NPPES file of Aug 9, 2026

Nathaniel Holt

Psychiatric/Mental Health Nurse Practitioner · Portland, OR

Nathaniel Holt is a psychiatric/mental health nurse practitioner with a practice address in Portland, Oregon, and NPI 1851670954, issued on Aug 8, 2011. Check the license (Oregon 201150076NP, 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
1851670954
Name
Nathaniel Holt
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
201150076NP OR
Self-reported in NPPES; status is on the state search
Practice location
8935 SE Powell Blvd, Portland, OR 97266
Phone
(503) 772-4335
Enumerated
Aug 8, 2011
Record last updated
Mar 18, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(503) 772-4337
Medicaid IDs
500687152 OR
168395 OR
1851670954 WA
Medicare enrollment
Enrolled (PECOS I20110901000115); 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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Also registered at 8935 SE Powell Blvd

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

  1. Miriam Agisim, MDFamily Medicine Physician1538506266
  2. Anthony BellsmithFamily Medicine Physician1427404243
  3. Brook BirchardPhysician Assistant1558604611
  4. Elizabeth Briggs, PSY.D.Psychologist1912316407
  5. Laura Dean, RDN, CLT, IFNCPRegistered Dietitian1699385674
  6. Marcia Diaz Medina, M.D.Family Medicine Physician1467746206

Verify Nathaniel Holt 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 201150076NP
    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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5% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

954 Medicare Part D claims for 73 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Nathaniel Holt954
  2. Specialty average906

Most prescribed

  1. Aripiprazole72 claims
  2. Quetiapine Fumarate61 claims
  3. Clonazepam55 claims
  4. Clozapine51 claims
  5. Trazodone Hcl46 claims
  6. Risperidone38 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. Yakima Valley Farm Workers ClinicPortland, OR

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

Nathaniel Holt among 1,217 psychiatric/mental health nurse practitioner records in Oregon

Nathaniel Holt is one of 1,217 psychiatric/mental health nurse practitioner records with a practice address in Oregon. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 31% of them.

  • NPI issued2011 · 31% of these records are older, 65% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2011 · median 2019 among the 527 with a school on file
  • Record last updated2021 · 34% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Oregon

There are 1,217 psychiatric/mental health nurse practitioner records in Oregon.

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

  1. Danell Bjornson, PMHNPPortland, OR 972661619260668
  2. Megan Demerich, ARNPPortland, OR 972661528439528
  3. Nicole Desiderati, RN PMHNP-BCPortland, OR 972661558548370
  4. Linda Gossling, PMHNPPortland, OR 972661487883955
  5. Timothy Lafolette, PMHNPPortland, OR 972661386938033
  6. Katie O'Hanlon, DNP, CNMPortland, OR 972661114515566
  7. Phillip Bergreen, DNP, PMHNPMilwaukie, OR 972671881272144
  8. William Dudley, NP-CMilwaukie, OR 972671235502238

Common questions

What is Nathaniel Holt's NPI number?

Nathaniel Holt's National Provider Identifier (NPI) is 1851670954, issued on Aug 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Nathaniel Holt located?

The NPPES record lists a practice address at 8935 SE Powell Blvd, Portland, OR, 97266. Phone: (503) 772-4335. Providers update this record themselves, so call before visiting.

How can I verify Nathaniel Holt's license?

NPPES lists Oregon license number 201150076NP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Nathaniel Holt prescribe under Medicare Part D?

In 2024, Nathaniel Holt had 954 Medicare Part D claims for 73 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.

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.