DR. GREGORIS ELIAS NUNEZ M.D.
NPI 1679555163
Obstetrics & Gynecology in Weslaco, TX

Active since November 18, 2005PECOS EnrolledAccepts Medicare Assignment
1604 E 8TH ST, SUITE B, WESLACO, TX 78596(956) 973-9717(956) 973-9916 Get Directions Write a Review

NPPES record last updated: August 16, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Gregoris Elias Nunez M.d. NPPES

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

DR. GREGORIS ELIAS NUNEZ M.D. (NPI 1679555163) is an individual obstetrics & gynecology provider in Weslaco, Texas, licensed in Texas (L0463) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1992).

NPPES Registry Identity

NPI1679555163
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. GREGORIS ELIAS NUNEZCredential: M.D.
Location Address1604 E 8TH ST, SUITE BWeslaco, TX 78596-5587
Mailing Address1604 E 8th St, Suite BWeslaco, TX 78596-5587 · (956) 973-9717 · Fax (956) 973-9916
Fax(956) 973-9916
Sole ProprietorYes
Medical School CMSOtherGraduated 1992
Enumeration DateNovember 18, 2005
Last NPPES UpdateAugust 16, 2010
✔ NPI 1679555163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in TX · L0463
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1604 E 8TH ST, Weslaco, TX 78596

Other Identifiers 2

Medicare ID-Type Unspecified8626B6TX
Medicaid096974303TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregoris Elias Nunez M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557335445
PECOS Enrollment IDI20110208000416
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Gregoris Nunez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gynecology
1604 E 8TH ST STE B
Weslaco, TX 78596
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Gregoris E Nunez MD PA
  • 2 clinicians in this Medicare group
Obstetrics & Gynecology
7121 S PADRE ISLAND DR STE 200
Corpus Christi, TX 78412
  • Reassigned Medicare billing, Texas enrollment
  • 18 clinicians in this Medicare group
Obstetrics & Gynecology
15303 DALLAS PKWY STE 650
Addison, TX 75001
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Unified Womens Healthcare Of Texas PLLC
  • 271 clinicians in this Medicare group

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78596 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596
Internal Medicine (Pulmonary Disease)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596
Internal Medicine (Pulmonary Disease)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596
Internal Medicine (Pulmonary Disease)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596
Internal Medicine (Pulmonary Disease)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596
Internal Medicine (Pulmonary Disease)
1604 E 8TH ST, SUITE A
WESLACO, TX 78596

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 Gregoris Nunez's NPI number?

The NPI number for Gregoris Nunez is 1679555163. It was assigned to this individual provider in the NPPES registry on November 18, 2005.

Where is Gregoris Nunez located?

Gregoris Nunez practices at 1604 E 8th St Suite B, Weslaco, TX 78596. The listed phone number is (956) 973-9717.

What is Gregoris Nunez's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Gregoris Nunez enrolled in Medicare?

Yes. Gregoris Nunez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Gregoris Nunez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregoris Nunez reassigns Medicare benefits to 3 organizations: Gregoris E. Nunez, M.D.,p.A. (Weslaco, TX), Coastal Bend Womens Center PLLC (Corpus Christi, TX) and Unified Women's Healthcare Of Texas PLLC (Addison, TX). Each 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 Gregoris Nunez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregoris Nunez accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Gregoris Nunez 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 Gregoris Nunez was last updated on August 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.