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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXANDER RIVAS MD
NPI 1881369577
Student in an Organized Health Care Education/Training Program in Fort Rucker, AL

Active since August 13, 2021PECOS Enrolled
LYSTER ARMY HEALTH CLINIC, 301 ANDREWS AVE, FORT RUCKER, AL 36362(800) 261-7193 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 23, 2026, Oct 27, 2023, Aug 13, 2021 (3 updates tracked since 2021).

About Alexander Rivas Md NPPES

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

ALEXANDER RIVAS MD (NPI 1881369577) is an individual student in an organized health care education/training program in Fort Rucker, Alabama, licensed in Nebraska (35512) and active in the NPI registry since August 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881369577
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameALEXANDER RIVASCredential: MD
Location AddressLYSTER ARMY HEALTH CLINIC, 301 ANDREWS AVEFort Rucker, AL 36362-5333
Mailing AddressLyster Army Health Clinic, 301 Andrews AveFort Rucker, AL 36362-5333 · (800) 261-7193
Phone(800) 261-7193
Sole ProprietorNo
Enumeration DateAugust 13, 2021
Last NPPES UpdateJuly 23, 20263 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1881369577 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
License✔ Licensed in NE · 35512
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.
LYSTER ARMY HEALTH CLINIC, Fort Rucker, AL 36362
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexander Rivas Md 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.

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.

OMAR SAUCEDO EMT/HEALTHCARE SPC
Emergency Medical Technician, Basic
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (334) 255-7894
MRS. ERICA NICOLE HICKS LPN
Licensed Practical Nurse
LYSTER ARMY HEALTH CLINIC, BULIDING 301 ANDREWS AVE
FT RUCKER, AL 36362
Dale County (334) 255-7000
PATRISHA L TWYMAN
Licensed Practical Nurse
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (334) 255-7341
MICHAEL A BISHOP I
Emergency Medical Technician, Paramedic
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (334) 255-7986
JAMES WILLIAM JOHNSON NRP
Emergency Medical Technician, Paramedic
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (334) 255-3739
LYDIA ANNA ZELLERS PA
Physician Assistant
LYSTER ARMY HEALTH CLINIC, 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (800) 261-7193
KRISTA K BRANDT REGISTERED NURSE
Registered Nurse (Case Management)
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FT RUCKER, AL 36362
Dale County (334) 255-7049
CRYSTAL HARRIS NREMT-B
Emergency Medical Technician, Basic
LYSTER ARMY HEALTH CLINIC, BLDG 301 ANDREWS AVE
FORT RUCKER, AL 36362
Dale County (334) 255-7603

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 Rivas's NPI number?

The NPI number for Alexander Rivas is 1881369577. It was assigned to this individual provider in the NPPES registry on August 13, 2021.

Where is Alexander Rivas located?

Alexander Rivas practices at Lyster Army Health Clinic 301 Andrews Ave, Fort Rucker, AL 36362. The listed phone number is (800) 261-7193.

What is Alexander Rivas'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 Rivas enrolled in Medicare?

Yes. Alexander Rivas is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexander Rivas was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days 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.