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JANYNA MARIE MERCADO PHD
NPI 1679556930
Clinical Neuropsychologist in San Antonio, TX

Active since November 21, 2005PECOS EnrolledAccepts Medicare Assignment
19016 STONE OAK PKWY STE 210, SAN ANTONIO, TX 78258(210) 860-9622(844) 404-6016 Get Directions Write a Review

NPPES record last updated: July 14, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Janyna Marie Mercado Phd NPPES

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

JANYNA MARIE MERCADO PHD (NPI 1679556930) is an individual clinical neuropsychologist in San Antonio, Texas, licensed in Texas (32917) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1679556930
Entity TypeIndividualFemale
Primary Taxonomy103G00000X
Provider Legal NameJANYNA MARIE MERCADOCredential: PHD
Location Address19016 STONE OAK PKWY STE 210San Antonio, TX 78258-3281
Mailing Address19016 Stone Oak Pkwy Ste 210San Antonio, TX 78258-3281 · (210) 860-9622 · Fax (844) 404-6016
Phone(210) 860-9622
Fax(844) 404-6016
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateNovember 21, 2005
Last NPPES UpdateJuly 14, 2020
NPPES CertifiedJuly 14, 2020
✔ NPI 1679556930 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in TX · 32917
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
19016 STONE OAK PKWY STE 210, San Antonio, TX 78258
Open in Google Maps ↗

Other Identifiers 2

Other32917TX · Psychologist License
Other0035PBBcbs Tx

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

Janyna Marie Mercado Phd 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 ID5496857112
PECOS Enrollment IDI20070227000700
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 Janyna Mercado reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Neuropsychological Institute Of San Antonio PLLC
Same address
Clinical Neuropsychologist
19016 STONE OAK PKWY BLDG I
San Antonio, TX 78258
  • Reassigned Medicare billing, Texas enrollment
  • 5 clinicians in this Medicare group
NPI 1891381331 (210) 860-9622

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

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 Janyna Mercado's NPI number?

The NPI number for Janyna Mercado is 1679556930. It was assigned to this individual provider in the NPPES registry on November 21, 2005.

Where is Janyna Mercado located?

Janyna Mercado practices at 19016 Stone Oak Pkwy Ste 210, San Antonio, TX 78258. The listed phone number is (210) 860-9622.

What is Janyna Mercado's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Is Janyna Mercado enrolled in Medicare?

Yes. Janyna Mercado 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 Janyna Mercado's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Janyna Mercado reassigns Medicare benefits to Neuropsychological Institute Of San Antonio PLLC (San Antonio, 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 Janyna Mercado's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Janyna Mercado 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 4 other insurers list Janyna Mercado 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 Janyna Mercado was last updated on July 14, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.