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MRS. HILARY CHRISTINE CHRISTENSEN D.O.
NPI 1942408463
Emergency Medicine in San Antonio, TX

Active since July 05, 2007PECOS Enrolled
15900 LACANTERA PKWY, SAN ANTONIO, TX 78256(210) 314-4740 Get Directions Write a Review

NPPES record last updated: January 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 16, 2026, Jun 11, 2025 (2 updates tracked since 2025).

About Mrs. Hilary Christine Christensen D.o. NPPES

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

MRS. HILARY CHRISTINE CHRISTENSEN D.O. (NPI 1942408463) is an individual emergency medicine provider in San Antonio, Texas, licensed in Texas (P0025) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942408463
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameMRS. HILARY CHRISTINE CHRISTENSENCredential: D.O.
Location Address15900 LACANTERA PKWYSan Antonio, TX 78256
Mailing Address3339 Highline TrlSan Antonio, TX 78261-2378 · (775) 250-8569
Phone(210) 314-4740
Sole ProprietorNo
Enumeration DateJuly 5, 2007
Last NPPES UpdateJanuary 16, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 16, 2026
✔ NPI 1942408463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in TX · P0025
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
15900 LACANTERA PKWY, San Antonio, TX 78256
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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 (PECOS)

Mrs. Hilary Christine Christensen D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Hilary Christensen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency Medicine Services Of Tx, PLLC
6.5 mi
Emergency Medicine
7700 FLOYD CURL DR
San Antonio, TX 78229
  • Reassigned Medicare billing, Texas enrollment
  • 1,452 clinicians in this Medicare group
NPI 1245938729 (210) 575-4000
Fast Track Urgent Care
12 mi
Urgent Care
17910 BULVERDE RD STE 115
San Antonio, TX 78259
  • Reassigned Medicare billing, Texas enrollment
  • 31 clinicians in this Medicare group
NPI 1497151237 (210) 906-8478
Travis County Emergency Physicians PA
72 mi
Emergency Medicine
1201 W 38TH ST
Austin, TX 78705
  • Reassigned Medicare billing, Texas enrollment
  • 1,511 clinicians in this Medicare group
NPI 1962440933 (330) 493-4443

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 3

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
86 services82 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
54 services53 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78256 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.

Other Providers at the Same Location NPPES

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

GREATER HOUSTON EMERGENCY PHYSICIANS PLLC
Emergency Medicine
15900 LACANTERA PKWY, SUITE 20265
SAN ANTONIO, TX 78256
Bexar County (210) 314-4740

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 Hilary Christensen's NPI number?

The NPI number for Hilary Christensen is 1942408463. It was assigned to this individual provider in the NPPES registry on July 5, 2007.

Where is Hilary Christensen located?

Hilary Christensen practices at 15900 Lacantera Pkwy, San Antonio, TX 78256. The listed phone number is (210) 314-4740.

What is Hilary Christensen's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Hilary Christensen enrolled in Medicare?

Yes. Hilary Christensen is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Hilary Christensen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hilary Christensen reassigns Medicare benefits to 3 organizations: Emergency Medicine Services Of Tx, PLLC (San Antonio, TX), Fast Track Urgent Care (San Antonio, TX) and Travis County Emergency Physicians PA (Austin, 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 Hilary Christensen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Hilary Christensen 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 3 other insurers list Hilary Christensen 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 Hilary Christensen was last updated on January 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.