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GEOFFREY WALKER MD
NPI 1306890058
Internal Medicine - Nephrology in Irving, TX

Active since May 19, 2006PECOS Enrolled
2005 W PARK DR STE 200, IRVING, TX 75061(214) 358-2300(214) 579-6984 Get Directions Write a Review

NPPES record last updated: May 6, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Geoffrey Walker Md NPPES

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

GEOFFREY WALKER MD (NPI 1306890058) is an individual nephrology provider in Irving, Texas, licensed in Texas (F5791) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1306890058
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameGEOFFREY WALKERCredential: MD
Location Address2005 W PARK DR STE 200Irving, TX 75061-2034
Mailing AddressPo Box 660132Dallas, TX 75266-0132 · (214) 358-2300 · Fax (214) 366-6127
Phone(214) 358-2300
Fax(214) 579-6984
Sole ProprietorNo
Enumeration DateMay 19, 2006
Last NPPES UpdateMay 6, 2021
NPPES CertifiedMay 6, 2021
✔ NPI 1306890058 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in TX · F5791
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2005 W PARK DR STE 200, Irving, TX 75061
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Other Identifiers 4

Other8864J1TX · Bcbs
Medicaid115885901TX
Medicaid1911275LA
Other2323067TX · Bcbs Bluelink

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Geoffrey Walker Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75061 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
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 16

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

DYANN NICOLE MINTON
Nurse Practitioner
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
CASEY VIOLETTE MS, RD, LD
Dietitian, Registered
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 366-6225
DR. SANDRA LAURIAT M.D.
Internal Medicine (Nephrology)
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
MARIA CARMINA PEREZ M.D.
Internal Medicine (Nephrology)
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
MUNDELA TSHILANDA
Nurse Practitioner
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
ARSHAD ASGHAR MD
Internal Medicine (Nephrology)
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
DR. HECTOR LUIS SANTIAGO GONZALEZ MD
Internal Medicine (Nephrology)
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300
MICHAEL NURENBERG M.D.
Internal Medicine (Nephrology)
2005 W PARK DR STE 200
IRVING, TX 75061
Dallas County (214) 358-2300

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 Geoffrey Walker's NPI number?

The NPI number for Geoffrey Walker is 1306890058. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is Geoffrey Walker located?

Geoffrey Walker practices at 2005 W Park Dr Ste 200, Irving, TX 75061. The listed phone number is (214) 358-2300.

What is Geoffrey Walker's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Geoffrey Walker enrolled in Medicare?

Yes. Geoffrey Walker is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Geoffrey Walker was last updated on May 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.