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DR. ALEX MEL SCHLANGEN DO
NPI 1467136713
Emergency Medicine in Sioux Falls, SD

Active since June 14, 2023PECOS Enrolled
1305 W 18TH ST, SIOUX FALLS, SD 57105(605) 333-1000(605) 328-4560 Get Directions Write a Review

NPPES record last updated: August 17, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Aug 17, 2026, Jun 14, 2023 (2 updates tracked since 2023).

About Dr. Alex Mel Schlangen Do NPPES

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

DR. ALEX MEL SCHLANGEN DO (NPI 1467136713) is an individual emergency medicine provider in Sioux Falls, South Dakota, licensed in South Dakota (18844) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467136713
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. ALEX MEL SCHLANGENCredential: DO
Location Address1305 W 18TH STSioux Falls, SD 57105-0401
Mailing AddressPo Box 5074Sioux Falls, SD 57117-5074 · (605) 333-1000 · Fax (605) 328-4560
Phone(605) 333-1000
Fax(605) 328-4560
Sole ProprietorNo
Enumeration DateJune 14, 2023
Last NPPES UpdateAugust 17, 20262 updates tracked since enumeration
NPPES CertifiedAugust 17, 2026
✔ NPI 1467136713 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in SD · 18844
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.
1305 W 18TH ST, Sioux Falls, SD 57105
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Wellmark Health Plan of Iowa, Inc., Wellmark of South Dakota, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Alex Mel Schlangen Do 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57105 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
$85.21 typical visit price
range $55.52 – $167.23
Typical copayment $21.30 (range $13.88 – $41.80)
Most-billed visit code 99203
Established Patient
$97.88 typical visit price
range $18.08 – $137.08
Typical copayment $24.47 (range $4.52 – $34.27)
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.

JEDD D BIALAS CRNA
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 333-1000
AARON DANIEL MORTENSEN CRNA
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 333-1000
DR. JULIANA JOHNSON FERRI GUERRA MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 328-8700
PAUL E GILMORE CRNA
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 333-1000
BETH ABRAHAMSON
Nurse Practitioner (Neonatal)
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 328-3006
RYAN LAWRENCE TENNANT CNP
Nurse Practitioner
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 333-1000
LCM PATHOLOGISTS PC
Pathology (Anatomic Pathology & Clinical Pathology)
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (800) 284-9806
ARLEIGH TRAINOR MD
Emergency Medicine
1305 W 18TH ST
SIOUX FALLS, SD 57105
Minnehaha County (605) 333-1000

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 Alex Schlangen's NPI number?

The NPI number for Alex Schlangen is 1467136713. It was assigned to this individual provider in the NPPES registry on June 14, 2023.

Where is Alex Schlangen located?

Alex Schlangen practices at 1305 W 18th St, Sioux Falls, SD 57105. The listed phone number is (605) 333-1000.

What is Alex Schlangen's specialty?

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

Is Alex Schlangen enrolled in Medicare?

Yes. Alex Schlangen is registered in the Medicare PECOS enrollment system.

What insurance does Alex Schlangen accept?

Health plans from Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list Alex Schlangen 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 Alex Schlangen was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.