1. Home
  2. Directory
  3. Texas
  4. Arlington
  5. Internal Medicine
  6. NPI Profile

DR. MICHAEL MENDELSON M.D.
NPI 1376545061
Internal Medicine - Gastroenterology in Arlington, TX

Active since August 11, 2005PECOS Enrolled
79.87/100
CMS Quality Rating
1001 N WALDROP DR, SUITE 509, ARLINGTON, TX 76012(817) 394-4300(817) 394-0200 Get Directions Write a Review

NPPES record last updated: May 16, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Michael Mendelson M.d. NPPES

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

DR. MICHAEL MENDELSON M.D. (NPI 1376545061) is an individual gastroenterology provider in Arlington, Texas, licensed in Texas (E9304) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376545061
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MICHAEL MENDELSONCredential: M.D.
Location Address1001 N WALDROP DR, SUITE 509Arlington, TX 76012-4705
Mailing AddressPo Box 35629Dallas, TX 75235-0629 · (214) 424-2213 · Fax (214) 231-2159
Phone(817) 394-4300
Fax(817) 394-0200
Sole ProprietorNo
Enumeration DateAugust 11, 2005
Last NPPES UpdateMay 16, 2013
✔ NPI 1376545061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · E9304
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.
1001 N WALDROP DR, Arlington, TX 76012
Open in Google Maps ↗

Other Identifiers 6

Medicare UPINC19287TX
Medicare PIN8J8291TX
Other8F7164TX · Bcbs
Other3641266TX · Aetna Id
Medicaid0353823-02TX
Medicare PINP00412806TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael Mendelson 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 Michael Mendelson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Digestive Disease Consultants, PLLC
6.2 mi
Clinical Medical Laboratory
1800 PLAZA DR
Bedford, TX 76021
  • Reassigned Medicare billing, Texas enrollment
  • 575 clinicians in this Medicare group
NPI 1275739815 (817) 310-4490

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 76012 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
$129.63 typical visit price
range $56.47 – $171.07
Typical copayment $32.40 (range $14.11 – $42.76)
Most-billed visit code 99204
Established Patient
$99.68 typical visit price
range $18.18 – $139.68
Typical copayment $24.92 (range $4.54 – $34.92)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.87/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.55
Promoting Interoperability100
Improvement Activities40
Cost64.36

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.

DR. WALDO P BRACY JR. M.D.
Internal Medicine (Gastroenterology)
1001 N WALDROP DR, STE. 509
ARLINGTON, TX 76012
Tarrant County (817) 394-4300
ARLINGTON GASTROENTEROLOGY ASSOCIATES, LLP
Internal Medicine (Gastroenterology)
1001 N WALDROP DR, SUITE 509
ARLINGTON, TX 76012
Tarrant County (817) 394-4300
KATHRYN NAUS M.D. P.A.
Internal Medicine (Rheumatology)
1001 N WALDROP DR, SUITE 601
ARLINGTON, TX 76012
Tarrant County (817) 542-0400
CHERYL E LEVINE N.P.
Nurse Practitioner
1001 N WALDROP DR, STE 509
ARLINGTON, TX 76012
Tarrant County (817) 394-4300
JOAN L BERGSTROM, MD PA
Clinic/Center (Multi-Specialty)
1001 N WALDROP DR, SUITE 505
ARLINGTON, TX 76012
Tarrant County (817) 277-9415
KIRAN K NANGRANI DO
Obstetrics & Gynecology
1001 N WALDROP DR, SUITE 505
ARLINGTON, TX 76012
Tarrant County (817) 277-9415
BRENDA PIGANELLI NP
Nurse Practitioner
1001 N WALDROP DR, SUITE 615
ARLINGTON, TX 76012
Tarrant County (817) 460-0257
DR. SHERI M PUFFER M.D.
Obstetrics & Gynecology
1001 N WALDROP DR, SUITE 505
ARLINGTON, TX 76012
Tarrant County (817) 277-9415

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 Michael Mendelson's NPI number?

The NPI number for Michael Mendelson is 1376545061. It was assigned to this individual provider in the NPPES registry on August 11, 2005.

Where is Michael Mendelson located?

Michael Mendelson practices at 1001 N Waldrop Dr Suite 509, Arlington, TX 76012. The listed phone number is (817) 394-4300.

What is Michael Mendelson's specialty?

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

Is Michael Mendelson enrolled in Medicare?

Yes. Michael Mendelson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Mendelson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Mendelson reassigns Medicare benefits to Texas Digestive Disease Consultants, PLLC (Bedford, 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 Michael Mendelson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Michael Mendelson was last updated on May 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.