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ALEXANDER JOSEPH SHARUM DO
NPI 1992558936
Student in an Organized Health Care Education/Training Program in Corpus Christi, TX

Active since April 09, 2024PECOS EnrolledAccepts Medicare Assignment
600 ELIZABETH ST, CORPUS CHRISTI, TX 78404(361) 881-3000 Get Directions Write a Review

NPPES record last updated: May 23, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 23, 2026, Apr 9, 2024 (2 updates tracked since 2024).

About Alexander Joseph Sharum Do NPPES

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

ALEXANDER JOSEPH SHARUM DO (NPI 1992558936) is an individual student in an organized health care education/training program in Corpus Christi, Texas and active in the NPI registry since April 2024. He is enrolled in Medicare PECOS, is affiliated with Christus Spohn Hospital Corpus Christi, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1992558936
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameALEXANDER JOSEPH SHARUMCredential: DO
Location Address600 ELIZABETH STCorpus Christi, TX 78404-2235
Mailing Address600 Elizabeth StCorpus Christi, TX 78404-2235 · (361) 881-3000
Phone(361) 881-3000
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateApril 9, 2024
Last NPPES UpdateMay 23, 20262 updates tracked since enumeration
NPPES CertifiedMay 23, 2026
✔ NPI 1992558936 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedEmergency MedicineTaxonomy 207P00000X · License W5559 (TX)
600 ELIZABETH ST, Corpus Christi, TX 78404
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.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

Alexander Joseph Sharum Do 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 ID1355807918
PECOS Enrollment IDI20260803004612
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

2

Medicare enrollment records show Alexander Sharum reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Refugio County Memorial Hospital District
37 mi
Emergency Medicine
107 SWIFT ST
Refugio, TX 78377
  • Reassigned Medicare billing, Texas enrollment
  • Also billed through NPI 1942240189 (Texas)
  • 44 clinicians in this Medicare group
NPI 1821178336 (361) 526-2321
Gulf Coast Emergency Physicians, PLLC
40 mi
Emergency Medicine
2500 E MAIN ST
Alice, TX 78332
  • Reassigned Medicare billing, Texas enrollment
  • 174 clinicians in this Medicare group
NPI 1972286920 (361) 661-8000

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

Hospital Affiliations CMS Care Compare 2

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

Christus Spohn Hospital Corpus Christi

Acute Care Hospitals · Corpus Christi, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450046
Location600 Elizabeth StreetCorpus Christi, TX 78404 · Nueces County
Emergency services Birthing friendly

Christus Spohn Hospital Kleberg

Acute Care Hospitals · Kingsville, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450163
Location1311 General Cavazos BlvdKingsville, TX 78363 · Kleberg County
Emergency services Birthing friendly

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.

MANU M BHATTATIRY MD
Radiology (Diagnostic Radiology)
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3151
DR. FRANCES MARIE STOKES ACNP-APN
Nurse Practitioner (Acute Care)
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
CONNER EMERGENCY MEDICINE ASSOCIATES, PA
Emergency Medicine
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
DELMAR EMERGENCY PHYSICIANS, LLP
Emergency Medicine
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
DR. JACQUELINE ISABELLA HARLE DO
Student in an Organized Health Care Education/Training Program
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
ADVANCED MEDICAL CARE P.A.
Internal Medicine
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
KENT DAUSSIN OTR
Occupational Therapist
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3000
ASHLEY RIESBERG
Nurse Anesthetist, Certified Registered
600 ELIZABETH ST
CORPUS CHRISTI, TX 78404
Nueces County (361) 881-3151

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 Alexander Sharum's NPI number?

The NPI number for Alexander Sharum is 1992558936. It was assigned to this individual provider in the NPPES registry on April 9, 2024.

Where is Alexander Sharum located?

Alexander Sharum practices at 600 Elizabeth St, Corpus Christi, TX 78404. The listed phone number is (361) 881-3000.

What is Alexander Sharum's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Alexander Sharum enrolled in Medicare?

Yes. Alexander Sharum 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 Alexander Sharum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Sharum reassigns Medicare benefits to 2 organizations: Refugio County Memorial Hospital District (Refugio, TX) and Gulf Coast Emergency Physicians, PLLC (Alice, 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 Alexander Sharum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexander Sharum accept?

Health plans from UnitedHealthcare list Alexander Sharum 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 Alexander Sharum affiliated with any hospitals?

According to CMS data, Alexander Sharum is affiliated with Christus Spohn Hospital Corpus Christi and Christus Spohn Hospital Kleberg.

When was this NPI record last updated?

The NPPES record for Alexander Sharum was last updated on May 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.