Michaela Marie Johnson, ARNP
Family Nurse Practitioner · Waterloo, IA
Michaela Marie Johnson, ARNP is a family nurse practitioner with a practice address in Waterloo, Iowa, and NPI 1407312549, issued on Feb 13, 2019. Check the license (Iowa A141705, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michaela Marie Johnson
- Credential
- ARNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- A141705 IA
Self-reported in NPPES; status is on the state search - Practice location
- 125 E Tower Park Dr, Waterloo, IA 50701
- Phone
- (319) 232-0555
- Enumerated
- Feb 13, 2019
- Record last updated
- Jul 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20190304000370); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 1,971 in Iowa → Look up another NPI →
Also registered at 125 E Tower Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Allison Hancock, PTA, ATC, LATAthletic Trainer1598645574
- Gregory Harter, MDFamily Medicine Physician1134157415
- Daniel Howlett, ARNP, DNPNurse Practitioner1326488420
- M PalmaPhysical Therapist1992758916
- Suresh Reddy, MDGastroenterology Physician1053358226
- Stefanie Swinton, DPTPhysical Therapist1538424874
Verify Michaela Marie Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license A141705Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average family nurse practitioner in 2024
2,329 Medicare Part D claims for 257 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 65 claims were for opioids.
Most prescribed
- Levothyroxine Sodium100 claims
- Amlodipine Besylate92 claims
- Lisinopril85 claims
- Meloxicam81 claims
- Omeprazole78 claims
- Rosuvastatin Calcium75 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.
Industry payments in 2024: $2,031.90
123 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Cedar Valley Medical Specialists PCWaterloo, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michaela Marie Johnson among 1,971 family nurse practitioner records in Iowa
Michaela Marie Johnson, 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 2019, is newer than 54% of them.
- NPI issued2019 · 54% of these records are older, 40% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2018 · median 2018 among the 1,398 with a school on file
- Record last updated2026 · 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).
66 family nurse practitioner records list a practice address in Waterloo
They are 66 of the 1,512 NPPES records with a practice address in Waterloo, and 1,971 family nurse practitioner records in Iowa.
All 1,971 in Iowa → Every provider in Waterloo → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Katie Bries, ARNPWaterloo, IA 507011427490226
- Wendy Chapin, ARNPWaterloo, IA 507011740616739
- Maryjane Cose, ARNPWaterloo, IA 507011235677691
- Alena Ellerbroek, MSN,FNPWaterloo, IA 507011376858654
- Rhian Gronewold, ARNP-BCWaterloo, IA 507011912374141
- Jeffrey GuseWaterloo, IA 507011063827798
- Kayley Lawrence, ARNPWaterloo, IA 507011154911865
- Maria Metcalf, ARNPWaterloo, IA 507011972822393
Common questions
What is Michaela Marie Johnson, ARNP's NPI number?
Michaela Marie Johnson, ARNP's National Provider Identifier (NPI) is 1407312549, issued on Feb 13, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Michaela Marie Johnson, ARNP located?
The NPPES record lists a practice address at 125 E Tower Park Dr, Waterloo, IA, 50701. Phone: (319) 232-0555. Providers update this record themselves, so call before visiting.
How can I verify Michaela Marie Johnson, ARNP's license?
NPPES lists Iowa license number A141705, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Michaela Marie Johnson, ARNP prescribe under Medicare Part D?
In 2024, Michaela Marie Johnson, ARNP had 2,329 Medicare Part D claims for 257 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.
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.