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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MONARCH RHEUMATOLOGY PLLC
NPI 1639830342
Internal Medicine - Rheumatology in Irving, TX

Active since January 05, 2022
1329 W WALNUT HILL LN STE 104, IRVING, TX 75038(214) 432-9664(972) 634-9363 Get Directions Write a Review

NPPES record last updated: September 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 15, 2026, Oct 12, 2022, Jan 5, 2022 (3 updates tracked since 2022).

About Monarch Rheumatology Pllc NPPES

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

MONARCH RHEUMATOLOGY PLLC (NPI 1639830342) is a healthcare organization registered as a rheumatology in Irving, Texas and active in the NPI registry since January 2022. The organization lists Waffiyah Ali Afridi, Physician, as its authorized official.

NPPES Registry Identity

NPI1639830342
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameMONARCH RHEUMATOLOGY PLLC
Location Address1329 W WALNUT HILL LN STE 104Irving, TX 75038-3270
Mailing Address1329 W Walnut Hill Ln Ste 104Irving, TX 75038-3270 · (214) 432-9664 · Fax (972) 634-9363
Phone(214) 432-9664
Fax(972) 634-9363
Organization SubpartNo
Authorized OfficialWaffiyah Ali AfridiPhysician · (214) 432-9664
Enumeration DateJanuary 5, 2022
Last NPPES UpdateSeptember 15, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2026
✔ NPI 1639830342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1329 W WALNUT HILL LN STE 104, Irving, TX 75038
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Monarch Rheumatology Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Monarch Rheumatology PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Waffiyah Afridi, M.D.
Rheumatology
NPI 1346400686
13988 DIPLOMAT DR STE 100
Farmers Branch, TX 75234
(214) 432-9664
✔ PECOS✔ Accepts Medicare5.2 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Monarch Rheumatology PLLC's NPI number?

The NPI number for Monarch Rheumatology PLLC is 1639830342. It was assigned to this organization in the NPPES registry on January 5, 2022.

Where is Monarch Rheumatology PLLC located?

Monarch Rheumatology PLLC is located at 1329 W Walnut Hill Ln Ste 104, Irving, TX 75038. The listed phone number is (214) 432-9664.

What is Monarch Rheumatology PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Monarch Rheumatology PLLC enrolled in Medicare?

Yes. Monarch Rheumatology PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Monarch Rheumatology PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Monarch Rheumatology PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Monarch Rheumatology PLLC accept?

Health plans from Molina Healthcare list Monarch Rheumatology PLLC 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 Monarch Rheumatology PLLC was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 days 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.