NPPES file of Aug 9, 2026

Mary Beth Brown, FNP

Family Nurse Practitioner · Lake Oswego, OR

Mary Beth Brown, FNP is a family nurse practitioner with a practice address in Lake Oswego, Oregon, and NPI 1285832360, issued on Jul 10, 2007. Check the license (Oregon 089006127N1, as entered in NPPES) with the Oregon 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
1285832360
Name
Mary Beth Brown
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
089006127N1 OR
3007648 KY
Self-reported in NPPES; status is on the state search
Practice location
4015 Mercantile Dr, Lake Oswego, OR 97035
Phone
(503) 216-1500
Enumerated
Jul 10, 2007
Record last updated
Oct 19, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
274252 OR
Medicare enrollment
Enrolled (PECOS I20161026002118); 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 4015 Mercantile Dr

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

  1. Barbara Britsch, PA-CPhysician Assistant1699715227
  2. Ruth Fischer-Wright, MDFamily Medicine Physician1851322366
  3. Mark Jardini, MDFamily Medicine Physician1548370380
  4. Darren Lewis, M.D.Family Medicine Physician1699847731
  5. Kristina Rashid, MDFamily Medicine Physician1417980335
  6. Caroline Schmitz, PA-CPhysician Assistant1508201161

Verify Mary Beth Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license 089006127N1
    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 Oregon 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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11% fewer Medicare Part D claims than the average family nurse practitioner in 2024

1,158 Medicare Part D claims for 411 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.

  1. Mary Brown1,158
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium107 claims
  2. Levothyroxine Sodium61 claims
  3. Losartan Potassium57 claims
  4. Lisinopril53 claims
  5. Rosuvastatin Calcium43 claims
  6. Metformin Hcl Er42 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 one group practice

  1. Providence Health And Services OregonLake Oswego, OR

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

Mary Beth Brown among 2,384 family nurse practitioner records in Oregon

Mary Beth Brown, FNP is one of 2,384 family nurse practitioner records with a practice address in Oregon. 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 2007, is newer than 20% of them.

  • NPI issued2007 · 20% of these records are older, 73% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated1988 · median 2017 among the 1,390 with a school on file
  • Record last updated2020 · 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 363LF0000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

35 family nurse practitioner records list a practice address in Lake Oswego

They are 35 of the 1,377 NPPES records with a practice address in Lake Oswego, and 2,384 family nurse practitioner records in Oregon.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Jamie Barbara, FNP-BC, RN, BSNLake Oswego, OR 970351134535180
  2. Susan Battle, FNPLake Oswego, OR 970351003064304
  3. Pamela Bosa, NPLake Oswego, OR 970351528130713
  4. Natalie ChvirovLake Oswego, OR 970351134542913
  5. Janet DichterLake Oswego, OR 970351417384082
  6. Krista EspenshipLake Oswego, OR 970351083141196
  7. Manami Furuya, NPLake Oswego, OR 970351396935870
  8. Anthony HernandezLake Oswego, OR 970351083130058

Common questions

What is Mary Beth Brown, FNP's NPI number?

Mary Beth Brown, FNP's National Provider Identifier (NPI) is 1285832360, issued on Jul 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Beth Brown, FNP located?

The NPPES record lists a practice address at 4015 Mercantile Dr, Lake Oswego, OR, 97035. Phone: (503) 216-1500. Providers update this record themselves, so call before visiting.

How can I verify Mary Beth Brown, FNP's license?

NPPES lists Oregon license number 089006127N1, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Beth Brown, FNP prescribe under Medicare Part D?

In 2024, Mary Beth Brown, FNP had 1,158 Medicare Part D claims for 411 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.