DR. GREG WAYNE GALLER MD
NPI 1548356827
Internal Medicine - Gastroenterology in Houston, TX

Active since October 05, 2006PECOS EnrolledAccepts Medicare Assignment
2727 W HOLCOMBE BLVD, 3RD FLOOR, HOUSTON, TX 77025(713) 442-0000 Get Directions Write a Review

NPPES record last updated: April 22, 2020. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Apr 22, 2020, Dec 27, 2016 (2 updates tracked since 2016).

About Dr. Greg Wayne Galler Md NPPES

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

DR. GREG WAYNE GALLER MD (NPI 1548356827) is an individual gastroenterology provider in Houston, Texas, licensed in Texas (J6111) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (1986).

NPPES Registry Identity

NPI1548356827
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. GREG WAYNE GALLERCredential: MD
Location Address2727 W HOLCOMBE BLVD, 3RD FLOORHouston, TX 77025-1669
Mailing Address11511 Shadow Creek PkwyPearland, TX 77584-7298 · (713) 442-0000
Sole ProprietorNo
Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 1986
Enumeration DateOctober 5, 2006
Last NPPES UpdateApril 22, 20202 updates tracked since enumeration
NPPES CertifiedApril 22, 2020
NPI 1548356827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in TX · J6111
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License J6111 (TX)
2727 W HOLCOMBE BLVD, Houston, TX 77025

Secondary Practice Location 1

Location 11111 Augusta DrHouston, TX 77057-2209 · Phone (713) 442-2400

Other Identifiers 3

Medicaid105644202TX
Medicaid105644204TX
Medicaid105644203TX

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Greg Wayne Galler 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 ID7113814534
PECOS Enrollment IDI20040301001209
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 77025 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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 20

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

Optometrist
2727 W HOLCOMBE BLVD, 4TH FLOOR, OPTOMETRY
HOUSTON, TX 77025
Internal Medicine (Pulmonary Disease)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Physical Medicine & Rehabilitation
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Physician Assistant (Surgical)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Speech-Language Pathologist
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Clinic/Center (Multi-Specialty)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Psychiatry & Neurology (Neurology)
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025
Audiologist
2727 W HOLCOMBE BLVD
HOUSTON, TX 77025

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 Greg Galler's NPI number?

The NPI number for Greg Galler is 1548356827. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Greg Galler located?

Greg Galler practices at 2727 W Holcombe Blvd 3rd Floor, Houston, TX 77025. The listed phone number is (713) 442-0000.

What is Greg Galler's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Greg Galler enrolled in Medicare?

Yes. Greg Galler 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.

When was this NPI record last updated?

The NPPES record for Greg Galler was last updated on April 22, 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.