona and UnitedHealthcare list Ernestine Bustamante 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 Ernestine Bustamante was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.