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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DIANA T. ANDRES MD
NPI 1396207072
Obstetrics & Gynecology in Phoenix, AZ

Active since April 02, 2019PECOS EnrolledAccepts Medicare Assignment
500 W THOMAS RD, STE 720 AND STE 730, PHOENIX, AZ 85013(602) 406-3715(602) 406-4011 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 7, 2026, Nov 1, 2023, Apr 2, 2019 (3 updates tracked since 2019).

About Diana T. Andres Md NPPES

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

DIANA T. ANDRES MD (NPI 1396207072) is an individual obstetrics & gynecology provider in Phoenix, Arizona, licensed in Arizona (69862) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Gilbert, and is a graduate of University Of Nevada School Of Medicine (2019).

NPPES Registry Identity

NPI1396207072
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDIANA T. ANDRESCredential: MD
Location Address500 W THOMAS RD, STE 720 AND STE 730Phoenix, AZ 85013
Mailing AddressPo Box 33269Phoenix, AZ 85067-3269 · (602) 406-4786 · Fax (916) 636-4358
Phone(602) 406-3715
Fax(602) 406-4011
Sole ProprietorNo
Medical School CMSUniversity Of Nevada School Of MedicineGraduated 2019
Enumeration DateApril 2, 2019
Last NPPES UpdateOctober 7, 20263 updates tracked since enumeration
NPPES CertifiedOctober 7, 2026
✔ NPI 1396207072 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 · 69862
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.
500 W THOMAS RD, Phoenix, AZ 85013
Open in Google Maps ↗

Secondary Practice Location 1

Location 11760 E Pecos Rd Ste 516Gilbert, AZ 85295-3205 · Phone (480) 821-3600 · Fax (480) 543-2033

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, UnitedHealthcare.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

Diana T. Andres 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 ID8628415437
PECOS Enrollment IDI20240327004157
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

2

Medicare enrollment records show Diana Andres reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sjhmc Physician Services
0.1 mi
Multi-Specialty
350 W THOMAS RD
Phoenix, AZ 85013
  • Reassigned Medicare billing, Arizona enrollment
  • 773 clinicians in this Medicare group
NPI 1326098005 (602) 406-3729
Momdoc, LLC
17 mi
Obstetrics & Gynecology
2055 W FRYE RD STE 9
Chandler, AZ 85224
  • Reassigned Medicare billing, Arizona enrollment
  • 52 clinicians in this Medicare group
NPI 1184780355 (480) 821-3600

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 85013 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.

MOUSTAFA I HAZIN D.O.
Internal Medicine
500 W THOMAS RD, SUITE 900
PHOENIX, AZ 85013
Maricopa County (602) 406-5590
PERINATAL CARE ASSOCIATES, PC
Obstetrics & Gynecology (Maternal & Fetal Medicine)
500 W THOMAS RD, SUITE 870
PHOENIX, AZ 85013
Maricopa County (602) 263-0222
ALISON DANIELLE KIRK M.D.
Pediatrics
500 W THOMAS RD, SUITE 870
PHOENIX, AZ 85013
Maricopa County (623) 583-3001
MS. LEONORA RENDA R.D.N.
Dietitian, Registered
500 W THOMAS RD, SUITE 650
PHOENIX, AZ 85013
Maricopa County (602) 406-4658
SARA BRENZA FNP-BC
Nurse Practitioner (Family)
500 W THOMAS RD, STE 300
PHOENIX, AZ 85013
Maricopa County (602) 406-8000
DARLENE MARIE SALAS A.N.P.
Nurse Practitioner (Adult Health)
500 W THOMAS RD, SUITE 900
PHOENIX, AZ 85013
Maricopa County (602) 406-3540
MARGARET L YANCY NP
Nurse Practitioner (Adult Health)
500 W THOMAS RD, SUITE 730
PHOENIX, AZ 85013
Maricopa County (602) 406-4628
MARLA ANNE VOGT-ROBERTS CNM
Advanced Practice Midwife
500 W THOMAS RD, STE 720 AND STE 730
PHOENIX, AZ 85013
Maricopa County (602) 406-3715

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 Diana Andres's NPI number?

The NPI number for Diana Andres is 1396207072. It was assigned to this individual provider in the NPPES registry on April 2, 2019.

Where is Diana Andres located?

Diana Andres practices at 500 W Thomas Rd Ste 720 And Ste 730, Phoenix, AZ 85013. The listed phone number is (602) 406-3715.

What is Diana Andres's specialty?

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

Is Diana Andres enrolled in Medicare?

Yes. Diana Andres 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.

Which organizations bill Medicare for Diana Andres's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Andres reassigns Medicare benefits to 2 organizations: Sjhmc Physician Services (Phoenix, AZ) and Momdoc, LLC (Chandler, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Andres's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Andres accept?

Health plans from Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and UnitedHealthcare list Diana Andres 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 Diana Andres was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.