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MCKINNEY ADULT MEDICINE PA
NPI 1619102530
Internal Medicine in Mckinney, TX

Active since May 21, 2009
4501 MEDICAL CENTER DR STE 200, MCKINNEY, TX 75069(972) 547-0352 Get Directions Write a Review

NPPES record last updated: May 21, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mckinney Adult Medicine Pa NPPES

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

MCKINNEY ADULT MEDICINE PA (NPI 1619102530) is a healthcare organization registered as an internal medicine in Mckinney, Texas and active in the NPI registry since May 2009. The organization lists Michael Joseph Parisi, Owner, as its authorized official.

NPPES Registry Identity

NPI1619102530
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameMCKINNEY ADULT MEDICINE PA
Location Address4501 MEDICAL CENTER DR STE 200Mckinney, TX 75069-6801
Mailing Address4501 Medical Center Dr Ste 200Mckinney, TX 75069-6801 · (972) 547-0352
Phone(972) 547-0352
Organization SubpartNo
Authorized OfficialMichael Joseph ParisiOwner · (972) 547-0352
Enumeration DateMay 21, 2009
✔ NPI 1619102530 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 · K3381
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.
4501 MEDICAL CENTER DR STE 200, Mckinney, TX 75069
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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, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mckinney Adult Medicine Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20040908000427Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Mckinney Adult Medicine PA, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Michael Parisi, DO
Internal Medicine
NPI 1447228713
4501 MEDICAL CENTER DR
Mckinney, TX 75069
(972) 547-0352
✔ PECOS✔ Accepts MedicareSame address
Elena Walker, NP
Nurse Practitioner
NPI 1811305485
2515 BUSINESS CENTER DR
Pearland, TX 77584
(713) 442-7200
✔ PECOS259 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 Mckinney Adult Medicine PA's NPI number?

The NPI number for Mckinney Adult Medicine PA is 1619102530. It was assigned to this organization in the NPPES registry on May 21, 2009.

Where is Mckinney Adult Medicine PA located?

Mckinney Adult Medicine PA is located at 4501 Medical Center Dr Ste 200, Mckinney, TX 75069. The listed phone number is (972) 547-0352.

What is Mckinney Adult Medicine PA's specialty?

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

Is Mckinney Adult Medicine PA enrolled in Medicare?

Yes. Mckinney Adult Medicine PA is registered in the Medicare PECOS enrollment system.

When is Mckinney Adult Medicine PA's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Mckinney Adult Medicine PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Mckinney Adult Medicine PA, in Internal Medicine and Nurse Practitioner. 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. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mckinney Adult Medicine PA was last updated on May 21, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.