MARIA A. RODRIGUEZ BALLESTAS M.D.
NPI 1669768420
Obstetrics & Gynecology in San Jose, CA

Q: What is Maria Rodriguez Ballestas's NPI number?

The NPI number for Maria Rodriguez Ballestas is 1669768420. It was assigned to this individual provider in the NPPES registry on June 21, 2011.

Q: What is Maria Rodriguez Ballestas's specialty?

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

Active since June 21, 2011PECOS EnrolledAccepts Medicare Assignment

2400 SAMARITAN DR STE 105, SAN JOSE, CA 95124(408) 523-3870 Get Directions Write a Review

NPPES record last updated: June 8, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 8, 2020, May 22, 2020, May 16, 2020 and 1 more (4 updates tracked since 2016).

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About Maria A. Rodriguez Ballestas M.d. NPPES

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

MARIA A. RODRIGUEZ BALLESTAS M.D. (NPI 1669768420) is an individual obstetrics & gynecology provider in San Jose, California, licensed in California (A128978) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1669768420

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameMARIA A. RODRIGUEZ BALLESTASCredential: M.D.

Location Address2400 SAMARITAN DR STE 105San Jose, CA 95124-3910

Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (408) 523-3870

Phone(408) 523-3870

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateJune 21, 2011

Last NPPES UpdateJune 8, 20204 updates tracked since enumeration

NPPES CertifiedJune 8, 2020

✔ NPI 1669768420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

Licenses✔ Licensed in CA · A128978✔ Licensed in SC · 38711

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.

2400 SAMARITAN DR STE 105, San Jose, CA 95124

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Other Identifiers 1

Medicaid387110SC

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria A. Rodriguez Ballestas 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 ID3577820133

PECOS Enrollment IDI20200421001915

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.

Medicare Billing Reassignment

Medicare enrollment records show Maria Rodriguez Ballestas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sutter Bay Medical Foundation

0.3 mi

Ambulatory Surgical

2506 SAMARITAN CT
San Jose, CA 95124

Reassigned Medicare billing, California enrollment
Also billed through NPI 1043654486 (California), NPI 1982845186 (California), NPI 1013950807 (California)
184 clinicians in this Medicare group

NPI 1033817168 (408) 203-3941

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95124 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

$156.67 typical visit price

range $70.37 – $206.04

Typical copayment $39.16 (range $17.59 – $51.51)

Most-billed visit code 99204

Established Patient

$86.56 typical visit price

range $23.96 – $169.60

Typical copayment $21.64 (range $5.99 – $42.40)

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.

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

Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer

80%168 patients4/55-star benchmark: 92%

Cervical Cancer Screening

Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…

89%938 patients

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

46%968 patients2/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 98% · 699 patients

Patients tobacco: 17% · 112 patients

80%699 patients4/55-star benchmark: 98%

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 7

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

EMILY R CHAMBERLIN NP

Nurse Practitioner