1. Home
  2. Directory
  3. Texas
  4. Universal City
  5. Nurse Practitioner
  6. NPI Profile

ABIGAIL MARTINEZ FNP
NPI 1821563321
Nurse Practitioner - Family in Universal City, TX

Active since October 10, 2018PECOS EnrolledAccepts Medicare Assignment
902 KITTY HAWK RD STE 110, UNIVERSAL CITY, TX 78148(210) 659-0889 Get Directions Write a Review

NPPES record last updated: September 3, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 3, 2025, Jan 26, 2022, Apr 10, 2020 and 1 more (4 updates tracked since 2018).

About Abigail Martinez Fnp NPPES

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

ABIGAIL MARTINEZ FNP (NPI 1821563321) is an individual family provider in Universal City, Texas, licensed in Texas (AP139057) and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1821563321
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameABIGAIL MARTINEZCredential: FNP
Location Address902 KITTY HAWK RD STE 110Universal City, TX 78148-3827
Mailing Address7815 BenidormBoerne, TX 78015-6608 · (830) 331-2391
Phone(210) 659-0889
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateOctober 10, 2018
Last NPPES UpdateSeptember 3, 20254 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2025
✔ NPI 1821563321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · AP139057
902 KITTY HAWK RD STE 110, Universal City, TX 78148
Open in Google Maps ↗

Secondary Practice Locations 2

Location 111130 Christus Hls Ste 207San Antonio, TX 78251-3586 · Phone (210) 703-8925
Location 211212 State Highway 151 Ste 100San Antonio, TX 78251-4500 · Phone (210) 703-8925

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

Abigail Martinez Fnp 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 ID7214278381
PECOS Enrollment IDI20190418001118
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

3

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

Methodist Carenow Urgent Care PLLC
18 mi
Family Medicine
5755 NW LOOP 410
San Antonio, TX 78238
  • Reassigned Medicare billing, Texas enrollment
  • 66 clinicians in this Medicare group
NPI 1083154207 (972) 906-8107
My Urgent Clinic LLC
30 mi
Urgent Care
910 RIVER RD STE 101
Boerne, TX 78006
  • Reassigned Medicare billing, Texas enrollment
  • 9 clinicians in this Medicare group
NPI 1083038798 (830) 331-2391
Christus Trinity Clinic Texas
263 mi
Family Medicine
520 DOUGLAS BLVD
Tyler, TX 75702
  • Reassigned Medicare billing, Texas enrollment
  • 2,745 clinicians in this Medicare group
NPI 1285684225 (903) 315-4119

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

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
156 services147 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
92 services91 patients
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880
A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.
53 services51 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
38 services19 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
37 services37 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
33 services31 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus Santa Rosa Medical Center

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450237
Location2827 Babcock RoadSan Antonio, TX 78229 · Bexar County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78148 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$19.50 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier14 claims14 services$924.23 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$105.67 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Abigail Martinez's NPI number?

The NPI number for Abigail Martinez is 1821563321. It was assigned to this individual provider in the NPPES registry on October 10, 2018.

Where is Abigail Martinez located?

Abigail Martinez practices at 902 Kitty Hawk Rd Ste 110, Universal City, TX 78148. The listed phone number is (210) 659-0889.

What is Abigail Martinez's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Abigail Martinez enrolled in Medicare?

Yes. Abigail Martinez 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 Abigail Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Martinez reassigns Medicare benefits to 3 organizations: Methodist Carenow Urgent Care PLLC (San Antonio, TX), My Urgent Clinic LLC (Boerne, TX) and Christus Trinity Clinic Texas (Tyler, 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 Abigail Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Abigail Martinez 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 5 other insurers list Abigail Martinez 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.

Is Abigail Martinez affiliated with any hospitals?

According to CMS data, Abigail Martinez is affiliated with Christus Santa Rosa Medical Center.

When was this NPI record last updated?

The NPPES record for Abigail Martinez was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.