Michael P. Jaczko, DO
Family Medicine Physician · Newberg, OR
Michael P. Jaczko, DO is a family medicine physician with a practice address in Newberg, Oregon, and NPI 1487647954, issued on Aug 30, 2005. Check the license (Oregon DO20026, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael P. Jaczko
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO20026 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Providence Dr Ste 210, Newberg, OR 97132
- Phone
- (503) 537-5900
- Enumerated
- Aug 30, 2005
- Record last updated
- Mar 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 151081 OR
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 1000 N Providence Dr Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebekah Carrillo, PA-CPhysician Assistant1922663285
- Madison Duppenthaler, MDFamily Medicine Physician1730822834
Verify Michael P. Jaczko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO20026Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,036 Medicare Part D claims for 723 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 266 claims were for opioids.
Most prescribed
- Atorvastatin Calcium518 claims
- Levothyroxine Sodium409 claims
- Losartan Potassium351 claims
- Amlodipine Besylate279 claims
- Rosuvastatin Calcium254 claims
- Trazodone Hcl249 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.
Michael P. Jaczko among 2,847 family medicine physician records in Oregon
Michael P. Jaczko, DO is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 family medicine physician records list a practice address in Newberg
They are 24 of the 703 NPPES records with a practice address in Newberg, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Newberg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- William Bailey, M.D.Newberg, OR 971321295919512
- Sorin Cadar, M.D.Newberg, OR 971321376854158
- Benjamin Calvert, MDNewberg, OR 971321316195704
- Spencer Chun, MDNewberg, OR 971321205026556
- John Cummings, M.D.Newberg, OR 971321003811795
- Jacquelynn Harris, D.O.Newberg, OR 971321336236868
- Cynthia Lund, MDNewberg, OR 971321790714392
- Robert McQueen, M.D.Newberg, OR 971321215959523
Common questions
What is Michael P. Jaczko, DO's NPI number?
Michael P. Jaczko, DO's National Provider Identifier (NPI) is 1487647954, issued on Aug 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael P. Jaczko, DO located?
The NPPES record lists a practice address at 1000 N Providence Dr Ste 210, Newberg, OR, 97132. Phone: (503) 537-5900. Providers update this record themselves, so call before visiting.
How can I verify Michael P. Jaczko, DO's license?
NPPES lists Oregon license number DO20026, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael P. Jaczko, DO prescribe under Medicare Part D?
In 2024, Michael P. Jaczko, DO had 8,036 Medicare Part D claims for 723 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.