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KATHERINE A. HARRISON M.D.
NPI 1285742999
Emergency Medicine in San Antonio, TX

Active since August 25, 2006PECOS Enrolled
3551 ROGER BROOKE DR, SAN ANTONIO, TX 78234(210) 539-9582(210) 358-1972 Get Directions Write a Review

NPPES record last updated: March 27, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 27, 2023, Jan 17, 2020 (2 updates tracked since 2020).

About Katherine A. Harrison M.d. NPPES

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

KATHERINE A. HARRISON M.D. (NPI 1285742999) is an individual emergency medicine provider in San Antonio, Texas, licensed in Texas (L8722) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1285742999
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameKATHERINE A. HARRISONCredential: M.D.
Location Address3551 ROGER BROOKE DRSan Antonio, TX 78234-4504
Mailing Address3551 Roger Brooke DrSan Antonio, TX 78234-4504 · (210) 539-9582 · Fax (210) 358-1972
Phone(210) 539-9582
Fax(210) 358-1972
Sole ProprietorNo
Enumeration DateAugust 25, 2006
Last NPPES UpdateMarch 27, 20232 updates tracked since enumeration
NPPES CertifiedMarch 27, 2023
✔ NPI 1285742999 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in TX · L8722✔ Licensed in MA · 216518
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.
3551 ROGER BROOKE DR, San Antonio, TX 78234
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Other Identifiers 3

Medicaid2014106MA
Other166513519TX · Cshcn
Medicaid166513518TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine A. Harrison M.d. 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 Katherine Harrison reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Texas Health Science Center At San Antonio
10 mi
Clinical Pathology/Laboratory Medicine
7703 FLOYD CURL DR RM 327B
San Antonio, TX 78229
  • Reassigned Medicare billing, Texas enrollment
  • 2,397 clinicians in this Medicare group
NPI 1396717989 (210) 450-9000
Prestige Emergency Consultants LLC
12 mi
Emergency Medicine
2810 N LOOP 1604 W, SUITE 110
San Antonio, TX 78248
  • Reassigned Medicare billing, Texas enrollment
  • 52 clinicians in this Medicare group
NPI 1730637778 (210) 504-4837
Victoria Emergency Partners LLC
60 mi
Emergency Medicine
1110 N SARAH DEWITT DR
Gonzales, TX 78629
  • Reassigned Medicare billing, Texas enrollment
  • 430 clinicians in this Medicare group
NPI 1164770996 (830) 672-7581

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78234 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 20

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

JANET JONES SIMS CRNA
Nurse Anesthetist, Certified Registered
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (253) 223-6272
JAMES KENNEDY HARDIN PA-C
Physician Assistant
3551 ROGER BROOKE DR
JBSA FT SAM HOUSTON, TX 78234
Bexar County (210) 295-4996
DR. DANIEL VICTOR-CALVIN HAMMOND M.D.
Pediatrics (Pediatric Endocrinology)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-3020
JESSICA FULLER LCSW
Social Worker (Clinical)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 808-1859
DR. JASON ROBERT HALL M.D.
Neurological Surgery
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582
MRS. KATHRYN ELAINE HELLAND LCSW
Social Worker (Clinical)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582
DR. HALWARD BLEGEN IV DO
Ophthalmology
3551 ROGER BROOKE DR
JBSA FORT SAM HOUSTON, TX 78234
Bexar County (210) 220-7419
KOLE HOLLAND SPAULDING M.D.
Emergency Medicine (Emergency Medical Services)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582

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 Katherine Harrison's NPI number?

The NPI number for Katherine Harrison is 1285742999. It was assigned to this individual provider in the NPPES registry on August 25, 2006.

Where is Katherine Harrison located?

Katherine Harrison practices at 3551 Roger Brooke Dr, San Antonio, TX 78234. The listed phone number is (210) 539-9582.

What is Katherine Harrison's specialty?

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

Is Katherine Harrison enrolled in Medicare?

Yes. Katherine Harrison is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Katherine Harrison's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Harrison reassigns Medicare benefits to 3 organizations: University Of Texas Health Science Center At San Antonio (San Antonio, TX), Prestige Emergency Consultants LLC (San Antonio, TX) and Victoria Emergency Partners LLC (Gonzales, 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 Katherine Harrison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katherine Harrison was last updated on March 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.