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DIANA ISABEL PRIETO M.D.
NPI 1720424567
Psychiatry & Neurology - Child & Adolescent Psychiatry in Austin, TX

Active since May 20, 2013PECOS Enrolled
4900 MUELLER BLVD, 2 SOUTH, AUSTIN, TX 78723(512) 324-3315 Get Directions Write a Review

NPPES record last updated: January 28, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 28, 2020, Mar 17, 2018, Aug 15, 2017 (3 updates tracked since 2017).

About Diana Isabel Prieto M.d. NPPES

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

DIANA ISABEL PRIETO M.D. (NPI 1720424567) is an individual child & adolescent psychiatry provider in Austin, Texas, licensed in Texas (S1232) and active in the NPI registry since May 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720424567
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameDIANA ISABEL PRIETOCredential: M.D.
Location Address4900 MUELLER BLVD, 2 SOUTHAustin, TX 78723-3079
Mailing Address4900 Mueller BlvdAustin, TX 78723-3079 · (512) 324-3315
Phone(512) 324-3315
Sole ProprietorYes
Enumeration DateMay 20, 2013
Last NPPES UpdateJanuary 28, 20203 updates tracked since enumeration
✔ NPI 1720424567 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
License✔ Licensed in TX · S1232
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
4900 MUELLER BLVD, Austin, TX 78723
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Cigna Healthcare, Harbor Health 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 (PECOS)

Diana Isabel Prieto M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

3

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

Tri-County Clinical
2.5 mi
Cardiovascular Disease
3501 MILLS AVE
Austin, TX 78731
  • Reassigned Medicare billing, Texas enrollment
  • 136 clinicians in this Medicare group
NPI 1588971477 (512) 324-2000
Mccd Fl Psychiatry Services PA
958 mi
Psychiatry
1301 RIVERPLACE BLVD STE 800
Jacksonville, FL 32207
  • Reassigned Medicare billing, Texas enrollment
  • 240 clinicians in this Medicare group
NPI 1659003457 (833) 351-8255
Mccd Psychiatry Services PLLC
1,511 mi
Psychiatry
109 W 27TH ST # 5S
New York, NY 10001
  • Reassigned Medicare billing, Texas enrollment
  • 52 clinicians in this Medicare group
NPI 1033750823 (917) 634-5311

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

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.

JENNIFER KRENA
Nurse Practitioner (Pediatrics)
4900 MUELLER BLVD
AUSTIN, TX 78723
Travis County (512) 324-0000
PATRICK EMERSON DAY MD
Pediatrics (Pediatric Cardiology)
4900 MUELLER BLVD
AUSTIN, TX 78723
Travis County (512) 324-0000
RACHEL SCHROER APRN, CPNP-PC/AC
Nurse Practitioner (Pediatrics)
4900 MUELLER BLVD
AUSTIN, TX 78723
Travis County (512) 324-0000
ARTURO VARGAS RRT
Respiratory Therapist, Registered (Neonatal/Pediatrics)
4900 MUELLER BLVD
AUSTIN, TX 78723
Travis County (512) 324-0000
NICOLE R FRIEDMAN
Student in an Organized Health Care Education/Training Program
4900 MUELLER BLVD
AUSTIN, TX 78723
Travis County (512) 324-0000
TANIA EID
Pediatrics
4900 MUELLER BLVD, SUITE 3S.066C
AUSTIN, TX 78723
Travis County (512) 324-0165
RICHARD THOMPSON
Pediatrics
4900 MUELLER BLVD, SUITE 3S.066C
AUSTIN, TX 78723
Travis County (512) 324-0165
DR. KATHRYN BRAND M.D.
Pediatrics
4900 MUELLER BLVD, SUITE 3S.066C
AUSTIN, TX 78723
Travis County (512) 324-0165

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 Prieto's NPI number?

The NPI number for Diana Prieto is 1720424567. It was assigned to this individual provider in the NPPES registry on May 20, 2013.

Where is Diana Prieto located?

Diana Prieto practices at 4900 Mueller Blvd 2 South, Austin, TX 78723. The listed phone number is (512) 324-3315.

What is Diana Prieto's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Diana Prieto enrolled in Medicare?

Yes. Diana Prieto is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Diana Prieto's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Prieto reassigns Medicare benefits to 3 organizations: Tri-County Clinical (Austin, TX), Mccd Fl Psychiatry Services PA (Jacksonville, FL) and Mccd Psychiatry Services PLLC (New York, NY). 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 Prieto's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Prieto accept?

Health plans from Blue Cross and Blue Shield of Texas, Cigna Healthcare, Harbor Health, Moda Health Plan, Inc. and Sendero Health Plans, Local Nonprofit and 1 other insurer list Diana Prieto 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 Prieto was last updated on January 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.