CLARISSA PAULA RIBEIRO DINIZ MD
NPI 1770948523
Obstetrics & Gynecology in Scottsdale, AZ

Q: What is Clarissa Ribeiro Diniz's NPI number?

The NPI number for Clarissa Ribeiro Diniz is 1770948523. It was assigned to this individual provider in the NPPES registry on December 21, 2015.

Q: What is Clarissa Ribeiro Diniz's specialty?

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

Active since December 21, 2015PECOS EnrolledAccepts Medicare Assignment

13400 E SHEA BLVD, SCOTTSDALE, AZ 85259(480) 301-8000 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 16, 2026, May 16, 2025, May 11, 2025 and 3 more (6 updates tracked since 2015).

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About Clarissa Paula Ribeiro Diniz Md NPPES

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

CLARISSA PAULA RIBEIRO DINIZ MD (NPI 1770948523) is an individual obstetrics & gynecology provider in Scottsdale, Arizona, licensed in Arizona (75740) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Johns Hopkins University School Of Medicine (2021).

NPPES Registry Identity

NPI1770948523

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameCLARISSA PAULA RIBEIRO DINIZCredential: MD

Location Address13400 E SHEA BLVDScottsdale, AZ 85259-5499

Mailing Address2929 E Thomas RdPhoenix, AZ 85016-8034 · (602) 470-5000 · Fax (602) 470-5064

Phone(480) 301-8000

Sole ProprietorNo

Medical School CMSJohns Hopkins University School Of MedicineGraduated 2021

Enumeration DateDecember 21, 2015

Last NPPES UpdateMarch 16, 20266 updates tracked since enumeration

NPPES CertifiedMarch 16, 2026

✔ NPI 1770948523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in AZ · 75740

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.

Also ListedObstetrics & Gynecology · Urogynecology and Reconstructive Pelvic SurgeryTaxonomy 207VF0040X · License 75740 (AZ)

13400 E SHEA BLVD, Scottsdale, AZ 85259

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Secondary Practice Locations 2

Location 11111 E McDowell RdPhoenix, AZ 85006-2612 · Phone (602) 839-2000

Location 22400 S Avenue AYuma, AZ 85364-7127 · Phone (928) 344-2000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc, Imperial Insurance Companies, Inc. and more.Insurance ›

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

Clarissa Paula Ribeiro Diniz 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 ID4082133509

PECOS Enrollment IDI20250528000758

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 Reassignments

Medicare enrollment records show Clarissa Ribeiro Diniz reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mayo Clinic Arizona

0.1 mi

Multi-Specialty

13400 E SHEA BLVD
Scottsdale, AZ 85259

Reassigned Medicare billing, Arizona enrollment
1,792 clinicians in this Medicare group

NPI 1558332494 (480) 301-8000

District Medical Group, Inc

11 mi

Psychiatry

570 W BROWN RD, ADMINISTRATION
Mesa, AZ 85201

Reassigned Medicare billing, Arizona enrollment
1,490 clinicians in this Medicare group

NPI 1124251020 (480) 344-2000

Yuma Regional Medical Center

176 mi

General Acute Care Hospital

2400 S AVE A
Yuma, AZ 85364

Reassigned Medicare billing, Arizona enrollment
557 clinicians in this Medicare group

NPI 1194706655 (928) 344-2000

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 85259 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.

Other Providers at the Same Location NPPES 20

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

AMITKUMAR MEHTA MD

Internal Medicine (Hematology & Oncology)