DR. ANDREW JOHN MARKS M.D.
NPI 1679702377
Urology - Pediatric Urology in San Antonio, TX

Q: What is Andrew Marks's NPI number?

The NPI number for Andrew Marks is 1679702377. It was assigned to this individual provider in the NPPES registry on July 2, 2009.

Q: What is Andrew Marks's specialty?

The primary specialty registered for this NPI is Urology, specializing in Pediatric Urology, with taxonomy code 2088P0231X.

Q: When was this NPI record last updated?

The NPPES record for Andrew Marks was last updated on December 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 02, 2009PECOS EnrolledAccepts Medicare Assignment

4499 MEDICAL DR STE 360, SAN ANTONIO, TX 78229(210) 615-1600(210) 615-1601 Get Directions Write a Review

NPPES record last updated: December 5, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 5, 2018, May 12, 2017 (2 updates tracked since 2017).

On this page

About Dr. Andrew John Marks M.d. NPPES

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

DR. ANDREW JOHN MARKS M.D. (NPI 1679702377) is an individual pediatric urology provider in San Antonio, Texas, licensed in Texas (Q7231) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1679702377

Entity TypeIndividualMale

Primary Taxonomy2088P0231X

Provider Legal NameDR. ANDREW JOHN MARKSCredential: M.D.

Location Address4499 MEDICAL DR STE 360San Antonio, TX 78229-3857

Mailing Address4499 Medical Dr Ste 360San Antonio, TX 78229-3857 · (210) 615-1600 · Fax (210) 615-1601

Phone(210) 615-1600

Fax(210) 615-1601

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateJuly 2, 2009

Last NPPES UpdateDecember 5, 20182 updates tracked since enumeration

✔ NPI 1679702377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrology · Pediatric UrologyAllopathic & Osteopathic Physicians

Taxonomy Code2088P0231X

License✔ Licensed in TX · Q7231

Definition

Surgeons who can diagnose, treat, and manage children's urinary and genital problems. A pediatric urologist devotes a minimum of 50% of his or her practice to the urologic problems of infants, children, and adolescents. Pediatric urologists generally provide the following services: the evaluation and management of voiding disorders; vesicoureteral reflux, and urinary tract infections that require surgery; surgical reconstruction of the urinary tract (kidneys, ureters, and bladder) including genital abnormalities, hypospadias, and intersex conditions; surgery for groin conditions in childhood and adolescence (undescended testes, hydrocele/hernia, varicocele).

4499 MEDICAL DR STE 360, San Antonio, TX 78229

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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. Andrew John Marks 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 ID143492876

PECOS Enrollment IDI20160712000235

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

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

Sa Pediatric Urology

Same address

Pediatric Urology

4499 MEDICAL DR STE 360
San Antonio, TX 78229

Reassigned Medicare billing, Texas enrollment
5 clinicians in this Medicare group

NPI 1578309951 (210) 615-1600

Magella Medical Associates Billing, Inc.

86 mi

Neonatal-Perinatal Medicine

2400 ROUND ROCK AVE
Round Rock, TX 78681

Reassigned Medicare billing, Texas enrollment
432 clinicians in this Medicare group

NPI 1083631071 (512) 341-1000

Children's Physician Services Of South Texas

141 mi

Plastic Surgery

3533 S ALAMEDA ST
Corpus Christi, TX 78411

Reassigned Medicare billing, Texas enrollment
510 clinicians in this Medicare group

NPI 1568658227 (361) 694-4444

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

Other Providers at the Same Location NPPES 3

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

DR. GAAYANA RAJU M.D.

Urology (Pediatric Urology)

4499 MEDICAL DR STE 360
SAN ANTONIO, TX 78229

Bexar County (210) 615-1600

SA PEDIATRIC UROLOGY

Urology (Pediatric Urology)

4499 MEDICAL DR STE 360
SAN ANTONIO, TX 78229

Bexar County (210) 615-1600

DR. JUAN CARLOS PRIETO M.D.

Urology (Pediatric Urology)

4499 MEDICAL DR STE 360
SAN ANTONIO, TX 78229

Bexar County (210) 615-1600

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 Andrew Marks's NPI number?

The NPI number for Andrew Marks is 1679702377. It was assigned to this individual provider in the NPPES registry on July 2, 2009.

Where is Andrew Marks located?

Andrew Marks practices at 4499 Medical Dr Ste 360, San Antonio, TX 78229. The listed phone number is (210) 615-1600.

What is Andrew Marks's specialty?

The primary specialty registered for this NPI is Urology, specializing in Pediatric Urology, with taxonomy code 2088P0231X.

Is Andrew Marks enrolled in Medicare?

Yes. Andrew Marks 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 Andrew Marks's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Marks reassigns Medicare benefits to 3 organizations: Sa Pediatric Urology (San Antonio, TX), Magella Medical Associates Billing, Inc. (Round Rock, TX) and Children's Physician Services Of South Texas (Corpus Christi, 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 Andrew Marks's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andrew Marks 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 5 other insurers list Andrew Marks 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 Andrew Marks was last updated on December 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.