NPPES file of Aug 9, 2026

Jan Paula Davis, ARNP

Nurse Practitioner · Waverly, IA

Jan Paula Davis, ARNP is a nurse practitioner with a practice address in Waverly, Iowa, and NPI 1043652860, issued on Jul 22, 2013. Check the license (Iowa H121394, 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
1043652860
Name
Jan Paula Davis
Credential
ARNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
H121394 IA
Self-reported in NPPES; status is on the state search
Practice location
312 9TH St SW Ste 3300, Waverly, IA 50677
Phone
(319) 483-1400
Enumerated
Jul 22, 2013
Record last updated
Dec 3, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(319) 483-1439
Medicare enrollment
Enrolled (PECOS I20131003000239); 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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Verify Jan Paula Davis 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 H121394
    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
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80% fewer Medicare Part D claims than the average nurse practitioner in 2024

227 Medicare Part D claims for 161 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Jan Davis227
  2. Specialty average1,109

Most prescribed

  1. Prednisone39 claims
  2. Amoxicillin-Clavulanate Potass38 claims
  3. Cephalexin19 claims
  4. Amoxicillin16 claims
  5. Nitrofurantoin Mono-Macro16 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. Waverly Health CenterWaverly, IA · Critical Access Hospitals5 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.

Jan Paula Davis among 1,294 nurse practitioner records in Iowa

Jan Paula Davis, ARNP is one of 1,294 nurse practitioner records with a practice address in Iowa. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 36% of them.

  • NPI issued2013 · 36% of these records are older, 61% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2013 · median 2018 among the 873 with a school on file
  • Record last updated2019 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 nurse practitioner records list a practice address in Waverly

They are 11 of the 343 NPPES records with a practice address in Waverly, and 1,294 nurse practitioner records in Iowa.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Madison Albert, ARNPWaverly, IA 506771043945645
  2. Kristen Grapp, ARNPWaverly, IA 506771144604257
  3. Rae Hovenga, NURSE PRACTITIONERWaverly, IA 506771093404535
  4. Denisee LoyolaWaverly, IA 506771598646531
  5. Kelsey MastersWaverly, IA 506771922666528
  6. Heidi Prose, A.R.N.P.Waverly, IA 506771831484898
  7. Janel Thompson, ARNPWaverly, IA 506771568456531
  8. Elizabeth Tjarks, ARNPWaverly, IA 506771487039061

Common questions

What is Jan Paula Davis, ARNP's NPI number?

Jan Paula Davis, ARNP's National Provider Identifier (NPI) is 1043652860, issued on Jul 22, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Jan Paula Davis, ARNP located?

The NPPES record lists a practice address at 312 9TH St SW Ste 3300, Waverly, IA, 50677. Phone: (319) 483-1400. Providers update this record themselves, so call before visiting.

How can I verify Jan Paula Davis, ARNP's license?

NPPES lists Iowa license number H121394, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Jan Paula Davis, ARNP prescribe under Medicare Part D?

In 2024, Jan Paula Davis, ARNP had 227 Medicare Part D claims for 161 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.