1. Home
  2. Directory
  3. Montana
  4. Billings
  5. Dentist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ERIK LEGRAND MANGELSON DDS
NPI 1497493142
Dentist - Oral and Maxillofacial Surgery in Billings, MT

Active since May 23, 2022PECOS Enrolled
152 S 32ND ST W STE B, BILLINGS, MT 59102(406) 655-0170(406) 655-2271 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jul 10, 2026, Jul 22, 2022, Jul 5, 2022 and 1 more (4 updates tracked since 2022).

About Dr. Erik Legrand Mangelson Dds NPPES

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

DR. ERIK LEGRAND MANGELSON DDS (NPI 1497493142) is an individual oral and maxillofacial surgery provider in Billings, Montana, licensed in Montana (DEN-DEN-LIC-33232) and active in the NPI registry since May 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497493142
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. ERIK LEGRAND MANGELSONCredential: DDS
Location Address152 S 32ND ST W STE BBillings, MT 59102-6875
Mailing Address152 S 32nd St W Ste BBillings, MT 59102-6875 · (406) 655-0170 · Fax (406) 655-2271
Phone(406) 655-0170
Fax(406) 655-2271
Sole ProprietorNo
Enumeration DateMay 23, 2022
Last NPPES UpdateJuly 10, 20264 updates tracked since enumeration
NPPES CertifiedJuly 10, 2026
✔ NPI 1497493142 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in MT · DEN-DEN-LIC-33232
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
Also ListedOral & Maxillofacial SurgeryTaxonomy 204E00000X · License DEN-DEN-LIC-33232 (MT), 1719 (WY)
152 S 32ND ST W STE B, Billings, MT 59102
Open in Google Maps ↗

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. Erik Legrand Mangelson Dds 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 59102 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
$87.97 typical visit price
range $56.81 – $172.26
Typical copayment $21.99 (range $14.20 – $43.06)
Most-billed visit code 99203
Established Patient
$70.82 typical visit price
range $18.24 – $140.32
Typical copayment $17.70 (range $4.56 – $35.08)
Most-billed visit code 99213
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 2

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

MT OMS SPECIALTY DENTAL SERVICES, PLLC
Dentist (Oral and Maxillofacial Surgery)
152 S 32ND ST W STE B
BILLINGS, MT 59102
Yellowstone County (406) 245-4414
MT OMS SPECIALTY DENTAL SERVICES, PLLC
Dentist (Oral and Maxillofacial Surgery)
152 S 32ND ST W STE B
BILLINGS, MT 59102
Yellowstone County (406) 655-0170

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 Erik Mangelson's NPI number?

The NPI number for Erik Mangelson is 1497493142. It was assigned to this individual provider in the NPPES registry on May 23, 2022.

Where is Erik Mangelson located?

Erik Mangelson practices at 152 S 32nd St W Ste B, Billings, MT 59102. The listed phone number is (406) 655-0170.

What is Erik Mangelson's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Erik Mangelson enrolled in Medicare?

Yes. Erik Mangelson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Erik Mangelson was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 46 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.