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GREG ALAESTANTE DO PC
NPI 1295456481
Family Medicine in Mesa, AZ

Active since September 07, 2022CLIA 03D0530396 · Waiver
2204 S DOBSON RD STE 202, MESA, AZ 85202(480) 912-3510(480) 912-3514 Get Directions Write a Review

NPPES record last updated: January 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 29, 2026, Sep 7, 2022 (2 updates tracked since 2022).

About Greg Alaestante Do Pc NPPES

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

GREG ALAESTANTE DO PC (NPI 1295456481) is a healthcare organization registered as a family medicine in Mesa, Arizona and active in the NPI registry since September 2022. The organization holds a CLIA Waiver certificate valid through February 10, 2028 and lists Greg B Alaestate, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1295456481
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameGREG ALAESTANTE DO PC
Location Address2204 S DOBSON RD STE 202Mesa, AZ 85202-6457
Mailing Address2204 S Dobson Rd Ste 202Mesa, AZ 85202-6457 · (480) 912-3510 · Fax (480) 912-3514
Phone(480) 912-3510
Fax(480) 912-3514
Organization SubpartNo
Authorized OfficialGreg B AlaestatePhysician/owner · (480) 326-8348
Enumeration DateSeptember 7, 2022
Last NPPES UpdateJanuary 29, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 29, 2026
✔ NPI 1295456481 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
2204 S DOBSON RD STE 202, Mesa, AZ 85202
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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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Greg Alaestante Do Pc 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 Greg Alaestante Do PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Greg Alaestante, DO
Family Practice
NPI 1710247887
9225 N 3RD ST STE 300
Phoenix, AZ 85020
(602) 445-0751
✔ PECOS✔ Accepts Medicare17 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 03D0530396

Greg Alaestante Do PC · Mesa, AZ
Active · expires Feb 10, 2028
CLIA Number03D0530396
Laboratory TypePhysician Office
Certificate Effective DateFebruary 11, 2026
Certificate Expiration DateFebruary 10, 2028
Laboratory DirectorGreg Alaestante
Laboratory Phone(480) 912-3510
Laboratory LocationGreg Alaestante Do PC2204 S Dobson Rd Ste 202, Mesa, AZ 85202
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Greg Alaestante Do PC's NPI number?

The NPI number for Greg Alaestante Do PC is 1295456481. It was assigned to this organization in the NPPES registry on September 7, 2022.

Where is Greg Alaestante Do PC located?

Greg Alaestante Do PC is located at 2204 S Dobson Rd Ste 202, Mesa, AZ 85202. The listed phone number is (480) 912-3510.

What is Greg Alaestante Do PC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Greg Alaestante Do PC enrolled in Medicare?

Yes. Greg Alaestante Do PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Greg Alaestante Do PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Greg Alaestante Do PC. 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.

Does Greg Alaestante Do PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 03D0530396) is associated with this NPI, valid through February 10, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Greg Alaestante Do PC was last updated on January 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.