NPPES file of Aug 9, 2026

Mariah Lynn O'Connell, MSN, FNP-C

Family Nurse Practitioner · Rochester, MN

Mariah Lynn O'Connell, MSN, FNP-C is a family nurse practitioner with a practice address in Rochester, Minnesota, and NPI 1700572948, issued on Apr 12, 2023. Check the license (Minnesota 10425, as entered in NPPES) with the Minnesota 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
1700572948
Name
Mariah Lynn O'Connell
Credential
MSN, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
10425 MN
Self-reported in NPPES; status is on the state search
Practice location
200 1St St SW, Rochester, MN 55905
Phone
(507) 284-2511
Enumerated
Apr 12, 2023
Record last updated
Mar 20, 2026
Medicare enrollment
Enrolled (PECOS I20230823001603); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 200 1St St SW

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

  1. Timothy Aadland, M.D.Diagnostic Radiology Physician1780662783
  2. Christopher Aakre, MDInternal Medicine Physician1508151663
  3. Kathryn Aaro, P.T.Physical Therapist1619360666
  4. Danielle Aase, MDReproductive Endocrinology Physician1316524135
  5. Uzoamaka Abajue, PHARMDPharmacist1982335295
  6. Francisco Abarca Rendon, MDIndependent Medical Examiner Physician1790096246

Verify Mariah Lynn O'Connell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 10425
    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 Minnesota license search

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67% fewer Medicare Part D claims than the average family nurse practitioner in 2024

427 Medicare Part D claims for 128 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Mariah O'Connell427
  2. Specialty average1,305

Most prescribed

  1. Amlodipine Besylate31 claims
  2. Hydrochlorothiazide19 claims
  3. Losartan Potassium16 claims
  4. Atorvastatin Calcium14 claims
  5. Gabapentin11 claims
  6. Levothyroxine Sodium11 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.

Bills Medicare through 2 group practices

  1. Mayo ClinicRochester, MN
  2. The Duluth Clinic LtdDuluth, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mariah Lynn O'Connell among 3,335 family nurse practitioner records in Minnesota

Mariah Lynn O'Connell, MSN, FNP-C is one of 3,335 family nurse practitioner records with a practice address in Minnesota. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 83% of them.

  • NPI issued2023 · 83% of these records are older, 11% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2022 · median 2018 among the 1,909 with a school on file
  • Record last updated2026 · 50% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Nurse Practitioner providers in Minnesota

There are 3,335 family nurse practitioner records in Minnesota.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Heather Borchert, CNPRochester, MN 559051912745480
  2. Jessica Braun, RN,NPRochester, MN 559051700032505
  3. Brendon Groen, NPRochester, MN 559051750831293
  4. Stephanie Jaycox, DNPRochester, MN 559051184306060
  5. Kathryn Noble, APRN, CNPRochester, MN 559051447144803
  6. Dawn Schreyer, NPRochester, MN 559051538125158
  7. Melissa Skoff, FNPRochester, MN 559051700309796
  8. Abigail SpiveyRochester, MN 559051407683386

Common questions

What is Mariah Lynn O'Connell, MSN, FNP-C's NPI number?

Mariah Lynn O'Connell, MSN, FNP-C's National Provider Identifier (NPI) is 1700572948, issued on Apr 12, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Mariah Lynn O'Connell, MSN, FNP-C located?

The NPPES record lists a practice address at 200 1St St SW, Rochester, MN, 55905. Phone: (507) 284-2511. Providers update this record themselves, so call before visiting.

How can I verify Mariah Lynn O'Connell, MSN, FNP-C's license?

NPPES lists Minnesota license number 10425, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Mariah Lynn O'Connell, MSN, FNP-C prescribe under Medicare Part D?

In 2024, Mariah Lynn O'Connell, MSN, FNP-C had 427 Medicare Part D claims for 128 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.