NPPES file of Aug 9, 2026

Karen Lynn Modrzejewski, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner · Marana, AZ

Karen Lynn Modrzejewski, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Marana, Arizona, and NPI 1831491059, issued on Nov 19, 2010. Check the license (Arizona AP10946, as entered in NPPES) with the Arizona 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
1831491059
Name
Karen Lynn Modrzejewski
Credential
PMHNP-BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
AP10946 AZ
114985 AZ
Self-reported in NPPES; status is on the state search
Practice location
13395 N Marana Main St Bldg B, Marana, AZ 85653
Phone
(520) 682-1091
Enumerated
Nov 19, 2010
Record last updated
Jul 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(520) 682-4132
Medicaid ID
354315 AZ
Medicare enrollment
Enrolled (PECOS I20180227000357); 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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8 nearest psychiatric/mental health nurse practitioner records → All 1,887 in Arizona → Look up another NPI →

Also registered at 13395 N Marana Main St Bldg B

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

  1. Darrin Ambrosino, LCSWClinical Social Worker1245941632
  2. Kari Beichter, LPCProfessional Counselor1437944568
  3. Christiana BilledalleyPsychiatric/Mental Health Nurse Practitioner1619631959
  4. Matthew Brown, LPCProfessional Counselor1174206064
  5. Jessica CarbajalClinical Social Worker1295446326
  6. Maria Casal Porto, LPCProfessional Counselor1508470402

Verify Karen Lynn Modrzejewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license AP10946    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 Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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60% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,448 Medicare Part D claims for 97 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Karen Modrzejewski1,448
  2. Specialty average906

Most prescribed

  1. Lamotrigine129 claims
  2. Trazodone Hcl124 claims
  3. Quetiapine Fumarate97 claims
  4. Aripiprazole79 claims
  5. Lorazepam78 claims
  6. Fluoxetine Hcl68 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: $95.54

1 payment: food and beverage; the largest payer was Axsome Therapeutics, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Modrzejewski$95.54
  2. Specialty average$1,027.77

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

  1. Marana Health Center IncMarana, AZ

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

Karen Lynn Modrzejewski among 1,887 psychiatric/mental health nurse practitioner records in Arizona

Karen Lynn Modrzejewski, PMHNP-BC is one of 1,887 psychiatric/mental health nurse practitioner records with a practice address in Arizona. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 14% of them.

  • NPI issued2010 · 14% of these records are older, 85% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2017 · median 2020 among the 1,079 with a school on file
  • Record last updated2021 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 psychiatric/mental health nurse practitioner records list a practice address in Marana

They are 19 of the 302 NPPES records with a practice address in Marana, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.

All 1,887 in Arizona → Every provider in Marana → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Christiana BilledalleyMarana, AZ 856531619631959
  2. Brett Curran, FPMHNPMarana, AZ 856531114088564
  3. Sarah CurranMarana, AZ 856531578972980
  4. Andrew Dorsett, PMHNP-BCMarana, AZ 856531770070732
  5. Tonia Isotalo, DNP, PMHNP-BCMarana, AZ 856531821611948
  6. Brian Menghini, PMHNP-BCMarana, AZ 856531922546282
  7. Jennifer Meyerson, DNP-PMHNPMarana, AZ 856531992473631
  8. Jossy Mossle, BA, BSN, DNP, PMHNPMarana, AZ 856531922762269

Common questions

What is Karen Lynn Modrzejewski, PMHNP-BC's NPI number?

Karen Lynn Modrzejewski, PMHNP-BC's National Provider Identifier (NPI) is 1831491059, issued on Nov 19, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Karen Lynn Modrzejewski, PMHNP-BC located?

The NPPES record lists a practice address at 13395 N Marana Main St Bldg B, Marana, AZ, 85653. Phone: (520) 682-1091. Providers update this record themselves, so call before visiting.

How can I verify Karen Lynn Modrzejewski, PMHNP-BC's license?

NPPES lists Arizona license number AP10946, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Lynn Modrzejewski, PMHNP-BC prescribe under Medicare Part D?

In 2024, Karen Lynn Modrzejewski, PMHNP-BC had 1,448 Medicare Part D claims for 97 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.