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DR. MIKE ZEIN MD, MS
NPI 1003554015
Ophthalmology in Austin, TX

Active since May 20, 2022PECOS EnrolledAccepts Medicare Assignment
801 W 38TH ST STE 200, AUSTIN, TX 78705(512) 451-0103(512) 451-2741 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 13, 2026, May 20, 2022 (2 updates tracked since 2022).

About Dr. Mike Zein Md, Ms NPPES

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

DR. MIKE ZEIN MD, MS (NPI 1003554015) is an individual ophthalmology provider in Austin, Texas, licensed in Texas (W4647) and active in the NPI registry since May 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1003554015
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. MIKE ZEINCredential: MD, MS
Location Address801 W 38TH ST STE 200Austin, TX 78705-1169
Mailing Address1512 W 35th St Ste 200Austin, TX 78703-1437 · (512) 451-0103 · Fax (512) 451-2741
Phone(512) 451-0103
Fax(512) 451-2741
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMay 20, 2022
Last NPPES UpdateMay 13, 20262 updates tracked since enumeration
NPPES CertifiedMay 13, 2026
✔ NPI 1003554015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in TX · W4647
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
801 W 38TH ST STE 200, Austin, TX 78705
Open in Google Maps ↗

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

Dr. Mike Zein Md, Ms 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 ID840675864
PECOS Enrollment IDI20260513003912
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

2

Medicare enrollment records show Mike Zein reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Austin Retina Associates PLLC
Same address
Ophthalmology
801 W 38TH ST STE 200
Austin, TX 78705
  • Reassigned Medicare billing, Texas enrollment
  • 19 clinicians in this Medicare group
NPI 1114999828 (512) 451-0103
Cook County
958 mi
Primary Care
1645 COTTAGE GROVE AVE
Ford Heights, IL 60411
  • Reassigned Medicare billing, Illinois enrollment
  • 1,047 clinicians in this Medicare group
NPI 1760502439 (708) 753-5800

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 78705 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
$131.95 typical visit price
range $57.88 – $174.00
Typical copayment $32.98 (range $14.47 – $43.50)
Most-billed visit code 99204
Established Patient
$71.95 typical visit price
range $18.88 – $142.23
Typical copayment $17.98 (range $4.72 – $35.55)
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 10

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

DR. LUCA ROSIGNOLI MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. PHILIP P STOREY MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
AUSTIN RETINA ASSOCIATES PLLC
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. EDWARD HUNT WOOD MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. NAOMI HASEGAWA MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. AARON BROCK ROLLER M.D.
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. SAAGAR NILESH PATEL MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103
DR. CHRISTIAN ALBERTO LEAL MD
Ophthalmology
801 W 38TH ST STE 200
AUSTIN, TX 78705
Travis County (512) 451-0103

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 Mike Zein's NPI number?

The NPI number for Mike Zein is 1003554015. It was assigned to this individual provider in the NPPES registry on May 20, 2022.

Where is Mike Zein located?

Mike Zein practices at 801 W 38th St Ste 200, Austin, TX 78705. The listed phone number is (512) 451-0103.

What is Mike Zein's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Mike Zein enrolled in Medicare?

Yes. Mike Zein 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 Mike Zein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mike Zein reassigns Medicare benefits to 2 organizations: Austin Retina Associates PLLC (Austin, TX) and Cook County (Ford Heights, IL). 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 Mike Zein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mike Zein accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness and Ambetter from Louisiana Healthcare Connections and 5 other insurers list Mike Zein 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 Mike Zein was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.