Dr. Violeta Geanina Tregoning, DO

  • Aberdeen, WA
  • Pediatrician
NPI1043714991
Part D claims, 2024
107
Publications
1
Hospital affiliations
1
Industry payments
$44
Medical group
1
Practice address
915 Anderson Drive, Aberdeen, WA 98520
Practice phone
Call (360) 532-8330
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Harbor Regional Health Community Hospital

Hospital · Aberdeen, Washington

See all 3 affiliations

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Dr. Violeta Geanina Tregoning is a pediatrician in Aberdeen, Washington

Dr. Tregoning practices at Harbor Regional Health Community Hospital in Aberdeen, Washington, part of Harbor Regional Health.

Dr. Tregoning's NPI, 1043714991, was assigned on March 23, 2018. Dr. Tregoning holds Washington license OP61166168.

NPI and contact details
NPI enumeration date
March 23, 2018
NPI status
Active
Practice phone
(360) 532-8330
Professional email
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Personal email
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Mobile number
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Sex
Female

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Violeta Geanina Tregoning practices at Harbor Regional Health Community Hospital in Aberdeen, Washington

Dr. Tregoning's primary practice is Harbor Regional Health Community Hospital, at 915 Anderson Drive, Aberdeen, WA 98520 in Grays Harbor County. The practice phone is (360) 532-8330.

Source: Dmand AI Affiliation Data

Dr. Violeta Geanina Tregoning is affiliated with 2 sites of care and 1 medical group

Dr. Tregoning's primary practice is Harbor Regional Health Community Hospital in Aberdeen, Washington, part of Harbor Regional Health. The medical group on file is Sea Mar Community Health Centers. Dmand AI also links Dr. Tregoning to 1 more community health center, named with a free account.

See all 3 affiliations for Dr. Tregoning

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Violeta Geanina Tregoning's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tregoning practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Harbor Regional Health Community HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Tregoning practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Harbor Regional Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Violeta Geanina Tregoning is one of 1,346 pediatricians in Washington

Pediatrics is Dr. Tregoning's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dmand AI has Dr. Tregoning's licenses on file in 2 states: Washington and Idaho.

Specialties and state licenses

  • Pediatrics, WashingtonPrimaryLicense OP61166168 · taxonomy 208000000X
  • Student in an organized health care education/training program, IdahoLicense MSO-0191 · taxonomy 390200000X

Pediatricians near Dr. Tregoning

Counts of pediatricians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Violeta Geanina Tregoning's patients have a median age of 17

Across all payers, Dmand AI patient panel data puts Dr. Tregoning's median patient age at 17, with 62% women.

Dr. Tregoning's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 17

Patient panel by sex, all payers

  • Women62%
  • Men37%

Source: Dmand AI Patient Panel Data

Dr. Violeta Geanina Tregoning wrote 107 Medicare Part D claims in 2024

In 2024, Dr. Tregoning wrote 107 Medicare Part D claims for 65 patients. 89% of them were for generic drugs.

Part D claims, 2024107
Part D patients65

Dr. Tregoning's Part D claims by kind of drug, 2024

  • Generic95 claims89%
  • Brand-name and other12 claims11%

Drug classes CMS tracks in Dr. Tregoning's Part D claims, 2024

  • Opioids17%18 of 107 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Dr. Violeta Geanina Tregoning has 1 publication on record

Dmand AI links 1 paper to Dr. Tregoning. Dr. Tregoning's most frequent co-authors are Michelle Lynn Mitchell, MD and Ashleigh Watson.

Papers1

Dr. Tregoning's most frequent co-authors

Recent publications by Dr. Tregoning

See all 1 publications and co-authors

See who Dr. Tregoning researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tregoning works with, so you can find a warm path to the right pediatricians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Violeta Geanina Tregoning received $44 in industry payments in 2025

CMS Open Payments shows 2 general payments to Dr. Tregoning from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $44.

Companies that paid Dr. Tregoning the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Tregoning

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Violeta Geanina Tregoning's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Violeta Geanina Tregoning

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Violeta Geanina Tregoning's NPI number?

Dr. Violeta Geanina Tregoning's NPI number is 1043714991. It was assigned on March 23, 2018, and it is active in the NPI Registry.

What kind of doctor is Dr. Violeta Geanina Tregoning?

Dr. Violeta Geanina Tregoning is a pediatrician in Aberdeen, Washington. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).

Where does Dr. Violeta Geanina Tregoning practice?

Dr. Tregoning practices at 915 Anderson Drive, Aberdeen, WA 98520. Dr. Tregoning's primary practice is Harbor Regional Health Community Hospital in Aberdeen, Washington, part of Harbor Regional Health. Dmand AI also links Dr. Tregoning to 1 community health center.

What is Dr. Violeta Geanina Tregoning's office phone number?

The practice phone on file for Dr. Tregoning is (360) 532-8330.

What is Dr. Violeta Geanina Tregoning's medical license number?

Dr. Tregoning holds Washington license OP61166168, one of the licenses on file in 2 states.

Which states has Dr. Violeta Geanina Tregoning been licensed in?

Dmand AI has state licenses on file for Dr. Tregoning in Washington and Idaho.

Which hospitals is Dr. Violeta Geanina Tregoning affiliated with?

Dr. Tregoning practices at Harbor Regional Health Community Hospital in Aberdeen, Washington.

What medical group is Dr. Violeta Geanina Tregoning part of?

Dr. Tregoning is linked to Sea Mar Community Health Centers.

Has Dr. Violeta Geanina Tregoning received payments from drug or device companies?

CMS Open Payments shows $44 in general payments to Dr. Tregoning from 1 company from 2025 to 2025. The largest total came from Exact Sciences Corporation.

How long has Dr. Violeta Geanina Tregoning been practicing?

Dr. Tregoning's NPI was assigned in 2018.

Does Dr. Violeta Geanina Tregoning do research?

Dmand AI links 1 publication to Dr. Tregoning.

Who does Dr. Violeta Geanina Tregoning publish with?

Dr. Tregoning's most frequent co-authors are Michelle Lynn Mitchell, MD (1 shared paper) and Ashleigh Watson (1 shared paper).

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