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MELANIE O CHRISTINA MD PA
NPI 1467640920
Internal Medicine in Dallas, TX

Active since October 10, 2007
8335 WALNUT HILL LN STE 215, DALLAS, TX 75231(214) 758-7480(214) 758-7481 Get Directions Write a Review

NPPES record last updated: June 25, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Melanie O Christina Md Pa NPPES

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

MELANIE O CHRISTINA MD PA (NPI 1467640920) is a healthcare organization registered as an internal medicine in Dallas, Texas and active in the NPI registry since October 2007. The organization lists Melanie Owen Christina, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1467640920
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameMELANIE O CHRISTINA MD PA
Location Address8335 WALNUT HILL LN STE 215Dallas, TX 75231-4268
Mailing Address8335 Walnut Hill Ln Ste 215Dallas, TX 75231-4268 · (214) 758-7480 · Fax (147) 587-4812
Phone(214) 758-7480
Fax(214) 758-7481
Organization SubpartNo
Authorized OfficialMelanie Owen ChristinaPhysician/owner · (214) 263-0585
Enumeration DateOctober 10, 2007
Last NPPES UpdateJune 25, 2020
NPPES CertifiedJune 25, 2020
✔ NPI 1467640920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · J3766
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
8335 WALNUT HILL LN STE 215, Dallas, TX 75231
Open in Google Maps ↗

Other Identifiers 1

Other00475ZTX · Medicare Group #

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Melanie O Christina Md Pa 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 Melanie O Christina MD PA, which bills Medicare for the services this clinician delivers.

Clinician (1)

Melanie Christina, M.D.
Internal Medicine
NPI 1003805292
8335 WALNUT HILL LN STE 215
Dallas, TX 75231
(214) 758-7480
✔ 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 Melanie O Christina MD PA's NPI number?

The NPI number for Melanie O Christina MD PA is 1467640920. It was assigned to this organization in the NPPES registry on October 10, 2007.

Where is Melanie O Christina MD PA located?

Melanie O Christina MD PA is located at 8335 Walnut Hill Ln Ste 215, Dallas, TX 75231. The listed phone number is (214) 758-7480.

What is Melanie O Christina MD PA's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Melanie O Christina MD PA enrolled in Medicare?

Yes. Melanie O Christina MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Melanie O Christina MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Melanie O Christina MD PA. 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.

When was this NPI record last updated?

The NPPES record for Melanie O Christina MD PA was last updated on June 25, 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.