NPPES file of Aug 9, 2026

Shannon Harris Vanantwerp, PA-C

Physician Assistant · Billings, MT

Shannon Harris Vanantwerp, PA-C is a physician assistant with a practice address in Billings, Montana, and NPI 1902523905, issued on Oct 20, 2022. Check the license (Montana MED-PAC-LIC-117108, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902523905
Name
Shannon Harris Vanantwerp
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
MED-PAC-LIC-117108 MT
Self-reported in NPPES; status is on the state search
Practice location
760 Wicks LN, Billings, MT 59105
Phone
(406) 238-2900
Enumerated
Oct 20, 2022
Record last updated
Nov 19, 2024
Medicare enrollment
Enrolled (PECOS I20230103000961); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 760 Wicks LN

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jonathan Dilworth, DPTOrthopedic Physical Therapist1194303677
  2. Dale Emery, MDInternal Medicine Physician1164533725
  3. Shelby Garstad, LCSWClinical Social Worker1053045120
  4. Cameron Grove, MDFamily Medicine Physician1477659381
  5. Glenn Guzman, MDFamily Medicine Physician1760594725
  6. Carrie Hall, PAPhysician Assistant1275860934

Verify Shannon Harris Vanantwerp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license MED-PAC-LIC-117108
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Montana license search

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99% more Medicare Part D claims than the average physician assistant in 2024

1,653 Medicare Part D claims for 299 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Shannon Vanantwerp1,653
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium84 claims
  2. Omeprazole78 claims
  3. Levothyroxine Sodium68 claims
  4. Lisinopril60 claims
  5. Losartan Potassium52 claims
  6. Gabapentin51 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital affiliation

  1. Billings ClinicBillings, MT · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Shannon Harris Vanantwerp among 698 physician assistant records in Montana

Shannon Harris Vanantwerp, PA-C is one of 698 physician assistant records with a practice address in Montana. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 80% of them.

  • NPI issued2022 · 80% of these records are older, 15% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2022 · median 2016 among the 514 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

170 physician assistant records list a practice address in Billings

They are 170 of the 4,035 NPPES records with a practice address in Billings, and 698 physician assistant records in Montana.

The 8 physician assistant records with the nearest ZIP codes

  1. Carrie Hall, PABillings, MT 591051275860934
  2. Mackenzie Hansen, PA-CBillings, MT 591051033989280
  3. Kayleigh Huss, PABillings, MT 591051902371693
  4. Lauren Labar, PABillings, MT 591051285144204
  5. Patricia Francisco Thomas, PA-CBillings, MT 591061790870384
  6. Lauren Larson, PA-CBillings, MT 591061679353122
  7. Laurie VogeleBillings, MT 591061467510081
  8. Tyler Boucher, PA-CBillings, MT 591021508571498

Common questions

What is Shannon Harris Vanantwerp, PA-C's NPI number?

Shannon Harris Vanantwerp, PA-C's National Provider Identifier (NPI) is 1902523905, issued on Oct 20, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Harris Vanantwerp, PA-C located?

The NPPES record lists a practice address at 760 Wicks LN, Billings, MT, 59105. Phone: (406) 238-2900. Providers update this record themselves, so call before visiting.

How can I verify Shannon Harris Vanantwerp, PA-C's license?

NPPES lists Montana license number MED-PAC-LIC-117108, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Harris Vanantwerp, PA-C prescribe under Medicare Part D?

In 2024, Shannon Harris Vanantwerp, PA-C had 1,653 Medicare Part D claims for 299 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.