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DR. FORREST T GNAGI M.D.
NPI 1962797597
Pediatrics in Austin, TX

Active since June 11, 2011PECOS Enrolled
1600 W 38TH ST STE 100, AUSTIN, TX 78731(512) 458-5323(512) 458-2030 Get Directions Write a Review

NPPES record last updated: October 11, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 11, 2023, Jul 23, 2019, Sep 30, 2015 (3 updates tracked since 2015).

About Dr. Forrest T Gnagi M.d. NPPES

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

DR. FORREST T GNAGI M.D. (NPI 1962797597) is an individual pediatrics provider in Austin, Texas, licensed in Texas (U0120) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962797597
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. FORREST T GNAGICredential: M.D.
Location Address1600 W 38TH ST STE 100Austin, TX 78731-6404
Mailing Address1600 W 38th St Ste 100Austin, TX 78731-6404 · (512) 458-5323 · Fax (512) 458-2030
Phone(512) 458-5323
Fax(512) 458-2030
Sole ProprietorNo
Enumeration DateJune 11, 2011
Last NPPES UpdateOctober 11, 20233 updates tracked since enumeration
NPPES CertifiedOctober 11, 2023
✔ NPI 1962797597 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in TX · U0120✔ Licensed in AZ · 48923
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1600 W 38TH ST STE 100, Austin, TX 78731
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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)

Dr. Forrest T Gnagi 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 Reassignment

Medicare enrollment records show Forrest Gnagi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dell Children's Medical Group
2.6 mi
Pediatrics
1301 BARBARA JORDAN BLVD STE 200
Austin, TX 78723
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Dell Childrens Medical Group
  • 576 clinicians in this Medicare group
NPI 1326072943 (512) 628-1800

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 78731 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
$89.03 typical visit price
range $57.88 – $174.00
Typical copayment $22.25 (range $14.47 – $43.50)
Most-billed visit code 99203
Established Patient
$101.65 typical visit price
range $18.88 – $142.23
Typical copayment $25.41 (range $4.72 – $35.55)
Most-billed visit code 99214
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 17

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

MARGOT MARTINO M.D.
Pediatrics
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
AMBER MERCER MSN, RN, CPNP-PC
Nurse Practitioner (Pediatrics)
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-2030
CHRISTINE MARIE KASBARIAN MD
Pediatrics
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
BROOKE ELIZABETH GONZALEZ RN, PNP
Nurse Practitioner (Pediatrics)
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
LEIGHANN AUSTIN CROFT RN, CPNP
Nurse Practitioner (Pediatrics)
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
MRS. PAULINA BRYANA GARZA APRN, CPNP-PC
Nurse Practitioner (Pediatrics)
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
ASHLEY M GONZALEZ MD
Pediatrics
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323
ELIZABETH LIEBERT
Nurse Practitioner (Pediatrics)
1600 W 38TH ST STE 100
AUSTIN, TX 78731
Travis County (512) 458-5323

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 Forrest Gnagi's NPI number?

The NPI number for Forrest Gnagi is 1962797597. It was assigned to this individual provider in the NPPES registry on June 11, 2011.

Where is Forrest Gnagi located?

Forrest Gnagi practices at 1600 W 38th St Ste 100, Austin, TX 78731. The listed phone number is (512) 458-5323.

What is Forrest Gnagi's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Forrest Gnagi enrolled in Medicare?

Yes. Forrest Gnagi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Forrest Gnagi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Forrest Gnagi reassigns Medicare benefits to Dell Children's Medical Group (Austin, TX). The 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 Forrest Gnagi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Forrest Gnagi accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Forrest Gnagi 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 Forrest Gnagi was last updated on October 11, 2023. 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.