DR. DOREEN ROBYN LANDRUM PHD
NPI 1598871121
Psychologist - Clinical in Austin, TX
About Dr. Doreen Robyn Landrum Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DOREEN ROBYN LANDRUM PHD (NPI 1598871121) is an individual clinical provider in Austin, Texas, licensed in Texas (31351) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Texas At Austin Dell Medical School (1999).
NPPES Registry Identity
Specialties & Licenses
Accepted 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
Dr. Doreen Robyn Landrum Phd 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.
Medicare Billing Reassignment
Medicare enrollment records show Doreen Landrum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Austin, TX 78745
- Reassigned Medicare billing, Texas enrollment
- 11 clinicians in this Medicare group
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.
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.
AUSTIN, TX 78731
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 Doreen Landrum's NPI number?
The NPI number for Doreen Landrum is 1598871121. It was assigned to this individual provider in the NPPES registry on August 23, 2006.
Where is Doreen Landrum located?
Doreen Landrum practices at 1500 W 38th St Suite 53, Austin, TX 78731. The listed phone number is (512) 377-2500.
What is Doreen Landrum's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Doreen Landrum enrolled in Medicare?
Yes. Doreen Landrum 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 organization bills Medicare for Doreen Landrum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Doreen Landrum reassigns Medicare benefits to Austin Center For Therapy And Assessment (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 Doreen Landrum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Doreen Landrum accept?
Health plans from Blue Cross and Blue Shield of Texas, Cigna Healthcare, Harbor Health, Moda Health Plan, Inc. and Oscar Insurance Company and 1 other insurer list Doreen Landrum 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 Doreen Landrum was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Doreen Robyn Landrum, PHD · NPI 1598871121
Clinical provider in Austin, Texas. Individual provider, active in the CMS NPPES registry since August 23, 2006.
## Identity
- **NPI:** 1598871121 (Entity type: Individual)
- **Enumerated:** August 23, 2006
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 31351 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 W 38TH ST, SUITE 53, Austin, TX 78731-6321
- **Phone:** (512) 377-2500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Austin Center For Therapy And Assessment (NPI 1154525509, Austin, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas At Austin Dell Medical School, class of 1999
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1598871121) · Data from the CMS NPPES public registry.