MUMTAZ MEDICAL SERVICES LLC
NPI 1316638281
Internal Medicine - Nephrology in Coppell, TX

Q: What is Mumtaz Medical Services LLC's NPI number?

The NPI number for Mumtaz Medical Services LLC is 1316638281. It was assigned to this organization in the NPPES registry on May 19, 2023. The provider is doing business as Umber Internal Medicine and Nephrology.

Q: What is Mumtaz Medical Services LLC's specialty?

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

Active since May 19, 2023

809 S MACARTHUR BLVD STE 400, COPPELL, TX 75019(469) 498-2000(469) 498-3000 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 5, 2025, Jun 26, 2024, Nov 1, 2023 and 2 more (5 updates tracked since 2023).

On this page

About Mumtaz Medical Services Llc NPPES

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

MUMTAZ MEDICAL SERVICES LLC (NPI 1316638281), doing business as Umber Internal Medicine And Nephrology, is a healthcare organization registered as a nephrology in Coppell, Texas and active in the NPI registry since May 2023. The organization lists Afia Umber, Ceo, as its authorized official.

NPPES Registry Identity

NPI1316638281

Entity TypeOrganization

Primary Taxonomy207RN0300X

Legal Business NameMUMTAZ MEDICAL SERVICES LLC

Location Address809 S MACARTHUR BLVD STE 400Coppell, TX 75019-4261

Mailing Address3507 University Park LnIrving, TX 75062-6590 · (972) 948-8735

Phone(469) 498-2000

Fax(469) 498-3000

Organization SubpartNo

Authorized OfficialAfia UmberCeo · (469) 498-2000

Enumeration DateMay 19, 2023

Last NPPES UpdateAugust 5, 20255 updates tracked since enumeration

NPPES CertifiedAugust 5, 2025

✔ NPI 1316638281 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

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.

809 S MACARTHUR BLVD STE 400, Coppell, TX 75019

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Other Names 1

Doing Business AsUmber Internal Medicine And Nephrology

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 Blue Cross and Blue Shield of Texas, Molina Healthcare, WellPoint.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)

Mumtaz Medical Services Llc 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 Mumtaz Medical Services LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Afia Umber, M.D.

Internal Medicine

NPI 1902057383

809 S MACARTHUR BLVD STE 400
Coppell, TX 75019

(469) 498-2000

✔ PECOS✔ Accepts MedicareSame address

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 Mumtaz Medical Services LLC's NPI number?

The NPI number for Mumtaz Medical Services LLC is 1316638281. It was assigned to this organization in the NPPES registry on May 19, 2023. The provider is doing business as Umber Internal Medicine and Nephrology.

Where is Mumtaz Medical Services LLC located?

Mumtaz Medical Services LLC is located at 809 S Macarthur Blvd Ste 400, Coppell, TX 75019. The listed phone number is (469) 498-2000.

What is Mumtaz Medical Services LLC's specialty?

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

Is Mumtaz Medical Services LLC enrolled in Medicare?

Yes. Mumtaz Medical Services LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mumtaz Medical Services LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Mumtaz Medical Services LLC. 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 Mumtaz Medical Services LLC accept?

Health plans from Blue Cross and Blue Shield of Texas, Molina Healthcare and WellPoint list Mumtaz Medical Services LLC 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 Mumtaz Medical Services LLC was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.