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DR. SANDRA NIETO MD
NPI 1003830258
Obstetrics & Gynecology in Montebello, CA

Active since July 27, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D2311816 · Waiver
433 N 4TH ST STE 211, MONTEBELLO, CA 90640(323) 786-8333(323) 967-6067 Get Directions Write a Review

NPPES record last updated: September 5, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 5, 2022, Feb 3, 2017 (2 updates tracked since 2017).

About Dr. Sandra Nieto Md NPPES

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

DR. SANDRA NIETO MD (NPI 1003830258) is an individual obstetrics & gynecology provider in Montebello, California, licensed in California (A84185) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through September 29, 2026, and is a graduate of Creighton University School Of Medicine (2000).

NPPES Registry Identity

NPI1003830258
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. SANDRA NIETOCredential: MD
Location Address433 N 4TH ST STE 211Montebello, CA 90640-4309
Mailing Address8531 Via Sierra Ramal AveWhittier, CA 90605-1246 · (323) 786-8833 · Fax (323) 967-6067
Phone(323) 786-8333
Fax(323) 967-6067
Sole ProprietorYes
Medical School CMSCreighton University School Of MedicineGraduated 2000
Enumeration DateJuly 27, 2006
Last NPPES UpdateSeptember 5, 20222 updates tracked since enumeration
NPPES CertifiedSeptember 5, 2022
✔ NPI 1003830258 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A84185
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.
433 N 4TH ST STE 211, Montebello, CA 90640
Open in Google Maps ↗

Other Identifiers 2

OtherAR026ACA · Medicare Ptan
Other1003830258CA · Npi

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. Sandra Nieto 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 ID6800815960
PECOS Enrollment IDI20051117000442
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2311816

Sandra Nieto, MD · Montebello, CA
Active · expires Sep 29, 2026
CLIA Number05D2311816
Laboratory TypePhysician Office
Certificate Effective DateSeptember 30, 2024
Certificate Expiration DateSeptember 29, 2026
Laboratory DirectorSandra Nieto
Laboratory Phone(323) 786-8833
Laboratory LocationSandra Nieto, MD433 N St Ste # 211, Montebello, CA 90640
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims

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.
60 services37 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90640 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

Other Providers at the Same Location NPPES

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

SANDRA NIETO, MD, A MEDICAL CORPORATION
Obstetrics & Gynecology
433 N 4TH ST STE 211
MONTEBELLO, CA 90640
Los Angeles County (323) 786-8833

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 Sandra Nieto's NPI number?

The NPI number for Sandra Nieto is 1003830258. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Sandra Nieto located?

Sandra Nieto practices at 433 N 4th St Ste 211, Montebello, CA 90640. The listed phone number is (323) 786-8333.

What is Sandra Nieto's specialty?

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

Is Sandra Nieto enrolled in Medicare?

Yes. Sandra Nieto 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.

Does Sandra Nieto hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2311816) is associated with this NPI, valid through September 29, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Sandra Nieto was last updated on September 5, 2022. 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.