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DR. GREGORY THOMAS MCCAIN M.D.
NPI 1528130192
Pediatrics in San Antonio, TX

Active since November 15, 2006PECOS Enrolled
20821 US HIGHWAY 281 N STE 324, SAN ANTONIO, TX 78258(210) 263-9443 Get Directions Write a Review

NPPES record last updated: February 16, 2012. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Gregory Thomas Mccain M.d. NPPES

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

DR. GREGORY THOMAS MCCAIN M.D. (NPI 1528130192) is an individual pediatrics provider in San Antonio, Texas, licensed in Texas (M8822) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1528130192
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. GREGORY THOMAS MCCAINCredential: M.D.
Location Address20821 US HIGHWAY 281 N STE 324San Antonio, TX 78258-7597
Mailing Address20821 Us Highway 281 N Ste 324San Antonio, TX 78258-7597 · (210) 263-9443
Phone(210) 263-9443
Sole ProprietorNo
Enumeration DateNovember 15, 2006
Last NPPES UpdateFebruary 16, 2012
✔ NPI 1528130192 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in TX · M8822
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
20821 US HIGHWAY 281 N STE 324, San Antonio, TX 78258
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Antidote Health of TX.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Thomas Mccain M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Gregory Mccain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dallas Physician Medical Services For Children Inc
239 mi
Pediatrics
1935 MEDICAL DISTRICT DR
Dallas, TX 75235
  • Reassigned Medicare billing, Texas enrollment
  • 424 clinicians in this Medicare group
NPI 1194153650 (214) 456-7000

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 78258 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
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

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

CARLOS ALFREDO AESCHLIMANN MD
Pediatrics
20821 US HIGHWAY 281 N STE 324
SAN ANTONIO, TX 78258
Bexar County (210) 998-4758

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 Gregory Mccain's NPI number?

The NPI number for Gregory Mccain is 1528130192. It was assigned to this individual provider in the NPPES registry on November 15, 2006.

Where is Gregory Mccain located?

Gregory Mccain practices at 20821 Us Highway 281 N Ste 324, San Antonio, TX 78258. The listed phone number is (210) 263-9443.

What is Gregory Mccain's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Gregory Mccain enrolled in Medicare?

Yes. Gregory Mccain is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Mccain's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Mccain reassigns Medicare benefits to Dallas Physician Medical Services For Children Inc (Dallas, TX). The 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 Gregory Mccain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Mccain accept?

Health plans from Antidote Health of TX list Gregory Mccain 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 Gregory Mccain was last updated on February 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.