NPPES file of Aug 9, 2026

Jamie C. Westerman Billings, ARNP

Family Nurse Practitioner · Spencer, IA

Jamie C. Westerman Billings, ARNP is a family nurse practitioner with a practice address in Spencer, Iowa, and NPI 1235229816, issued on Oct 13, 2006. Check the license (Iowa A-103096, as entered in NPPES) with the Iowa 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
1235229816
Name
Jamie C. Westerman Billings
Credential
ARNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
A-103096 IA
Self-reported in NPPES; status is on the state search
Practice location
116 E 11TH St Ste 101, Spencer, IA 51301
Phone
(712) 264-3500
Enumerated
Oct 13, 2006
Record last updated
Apr 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(712) 264-3525
Medicaid ID
1235229816 IA
Medicare enrollment
Enrolled (PECOS I20051011000148); may accept 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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8 nearest family nurse practitioner records → All 1,971 in Iowa → Look up another NPI →

Also registered at 116 E 11TH St Ste 101

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

  1. William Bensen, D.O.Family Medicine Physician1750768339
  2. Amy Jochims, M.D.Family Medicine Physician1013328483
  3. Morgan SpielmanFamily Nurse Practitioner1548810625
  4. Edwin Suaza, PA-CPhysician Assistant1982161204
  5. Emily Walton, ARNPFamily Nurse Practitioner1902689763
  6. Kimberly Whisenant, NPPediatric Nurse Practitioner1205051208

Verify Jamie C. Westerman Billings in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license A-103096    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 Iowa license search

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3.6 times the Medicare Part D claims of the average family nurse practitioner in 2024

4,731 Medicare Part D claims for 288 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 48 claims were for opioids.

  1. Jamie Westerman Billings4,731
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium233 claims
  2. Levothyroxine Sodium233 claims
  3. Amlodipine Besylate205 claims
  4. Losartan Potassium194 claims
  5. Omeprazole180 claims
  6. Metoprolol Succinate178 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.

2 hospitals and group practices

  1. Spencer Municipal HospitalSpencer, IA · Acute Care Hospitals4 of 5 stars
  2. Sports Rehab And Professional Therapy Associates IncStorm Lake, IA

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.

Jamie C. Westerman Billings among 1,971 family nurse practitioner records in Iowa

Jamie C. Westerman Billings, ARNP is one of 1,971 family nurse practitioner records with a practice address in Iowa. 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 91% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2005 · median 2018 among the 1,398 with a school on file
  • Record last updated2019 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 family nurse practitioner records list a practice address in Spencer

They are 17 of the 346 NPPES records with a practice address in Spencer, and 1,971 family nurse practitioner records in Iowa.

All 1,971 in Iowa → Every provider in Spencer → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Miranda BrowerSpencer, IA 513011467747147
  2. Sue Brugman, ARNPSpencer, IA 513011538501085
  3. Jay DowningSpencer, IA 513011982088225
  4. Leisha Fischer, ARNPSpencer, IA 513011184040511
  5. Peyton Hantelman, ARNP-FNPSpencer, IA 513011700504776
  6. Kathi Heckert, CNPSpencer, IA 513011003046939
  7. Maureen Horsley, ARNPSpencer, IA 513011366422990
  8. Carol Lamoureux-Lewallen, DNP. ARNPSpencer, IA 513011669756474

Common questions

What is Jamie C. Westerman Billings, ARNP's NPI number?

Jamie C. Westerman Billings, ARNP's National Provider Identifier (NPI) is 1235229816, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jamie C. Westerman Billings, ARNP located?

The NPPES record lists a practice address at 116 E 11TH St Ste 101, Spencer, IA, 51301. Phone: (712) 264-3500. Providers update this record themselves, so call before visiting.

How can I verify Jamie C. Westerman Billings, ARNP's license?

NPPES lists Iowa license number A-103096, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Jamie C. Westerman Billings, ARNP prescribe under Medicare Part D?

In 2024, Jamie C. Westerman Billings, ARNP had 4,731 Medicare Part D claims for 288 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.