DR. MARK ANTHONY PORTER D.D.S.
NPI 1508891615
Dentist - General Practice in San Antonio, TX

Q: What is Mark Porter's NPI number?

The NPI number for Mark Porter is 1508891615. It was assigned to this individual provider in the NPPES registry on July 11, 2006.

Q: What is Mark Porter's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: Is Mark Porter enrolled in Medicare?

No. Mark Porter has opted out of Medicare through January 23, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Mark Porter was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since July 11, 2006Opted out of Medicare · through Jan 23, 2028

18730 STONE OAK PKWY, SUITE 200, SAN ANTONIO, TX 78258(210) 495-7155(210) 495-4319 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Mark Anthony Porter D.d.s. NPPES

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

DR. MARK ANTHONY PORTER D.D.S. (NPI 1508891615) is an individual general practice provider in San Antonio, Texas, licensed in Texas (18050) and active in the NPI registry since July 2006. He has opted out of Medicare through January 23, 2028.

NPPES Registry Identity

NPI1508891615

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. MARK ANTHONY PORTERCredential: D.D.S.

Location Address18730 STONE OAK PKWY, SUITE 200San Antonio, TX 78258-4140

Mailing Address18730 Stone Oak Pkwy, Suite 200San Antonio, TX 78258-4140 · (210) 495-7155 · Fax (210) 495-4319

Phone(210) 495-7155

Fax(210) 495-4319

Sole ProprietorYes

Enumeration DateJuly 11, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1508891615 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in TX · 18050

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

18730 STONE OAK PKWY, San Antonio, TX 78258

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Mark Anthony Porter D.d.s. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 23, 2024 through January 23, 2028.

Opt-Out Effective DateJanuary 23, 2024

Opt-Out In Effect ThroughJanuary 23, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES

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

BLACK DIAMOND MED SPA

Nurse Practitioner (Family)

18730 STONE OAK PKWY, STE 106
SAN ANTONIO, TX 78258

Bexar County (210) 403-2552

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 Mark Porter's NPI number?

The NPI number for Mark Porter is 1508891615. It was assigned to this individual provider in the NPPES registry on July 11, 2006.

Where is Mark Porter located?

Mark Porter practices at 18730 Stone Oak Pkwy Suite 200, San Antonio, TX 78258. The listed phone number is (210) 495-7155.

What is Mark Porter's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Mark Porter enrolled in Medicare?

No. Mark Porter has opted out of Medicare through January 23, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Mark Porter accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, Guardian and Humana list Mark Porter 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 Mark Porter was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.