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ELIAS KASSIR MD
NPI 1871097345
Obstetrics & Gynecology - Maternal & Fetal Medicine in Webster, TX

Active since March 20, 2018PECOS EnrolledAccepts Medicare Assignment
1411 ATLANTIS DR STE A, WEBSTER, TX 77598(281) 707-0939(281) 605-6800 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 19, 2025, Mar 28, 2023, Oct 28, 2022 and 1 more (4 updates tracked since 2018).

About Elias Kassir Md NPPES

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

ELIAS KASSIR MD (NPI 1871097345) is an individual maternal & fetal medicine provider in Webster, Texas, licensed in Texas (U1309) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of Baylor College Of Medicine (2018).

NPPES Registry Identity

NPI1871097345
Entity TypeIndividualMale
Primary Taxonomy207VM0101X
Provider Legal NameELIAS KASSIRCredential: MD
Location Address1411 ATLANTIS DR STE AWebster, TX 77598-1637
Mailing Address1411 Atlantis Dr Ste AWebster, TX 77598-1637 · (281) 707-0939 · Fax (281) 605-6800
Phone(281) 707-0939
Fax(281) 605-6800
Sole ProprietorNo
Medical School CMSBaylor College Of MedicineGraduated 2018
Enumeration DateMarch 20, 2018
Last NPPES UpdateJuly 2, 20264 updates tracked since enumeration
NPPES CertifiedJuly 2, 2026
✔ NPI 1871097345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in TX · U1309
Definition
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License U1309 (TX)
1411 ATLANTIS DR STE A, Webster, TX 77598
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Secondary Practice Location 1

Location 117045 Saint Edwards Dr Ste 300Houston, TX 77090-1753 · Phone (281) 707-0939

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Elias Kassir Md 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 ID4981038882
PECOS Enrollment IDI20230529000215
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 Elias Kassir reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ut Physicians
20 mi
Anesthesiology
6410 FANNIN ST, 1500
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 3,111 clinicians in this Medicare group
NPI 1033157821 (832) 325-7325

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 77598 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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 4

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

NIMA GOHARKHAY MD, PHD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1411 ATLANTIS DR STE A
WEBSTER, TX 77598
Harris County (817) 070-9392
DR. GENE E LAMONICA MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1411 ATLANTIS DR STE A
WEBSTER, TX 77598
Harris County (281) 707-0939
DR. ZIAD AMIL HAIDAR MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1411 ATLANTIS DR STE A
WEBSTER, TX 77598
Harris County (281) 707-0939
JENNIFER LEE ROLLINS M.S., C.G.C.
Genetic Counselor, MS
1411 ATLANTIS DR STE A
WEBSTER, TX 77598
Harris County (281) 707-0939

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 Elias Kassir's NPI number?

The NPI number for Elias Kassir is 1871097345. It was assigned to this individual provider in the NPPES registry on March 20, 2018.

Where is Elias Kassir located?

Elias Kassir practices at 1411 Atlantis Dr Ste A, Webster, TX 77598. The listed phone number is (281) 707-0939.

What is Elias Kassir's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Elias Kassir enrolled in Medicare?

Yes. Elias Kassir 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 organization bills Medicare for Elias Kassir's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elias Kassir reassigns Medicare benefits to Ut Physicians (Houston, 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 Elias Kassir's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elias Kassir accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 3 other insurers list Elias Kassir 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 Elias Kassir was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.